Scholarly Contributions
127 Scholarly Contributions
The Late Devonian mass extinction: the view from New York
Research Type: Poster/Presentation
When the sun is just right: a remembrance of Patrick R. Getty
Research Type: Poster/Presentation
Paleoecology and biodiversity change in marine fossil animals
Research Type: Poster/Presentation
Paleoecology and diversity of brachiopods through the Upper Kellwasser Extinction Event (Late Devonian) at Tioga, Pennsylvania
Research Type: Poster/Presentation
Stratigraphy of the Frasnian-Famennian boundary interval in shallow-marine paleoenvironments of New York and north-central Pennsylvania (Wiscoy-Caneadea formations, Upper Devonian)
Michael Hren,
, (2023). Stratigraphy of the Frasnian-Famennian boundary interval in shallow-marine paleoenvironments of New York and north-central Pennsylvania (Wiscoy-Caneadea formations, Upper Devonian), Devonian of New York, Volume 3: Frasnian to Famennian (Upper Devonian) Stages and the Devonian Terrestrial System in New York, pp. 29-46, Paleontological Research Association
Research Type: Book Chapter
STRATIGRAPHY OF THE FRASNIAN-FAMENNIAN BOUNDARY INTERVAL IN SHALLOWMARINE PALEOENVIRONMENTS OF NEW YORK AND NORTH-CENTRAL PENNSYLVANIA (WISCOY--CANEADEA FORMATIONS, UPPER DEVONIAN).
Michael Hren,
, (2023). STRATIGRAPHY OF THE FRASNIAN-FAMENNIAN BOUNDARY INTERVAL IN SHALLOWMARINE PALEOENVIRONMENTS OF NEW YORK AND NORTH-CENTRAL PENNSYLVANIA (WISCOY--CANEADEA FORMATIONS, UPPER DEVONIAN)., Bulletins of American Paleontology
Research Type: Journal Article
Niche conservatism and ecological change during the Late Devonian mass extinction
Research Type: Journal Article
Environmental controls on biotic interaction: An updated analysis of skeletobiosis through the Late Devonian mass extinction in the Appalachian Basin, USA
Research Type: Poster/Presentation
Funnel-shaped trace fossils from the Upper Devonian of north-central Pennsylvania: preservation and tracemaker behavior
Research Type: Poster/Presentation
Ecological gradient analysis of brachiopods through the Frasnian-Famennian mass extinction interval (Late Devonian) of Tioga, Pennsylvania
Research Type: Poster/Presentation
Funnel-shaped trace fossils from the marine-nonmarine transition of the Upper Devonian in Tioga County, Pennsylvania
Research Type: Poster/Presentation
Exploring the impacts of preservation on paleontological data: a literature-based survey of body size and biodiversity in late Mesozoic-Paleogene gastropods
Research Type: Poster/Presentation
Preliminary look at bivalve ranges through the Kellwasser Events of the upper Devonian in the Appalachian Basin
Research Type: Poster/Presentation
Quantitative comparison of paleoecological gradients of brachiopods across a Late Devonian extinction event
Research Type: Poster/Presentation
Shallow marine nitrogen cycling during the Frasnian-Famennian mass extinction in the Appalachian Basin
Michael Hren,
, (2023). Shallow marine nitrogen cycling during the Frasnian-Famennian mass extinction in the Appalachian Basin, Geological Society of America Annual Meeting
Research Type: Poster/Presentation
Quantifying the impacts of preservation on paleobiological patterns: a literature-based survey of body size in Cretaceous and Paleogene gastropods
Research Type: Poster/Presentation
CHAPTER 9: STRATIGRAPHY OF THE FRASNIAN-FAMENNIAN BOUNDARY INTERVAL IN SHALLOW-MARINE PALEOENVIRONMENTS OF NEW YORK AND NORTH-CENTRAL PENNSYLVANIA (WISCOY-CANEADEA FORMATIONS, UPPER DEVONIAN)
Michael Hren,
, (2022). CHAPTER 9: STRATIGRAPHY OF THE FRASNIAN-FAMENNIAN BOUNDARY INTERVAL IN SHALLOW-MARINE PALEOENVIRONMENTS OF NEW YORK AND NORTH-CENTRAL PENNSYLVANIA (WISCOY-CANEADEA FORMATIONS, UPPER DEVONIAN), Geological Society of America, http://dx.doi.org/10.1130/abs/2022ne-374799
Research Type: Conference Proceedings
Preservation and host preferences of late Frasnian (Late Devonian) skeletobionts in the Appalachian Foreland Basin, USA
