---

Activity

2024

• HOW TO BUILD A HECKIN’ CHONKER: BODY INFLATION IN THE ONTOGENY OF CARCINOSOMATID EURYPTERIDS
  T240 Development in Deep Time: Ontogeny in the Fossil Record
  Wednesday, 25 September 2024

  8:00 AM - 12:00 PM

  204A
• GYPSUM IS AN OVERLOOKED REPOSITORY FOR MICROFOSSILS
  T168 Sulfates on Earth, Mars, and Beyond
  Tuesday, 24 September 2024

  8:00 AM - 12:00 PM

  213A
• THE PHYLOGENETIC PALEOECOLOGY OF DIPLOPORE BLASTOZOANS (ECHINODERMATA)
  T114 Phylogenetic and Computational Approaches in Paleobiology (Posters)
  Monday, 23 September 2024

  8:00 AM - 5:30 PM

  Hall D
• EARLY EVOLUTION OF SEA SCORPIONS: EURYPTERIDS (CHELICERATA: EURYPTERIDA) OF THE BIG HILL LAGERSTÄTTE
  29 D16. Recent Advances in Phylogenetic/Morphological Patterns (Posters)
  Sunday, 22 September 2024

  8:00 AM - 5:30 PM

  Hall D
• GROWTH VARIATION AND DEVELOPMENTAL SEQUENCE POLYMORPHISM IN THE MIDDLE CAMBRIAN TRILOBITE ELRATHIA KINGII (MEEK)
  29 D16. Recent Advances in Phylogenetic/Morphological Patterns (Posters)
  Sunday, 22 September 2024

  8:00 AM - 5:30 PM

  Hall D
• A PALEOBIOLOGICAL ANALYSIS OF MISSISSIPPIAN TRILOBITES WITH SEGMENTATION ABNORMALITIES
  T65 Future Leaders in Paleontology
  Sunday, 22 September 2024

  1:30 PM - 5:30 PM

  207A

---

2023

• AN ABERRANT LATE ORDOVICIAN HORSESHOE CRAB REVEALS EARLY MORPHOLOGICAL EXPERIMENTATION WITHIN XIPHOSURA
  T261 Advances in Arthropod Paleobiology II: Honoring the Illustrious Career of Rodney Feldmann
  Wednesday, 18 October 2023

  1:30 PM - 5:30 PM

  304 / 305
• COMPARATIVE EVOLUTIONARY TRENDS IN XIPHOSURA
  T261 Advances in Arthropod Paleobiology II: Honoring the Illustrious Career of Rodney Feldmann
  Wednesday, 18 October 2023

  1:30 PM - 5:30 PM

  304 / 305
• A COMPREHENSIVE PHYLOGENY OF THE NEGLECTED CHELICERATE ORDER CHASMATASPIDIDA
  211 D29. Recent Developments in Phylogeny and Morphological Patterns
  Wednesday, 18 October 2023

  8:00 AM - 12:00 PM

  306 / 307
• WHERE’S YOUR HEAD AT: EXPLORATION AND EVALUATION OF EURYPTERID MORPHOSPACE
  T261 Advances in Arthropod Paleobiology II: Honoring the Illustrious Career of Rodney Feldmann
  Wednesday, 18 October 2023

  1:30 PM - 5:30 PM

  304 / 305
• FOSSIL DETECTIVES: AN INTERACTIVE LESSON PLAN ON HORSESHOE CRAB PALEONTOLOGY
  T215 Engaging the Public in Science: Promoting a Deeper Understanding of Our World and Beyond
  Wednesday, 18 October 2023

  8:00 AM - 12:00 PM

  328
• A COMBINED MORPHOLOGICAL AND MOLECULAR PHYLOGENETIC ANALYSIS OF FOSSIL AND EXTANT MARINE CLAWED LOBSTERS AND FRESHWATER CRAYFISH
  T172 Advances in Arthropod Paleobiology: Honoring the Illustrious Career of Rodney Feldmann (Posters)
  Tuesday, 17 October 2023

  8:00 AM - 5:30 PM

  Hall B
• MORPHOLOGICAL VARIATION IN THE XIPHOSURID SPECIES LIMULITELLA BRONNII
  T172 Advances in Arthropod Paleobiology: Honoring the Illustrious Career of Rodney Feldmann (Posters)
  Tuesday, 17 October 2023

  8:00 AM - 5:30 PM

  Hall B
• TESTING FOR FUNCTIONAL CONSTRAINTS AMONG TRENDS IN EURYPTERID APPENDICULAR DIVERSITY AND DISPARITY
  T108 Phylogenetic and Computational Approaches in Paleobiology and Paleoecology (Posters)
  Monday, 16 October 2023

