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ROGER W. PORTELL
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Journal Article

Live, dead, and fossil mollusks in Florida freshwater springs and spring-fed rivers: Taphonomic pathways and the formation of multisourced, time-averaged death assemblages

Kristopher M. Kusnerik, Guy H. Means, Roger W. Portell, Mark Brenner, Quan Hua, Alshina Kannai, Ryan Means, Mariah A. Monroe, Michał Kowalewski
Journal: Paleobiology
Published: 01 August 2020
Paleobiology (2020) 46 (3): 356–378.
DOI: https://doi.org/10.1017/pab.2020.25
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CHARACTERIZATION OF TRACES OF PREDATION AND PARASITISM ON FOSSIL ECHINOIDS

LYNDSEY FARRAR, ERIN GRAVES, ELIZABETH PETSIOS, ROGER W. PORTELL, TOBIAS B. GRUN, MICHAL KOWALEWSKI, CARRIE L. TYLER
Journal: PALAIOS
Published: 29 May 2020
PALAIOS (2020) 35 (5): 215–227.
DOI: https://doi.org/10.2110/palo.2019.088
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Includes: Supplemental Content
Journal Article

Spatial point pattern analysis of traces (SPPAT): An approach for visualizing and quantifying site-selectivity patterns of drilling predators

Alexis Rojas, Gregory P. Dietl, Michał Kowalewski, Roger W. Portell, Austin Hendy, Jason K. Blackburn
Journal: Paleobiology
Published: 01 May 2020
Paleobiology (2020) 46 (2): 259–271.
DOI: https://doi.org/10.1017/pab.2020.15
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PREDATION-FACILITATED PRESERVATION OF ECHINOIDS IN A TROPICAL MARINE ENVIRONMENT

CARRIE L. TYLER, TROY A. DEXTER, ROGER W. PORTELL, MICHAŁ KOWALEWSKI
Journal: PALAIOS
Published: 30 October 2018
PALAIOS (2018) 33 (10): 478–486.
DOI: https://doi.org/10.2110/palo.2018.046
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Journal Article

Leaves in marine turbidites illuminate the depositional setting of the Pliocene Bowden shell beds, Jamaica

Emma R. Locatelli, Derek E.G. Briggs, Thomas A. Stemann, Roger W. Portell, Guy H. Means, Sherene A. James-Williamson, Stephen K. Donovan
Journal: Geology
Published: 20 December 2017
Geology (2018) 46 (2): 131–134.
DOI: https://doi.org/10.1130/G39780.1
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AN OVERVIEW OF PREDATION EVIDENCE FOUND ON FOSSIL DECAPOD CRUSTACEANS WITH NEW EXAMPLES OF DRILL HOLES ATTRIBUTED TO GASTROPODS AND OCTOPODS

ADIËL A. KLOMPMAKER, HIROAKI KARASAWA, ROGER W. PORTELL, RENÉ H. B. FRAAIJE, YUSUKE ANDO
Journal: PALAIOS
Published: 01 September 2013
PALAIOS (2013) 28 (9): 599–613.
DOI: https://doi.org/10.2110/palo.2013.p13-026r
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Journal Article

A starfish bed in the Middle Miocene Grand Bay Formation of Carriacou, The Grenadines (West Indies)

JOHN W. M. JAGT, BEN THUY, STEPHEN K. DONOVAN, SABINE STÖHR, ROGER W. PORTELL, RON K. PICKERILL, DAVID A. T. HARPER, WILLIAM LINDSAY, TREVOR A. JACKSON
Published: 28 June 2013
Geological Magazine (2014) 151 (3): 381–393.
DOI: https://doi.org/10.1017/S0016756813000204
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Journal Article

Island slopes and jumbled shell beds

Stephen K. Donovan, Isabel M. Van Waveren, Roger W. Portell
Published: 04 April 2013
Journal of the Geological Society (2013) 170 (3): 527–534.
DOI: https://doi.org/10.1144/jgs2011-157
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Journal Article

IMPLICATIONS FOR THE STUDY OF FOSSIL ASTEROIDEA (ECHINODERMATA) OF NEW GENERA AND SPECIES FROM THE EOCENE OF FLORIDA

DANIEL B. BLAKE, ROGER W. PORTELL
Published: 01 July 2009
Journal of Paleontology (2009) 83 (4): 562–574.
DOI: https://doi.org/10.1666/08-097R.1
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FIRST PALEONTOLOGICAL RECORD OF LARVAL BROODING IN THE CALYPTRAEID GASTROPOD GENUS CREPIDULA LAMARCK, 1799

GREGORY S. HERBERT, ROGER W. PORTELL
Published: 01 February 2004
Journal of Paleontology (2004) 78 (2): 424–429.
DOI: https://doi.org/10.1666/0022-3360(2004)078<0424:FPROLB>2.0.CO;2
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Journal Article

Further Tertiary cephalopods from Jamaica

Stephen K. Donovan, Roger W. Portell, Ron K. Pickerill, Edward Robinson, Burchard D. Carter
Published: 01 May 1995
Journal of Paleontology (1995) 69 (3): 588–590.
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Journal Article

A new species of Eoceratoconcha Newman and Ladd, 1974 (Cirripedia, Archaeobalanidae) from the Pliocene of Florida

Victor A. Zullo, Roger W. Portell
Published: 01 March 1991
Journal of Paleontology (1991) 65 (2): 271–276.
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Journal Article

Animal-plant relationships and paleobiogeography of an Eocene seagrass community from Florida

Linda C. Ivany, Roger W. Portell, Douglas S. Jones
Journal: PALAIOS
Published: 01 June 1990
PALAIOS (1990) 5 (3): 244–258.
DOI: https://doi.org/10.2307/3514943
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Journal Article

Occurrence and biogeographic significance of Heliaster (Echinodermata: Asteroidea) from the Pliocene of Southwest Florida

Douglas S. Jones, Roger W. Portell
Published: 01 January 1988
Journal of Paleontology (1988) 62 (1): 126–132.
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