Research Type: Journal Article
The Phanerozoic aftermath of the Cambrian information revolution: sensory and cognitive complexity in marine faunas
Research Type: Journal Article
The Late Devonian Mass Extinction in the Appalachian Sea
Research Type: Poster/Presentation
Chapter 9: Stratigraphy of the Frasnian-Famennian boundary interval in shallow-marine paleoenvironments of New York and north-central Pennsylvania (Wiscoy-Caneadea formations, Upper Devonian)
Michael Hren,
, (2022). Chapter 9: Stratigraphy of the Frasnian-Famennian boundary interval in shallow-marine paleoenvironments of New York and north-central Pennsylvania (Wiscoy-Caneadea formations, Upper Devonian), Geological Society of America, NE Section Meeting
Research Type: Poster/Presentation
PRELIMINARY ANALYSES OF Δ15N IN THE SHALLOW APPALACHIAN BASIN ASSOCIATED WITH THE LATE DEVONIAN MASS EXTINCTION EVENT
Michael Hren,
, (2021). PRELIMINARY ANALYSES OF Δ15N IN THE SHALLOW APPALACHIAN BASIN ASSOCIATED WITH THE LATE DEVONIAN MASS EXTINCTION EVENT, Geological Society of America, http://dx.doi.org/10.1130/abs/2021ne-361740
Research Type: Conference Proceedings
MULTI-PROXY ANALYSIS OF THE LOWER KELLWASSER EVENT IN THE APPALACHIAN BASIN
Michael Hren,
, (2021). MULTI-PROXY ANALYSIS OF THE LOWER KELLWASSER EVENT IN THE APPALACHIAN BASIN, Geological Society of America, http://dx.doi.org/10.1130/abs/2021am-369159
Research Type: Conference Proceedings
Accelerated mass extinction in an isolated biota during Late Devonian climate changes
Michael Hren
, (2021). Accelerated mass extinction in an isolated biota during Late Devonian climate changes, Scientific Reports, vol. 11, pp. 24366
Research Type: Journal Article
Was the end-Permian mass extinction unusually selective in marine animals? A test of the Knoll et al. model
Research Type: Poster/Presentation
Multi-proxy analysis of the Lower Kellwasser Event in the Appalachian Basin
Michael Hren,
, (2021). Multi-proxy analysis of the Lower Kellwasser Event in the Appalachian Basin, Geological Society of America Annual Meeting
Research Type: Poster/Presentation
Relative effects of abiotic environmental change and faunal turnover on obligate commensals of the Appalachian Basin during the Lower Kellwasser (Late Devonian) extinction pulse
Research Type: Poster/Presentation
PRELIMINARY ANALYSES OF δ15N IN THE SHALLOW APPALACHIAN BASIN ASSOCIATED WITH THE LATE DEVONIAN MASS EXTINCTION EVENT
Michael Hren,
, (2020). PRELIMINARY ANALYSES OF δ15N IN THE SHALLOW APPALACHIAN BASIN ASSOCIATED WITH THE LATE DEVONIAN MASS EXTINCTION EVENT, Geological Society of America, http://dx.doi.org/10.1130/abs/2020se-345313
Research Type: Conference Proceedings
A framework for the integrated analysis of the magnitude, selectivity, and biotic effects of extinction and origination
Research Type: Journal Article
The effects of lithification on fossil assemblage biodiversity and composition: An experimental test
Research Type: Journal Article
Ecologically diverse clades dominate the oceans via extinction resistance
Research Type: Journal Article
Preliminary analyses of Δ15N in the shallow Appalachian Basin associated with the Late Devonian Mass Extinction Event
Michael Hren,
, (2020). Preliminary analyses of Δ15N in the shallow Appalachian Basin associated with the Late Devonian Mass Extinction Event, Geological Society of America, Joint NE-SE Section Meeting
Research Type: Poster/Presentation
Paleoenvironmental distribution of skeletobiosis across a Late Devonian mass extinction event in the Appalachian Basin
Research Type: Poster/Presentation
Origination, extinction, and changes in the paleoecological composition of the oceans during the Phanerozoic
Research Type: Poster/Presentation
Mapping paleoecological gradients of brachiopods across the Late Devonian extinction in the Appalachian Basin
Research Type: Poster/Presentation
Who had the high ground? Active learning exercises using LiDAR-based digital elevation maps of Civil War battlefields
Research Type: Poster/Presentation
Ecological Studies of the Late Devonian Mass Extinction
Research Type: Poster/Presentation
Commentary on Species Richness in Marine Benthic Habitats through the Phanerozoic
Research Type: Book Chapter
Reaffirming the Palaeontologia Electronica brand: A note on changes to publication priorities
Research Type: Journal Article
Searching for outcrops using LiDAR data (when you can’t see the rocks for the trees)
Research Type: Poster/Presentation
Judgment Day: mass extinctions and predictability in the history of life
Research Type: Poster/Presentation
Extinction Selectivity and Paleoecological change along an onshore-offshore gradient in the Late Devonian Appalachian Basin
Research Type: Poster/Presentation
Biotic and environmental records of the Frasnian-Famennian (Late Devonian) extinction event in shallow marine paleoenvironments of New York and Pennsylvania
Michael Hren,
, (2019). Biotic and environmental records of the Frasnian-Famennian (Late Devonian) extinction event in shallow marine paleoenvironments of New York and Pennsylvania, Northeast Geobiology 2019 Meeting
Research Type: Poster/Presentation
Selectivity of extinction versus recovery: reinforcement, reversal, and reshaping of biotic change
Research Type: Poster/Presentation
The Frasnian-Fammenian (Late Devonian) extinction event in New York and Pennsylvania: stratigraphic and paleoenvironmental context
Michael Hren,
, (2019). The Frasnian-Fammenian (Late Devonian) extinction event in New York and Pennsylvania: stratigraphic and paleoenvironmental context, 11th North American Paleontological Convention, North America
Research Type: Poster/Presentation
Variation in skeletobiont-host relationships across the Frasnian-Famennian extinction event along an environmental gradient
Research Type: Poster/Presentation
STRATIGRAPHY OF THE FRASNIAN-FAMENNIAN MASS EXTINCTION INTERVAL (UPPER DEVONIAN) IN THE NORTHERN APPALACHIAN BASIN
Michael Hren,
, (2018). STRATIGRAPHY OF THE FRASNIAN-FAMENNIAN MASS EXTINCTION INTERVAL (UPPER DEVONIAN) IN THE NORTHERN APPALACHIAN BASIN
Research Type: Conference Proceedings
Paleoenvironmental selectivity of the Lower Kellwasser mass extinction event (Late Devonian) in New York and Pennsylvania
Research Type: Poster/Presentation
The Frasnian-Famennian (Late Devonian) extinction event in shallow marine, siliciclastic paleoenvironments of the northern Appalachian Basin, USA
Michael Hren,
, (2018). The Frasnian-Famennian (Late Devonian) extinction event in shallow marine, siliciclastic paleoenvironments of the northern Appalachian Basin, USA, 5th International Palaeontological Congress, France
Research Type: Poster/Presentation
Selectivity of the Lower Kellwasser mass extinction (Late Devonian) in the Appalachian Basin, U.S.A.
Research Type: Poster/Presentation
Stratigraphy of the Frasnian-Famennian mass extinction interval (Upper Devonian) in the northern Appalachian Basin
Michael Hren,
, (2018). Stratigraphy of the Frasnian-Famennian mass extinction interval (Upper Devonian) in the northern Appalachian Basin, Geological Society of America Northeast Section Meeting
Research Type: Poster/Presentation
Upper Devonian Kellwasser extinction events in New York and Pennsylvania: offshore to onshore transect across the Frasnian-Famennian Boundary on the eastern margin of the Appalachian Basin
Research Type: Book Chapter
CARBON CYCLE PERTURBATIONS ALONG AN ONSHORE-OFFSHORE GRADIENT DURING THE KELLWASSER MASS EXTINCTION EVENTS, UPPER DEVONIAN, NORTHERN APPALACHIAN BASIN
Michael Hren,
, (2017). CARBON CYCLE PERTURBATIONS ALONG AN ONSHORE-OFFSHORE GRADIENT DURING THE KELLWASSER MASS EXTINCTION EVENTS, UPPER DEVONIAN, NORTHERN APPALACHIAN BASIN
Research Type: Conference Proceedings
Twenty years online! A brief history of Palaeontologia Electronica
Research Type: Journal Article
Palaeontologia Electronica needs your help!
Research Type: Journal Article
Perennial lakes as an environmental control on theropod movement in the Jurassic of the Hartford Basin
Research Type: Journal Article
Paleontologia Electronica is still number one for new open access fossil species
Research Type: Journal Article
Stratigraphy and paleoenvironmental analysis of the Frasnian-Famennian (Upper Devonian) boundary interval in Tioga, north-central Pennsylvania
Michael Hren
, (2017). Stratigraphy and paleoenvironmental analysis of the Frasnian-Famennian (Upper Devonian) boundary interval in Tioga, north-central Pennsylvania, Palaeogeography, Palaeoclimatology, Palaeoecology, vol. 478, pp. 67-79
Research Type: Journal Article
On the ichnotaxonomic status of Haplotichnus indianensis Miller (1889)
Research Type: Journal Article
Hitchcock’s treptichnid trace fossils (Jurassic, Massachusetts, USA): conflicting interpretations in the “Age of Fucoids”
Research Type: Journal Article
Stratigraphy and paleoenvironments of the Kellwasser Events in the Upper Devonian of the Southern Tier of New York and north-central Pennsylvania
Michael Hren,
, (2017). Stratigraphy and paleoenvironments of the Kellwasser Events in the Upper Devonian of the Southern Tier of New York and north-central Pennsylvania, Northeastern Geobiology Symposium
Research Type: Poster/Presentation
A quantitative framework linking extinction magnitude, selectivity, and effect on biotic composition
Research Type: Poster/Presentation
Carbon cycle perturbations along an onshore-offshore gradient during the Kellwasser mass extinction events, Upper Devonian, northern Appalachian Basin
Michael Hren
, (2017). Carbon cycle perturbations along an onshore-offshore gradient during the Kellwasser mass extinction events, Upper Devonian, northern Appalachian Basin, Geological Society of America Annual Meeting, World Wide
Research Type: Poster/Presentation
A post-extinction CaCO3 saturation state crisis in the earliest Paleogene
Research Type: Poster/Presentation
A unified quantitative framework linking extinction magnitude, selectivity, and effect on biotic composition
Research Type: Poster/Presentation
The Late Devonian mass extinction: geochronology and stratigraphic distributions of fossil brachiopods in New York and Pennsylvania
Research Type: Poster/Presentation
Extinction intensity, selectivity, and their combined macroevolutionary influence in the fossil record
Research Type: Journal Article
Sex and the shifting biodiversity dynamics of marine animals in deep time
Research Type: Journal Article
A new reconstruction of continental Treptichnus based on exceptionally preserved material from the Jurassic of Massachusetts
Research Type: Journal Article
Ecological selectivity of the emerging mass extinction in the oceans
Research Type: Journal Article
Stratigraphic revision and facies analyses of the Frasnian-Famennian boundary interval (Upper Devonian) in New York and Pennsylvania
Michael Hren
, (2016). Stratigraphic revision and facies analyses of the Frasnian-Famennian boundary interval (Upper Devonian) in New York and Pennsylvania, Geological Society of America Annual Meeting
Research Type: Poster/Presentation
Sex and shifting biodiversity dynamics during the Mesozoic Marine Revolution
Research Type: Poster/Presentation
The Lower Kellwasser Event in New York and Pennsylvania: facies changes and extinction
Research Type: Poster/Presentation
Late Devonian (Frasnian-Famennian) δ13Corg perturbations in the northern Appalachian Basin: an integrated study of extinction through geochemical and sedimentological records
Michael Hren
, (2016). Late Devonian (Frasnian-Famennian) δ13Corg perturbations in the northern Appalachian Basin: an integrated study of extinction through geochemical and sedimentological records, Geological Society of America Northeastern Section Meeting
Research Type: Poster/Presentation
Life underfoot: Treptichnus among Hitchcock’s dinosaur tracks
Research Type: Poster/Presentation
Biofacies of the Pipe Creek Shale (Lower Kellwasser Equivalent, Upper Devonian), Hornell, New York
Research Type: Poster/Presentation
Retrodeformation of Carboniferous trace fossils from the Narragansett Basin, U.S.A., using raindrop imprints and bedding-cleavage intersection lineation as strain markers
Research Type: Journal Article
Revised correlation of the Frasnian-Famennian boundary and Kellwasser events (Upper Devonian) in shallow marine paleoenvironments of New York State
Research Type: Journal Article
Sustained Mesozoic-Cenozoic diversification of marine Metazoa: a consistent signal from the fossil record
Research Type: Journal Article
Was the Eubrontes track maker gregarious? Testing the herding hypothesis at Powder Hill Dinosaur Park, Middlefield, Connecticut
Research Type: Journal Article
Early Jurassic trace fossil localities from fluvial and lacustrine facies of the Hartford Basin in Massachusetts
Research Type: Other Scholarly Work
Sustained Mesozoic-Cenozoic diversification of marine Metazoa: a robust signal from the fossil record
Research Type: Poster/Presentation
Timing of the Lower Kellwasser Extinction (Late Devonian) relative to dark shale deposition in the Appalachian Basin
Michael Hren,
, (2015). Timing of the Lower Kellwasser Extinction (Late Devonian) relative to dark shale deposition in the Appalachian Basin, Geological Society of America Annual Meeting
Research Type: Poster/Presentation
Facies analysis and δ13Corg records across the Lower Kellwasser equivalent (Upper Devonian) in New York and Pennsylvania
Michael Hren
, (2015). Facies analysis and δ13Corg records across the Lower Kellwasser equivalent (Upper Devonian) in New York and Pennsylvania, Geological Society of America Annual Meeting
Research Type: Poster/Presentation
Comparative intensity and selectivity of the emerging sixth extinction in the ocean
Research Type: Poster/Presentation
Treptichnus: an anti-predator maze?
Research Type: Poster/Presentation
Mass Extinctions
Research Type: Poster/Presentation
δ13Corg records in Late Devonian strata of the Appalachian Basin
Michael Hren
, (2015). δ13Corg records in Late Devonian strata of the Appalachian Basin, Geological Society of America Southeastern Section
Research Type: Poster/Presentation
An expanded \delta 13 C org record through the Lower Kellwasser Event (Late Devonian) in the “Catskill Delta” of New York
Research Type: Conference Proceedings
Commentary on Ecospace Utilization and Guilds in Marine Communities through the Phanerozoic
Research Type: Other Scholarly Work
Commentary on Taxonomic diversity estimation using rarefaction
Research Type: Other Scholarly Work
Do mass extinctions impart predictability or contingency to the history of life?
Research Type: Poster/Presentation
Devonian seafood from the shores of the Catskill Delta complex: 20 years of research inspired by Richard Bambach
Research Type: Poster/Presentation
Mass extinctions as drivers of predictability in the history of marine life
Research Type: Poster/Presentation
Lithification does not necessarily bias diversity: experimental evidence from synthetic rocks
Research Type: Poster/Presentation
An expanded δ13Corg record through the Lower Kellwasser Event (Late Devonian) in the “Catskill Delta” of New York
Michael Hren
, (2014). An expanded δ13Corg record through the Lower Kellwasser Event (Late Devonian) in the “Catskill Delta” of New York, Geological Society of America Annual Meeting, North America
Research Type: Poster/Presentation
A massive change in theoretical ecospace utilization? Biomass versus relative abundance in the study of local fossil assemblages
Research Type: Poster/Presentation
Ecosystem paleobiology and geobiology: connecting the biological and earth systems
Research Type: Book
Theoretical ecospace for ecosystem paleobiology: energy, nutrients, biominerals, and macroevolution
Research Type: Book
Ecosystem Paleobiology and Geobiology
Research Type: Book
Variation in wingless insect trace fossils: insights from neoichnology and the Pennsylvanian of Massachusetts
Research Type: Journal Article
Contrasting the ecological and taxonomic consequences of extinction
Research Type: Journal Article
Old Life in New England
Research Type: Poster/Presentation
The Mesozoic-Cenozoic sexual revolution
Research Type: Poster/Presentation
Three-dimensional Treptichnus from the Early Jurassic of Massachusetts: implications for burrow morphology, preservation, and tracemaker identity
Research Type: Poster/Presentation
Testing the correlation of the Frasnian/Famennian boundary (Late Devonian) in shallow water paleoenvironments in New York
Research Type: Poster/Presentation
Were Early Jurassic dinosaurs gregarious? Reexamining the evidence from Dinosaur Footprint Reservation in Holyoke, Massachusetts
Research Type: Book Chapter
Modelling the ecological-functional diversification of marine Metazoa on geological time scales
Research Type: Journal Article
Patel, B., and A. M. Bush. 2012. Exceptional preservation of bioerosion in Late Devonian brachiopods from New York and Pennsylvania. Geological Society of America Abstracts with Programs: 44(2):63.
Research Type: Poster/Presentation
Fowler, A., C. P. Dupraz, P. T. Visscher, Pieter T., and A. M. Bush. 2012. Stromatolitic knobs in Storrs Lake, San Salvador, Bahamas: insights into organomineralization. Geological Society of America Abstracts with Programs: 44(2):65
Research Type: Poster/Presentation
Extinction and ecology in the Late Devonian of New York
Research Type: Poster/Presentation
Getty, P. R., and A. M. Bush. 2012. Parallelism of Eubrontes trackways in the Hartford Basin: a comparison across paleoenvironments. Geological Society of America Abstracts with Programs: 44(2):92.
Research Type: Poster/Presentation
Contrasting taxonomic and ecological change across the Mid-Late Devonian interval
Research Type: Poster/Presentation
Stromatolitic knobs in Storrs Lake, San Salvador, Bahamas: Insights into organomineralization
Pieter Visscher,
, (2012). Stromatolitic knobs in Storrs Lake, San Salvador, Bahamas: Insights into organomineralization, NorthEast Geological Society of America Annual Meeting
Research Type: Poster/Presentation
The Late Devonian Extinction: Insights from New York and Pennsylvania
Research Type: Poster/Presentation
The Frasnian-Famennian extinction in New York and Pennsylvania: a microstratigraphic study
Research Type: Poster/Presentation
How and why does lithification bias biodiversity? A test based on experimental lithification of unconsolidated fossiliferous sediments
Research Type: Poster/Presentation
Ecology of an extinction: Late Devonian, New York
Research Type: Poster/Presentation
Csonka, J. D., A. M. Bush, and P. R. Getty. 2012. Late Devonian Conichnus from Tioga, Pennsylvania: evidence of asexual sea anemone reproduction. Geological Society of America Abstracts with Programs: 44(2):93.
Research Type: Poster/Presentation
Getty, P. R., A. M. Bush, and A. Judge. 2011. Were Early Jurassic dinosaurs gregarious? New evidence from Dinosaur Footprint Reservation in Holyoke, Massachusetts. Geological Society of America Abstracts with Programs 43:310.
Research Type: Poster/Presentation
Christie, M., S. M. Holland, and A. M. Bush. 2011. Does ecological change scale with percent extinction? Quantifying the difference between taxonomic loss and functional ecology. Geological Society of America Abstracts with Programs 43:542.
Research Type: Poster/Presentation
Bush, A. M., J. D. Csonka, G. V. Direnzo, M. L. Tuite, Jr., and D. J. Over. 2011. Geochronology and extinction in the Frasnian/Famennian boundary interval (Late Devonian) in shallow-marine paleoenvironments of New York. Geological Society of America Abstracts with Programs 43:52.
Research Type: Poster/Presentation
Csonka, J. D., and A. M. Bush. 2011. Paleoecology of the Frasnian/Famennian boundary interval (Late Devonian), Tioga, Pennsylvania. Geological Society of America Abstracts with Programs 43:259.
Research Type: Poster/Presentation
Pruss, S. B., and A. M. Bush. 2011. The meek shell inherits the Earth: physiological and environmental controls on early Paleozoic extinction and radiation. Geological Society of America Abstracts with Programs 43:51.
Research Type: Poster/Presentation
Biotic and abiotic controls on the Phanerozoic history of marine animal biodiversity
Research Type: Journal Article
Are continental Treptichnus feeding burrows?
Research Type: Journal Article
Were bivalves ecologically dominant over brachiopods in the late Paleozoic? A test using exceptionally preserved fossil assemblages
Research Type: Journal Article