  8:00 AM - 5:30 PM

  Hall B
• CONNECTING EARLY PALEOZOIC ECHINODERM DIVERSITY DYNAMICS TO SHIFTING CLIMATE PATTERNS
  T58 The Early Paleozoic II: Radiations, Extinctions, and Environment
  Sunday, 15 October 2023

  1:30 PM - 5:30 PM

  304 / 305

---

2022

• THE PHYLOGENY OF CHASMATASPIDIDA (ARTHROPODA; CHELICERATA)
  273 D24. Paleontology: Recent Advances in Phylogeny, Morphological Patterns, Biogeography, and Biostratigraphy (Posters)
  Wednesday, 12 October 2022

  2:00 PM - 6:00 PM

  Exhibit Hall F
• A CASE STUDY IN RAPID DIGITIZATION USING FOSSIL SEA SCORPIONS
  273 D24. Paleontology: Recent Advances in Phylogeny, Morphological Patterns, Biogeography, and Biostratigraphy (Posters)
  Wednesday, 12 October 2022

  2:00 PM - 6:00 PM

  Exhibit Hall F
• DUAL HIERARCHY THEORY AND THE ENDURING LEGACY OF PUNCTUATED EQUILIBRIUM
  T86 Punctuated Equilibrium I: 50 Years Later
  Monday, 10 October 2022

  8:00 AM - 12:00 PM

  Mile High Ballroom 4B
• DEVELOPMENTAL PARALLELISMS AND PAEDOMORPHOSIS DROVE CONVERGENT EVOLUTION BETWEEN CHASMATASPIDID AND EURYPTERID CHELICERATES
  T12 Exploring the Mechanisms of Morphologic Change I
  Sunday, 9 October 2022

  8:00 AM - 12:00 PM

  Mile High Ballroom 4A
• MEASURING MORPHOLOGICAL CHANGE: EVOLUTIONARY RATE OF DISCRETE CHARACTERS IN XIPHOSURA
  T12 Exploring the Mechanisms of Morphologic Change I
  Sunday, 9 October 2022

  8:00 AM - 12:00 PM

  Mile High Ballroom 4A
• EXPLORING ORIGINATION AND EXTINCTION PATTERNS IN EARLY PALEOZOIC ECHINODERMS
  33 D20. Future Leaders in Paleontology
  Sunday, 9 October 2022

  1:30 PM - 5:30 PM

  Mile High Ballroom 3C
• INVESTIGATING EVOLUTIONARY DYNAMICS OF PALEOZOIC ECHINODERMS
  23 Under the (Ancient) Sea: Marine Life from the Coastal to Great Plains
  Friday, 8 April 2022

  8:00 AM - 12:00 PM

  North Meeting Room 203/204

---

2021

• SHADOWS OF THE PAST: THE DISJUNCT DISTRIBUTION OF EXTANT HORSESHOE CRABS EXPLAINED THROUGH BIOGEOGRAPHIC ANALYSIS OF FOSSIL TAXA
  T237 New Insights on Arthropod Paleobiology
  Wednesday, 13 October 2021

  1:30 PM - 5:30 PM

  E141/E142 (Hybrid Room)
• A MORPHOMETRIC APPROACH TO HORSESHOE CRAB EVOLUTION
  T237 New Insights on Arthropod Paleobiology
  Wednesday, 13 October 2021

  1:30 PM - 5:30 PM

  E141/E142 (Hybrid Room)

---

2020

• EVIDENCE FOR SYNONYMY AND ONTOGENETIC NICHE SHIFTS AMONG HIBBERTOPTERID EURYPTERIDS
  222 D17. Paleontology IV
  Thursday, 29 October 2020

  5:30 PM - 8:00 PM

  Meeting Rooms
• EXAMINING EVOLUTIONARY RATE IN XIPHOSURA THROUGH TIME
  T12 Future Leaders in Paleontology
  Monday, 26 October 2020

  1:30 PM - 5:30 PM

  Meeting Rooms

---

2019

• SHIFTS IN PALEOECOLOGICAL SUCCESSIONS FROM DEPOSITIONAL ENVIRONMENTS IN THE UPPER SILURIAN CARBONATES OF CENTRAL PENNSYLVANIA
  271 D17. Paleontology: Biogeography/Biostratigraphy (Posters)
  Wednesday, 25 September 2019

  9:00 AM - 6:30 PM

  Hall AB, North Building
• SECRETS OF THE HARPETIDS: PHYLOGENY, DISPARITY, AND MASS EXTINCTION RESPONSE IN THE TRILOBITE ORDER HARPETIDA
  194 D18. Paleontology: Diversity, Extinction, Origination (Posters)
  Tuesday, 24 September 2019

  9:00 AM - 6:30 PM

  Hall AB, North Building
• ESTIMATING EVOLUTIONARY VOLATILITY AND PREDICTING EXTINCTION USING A LIKELIHOOD-BASED MODEL
  194 D18. Paleontology: Diversity, Extinction, Origination (Posters)
  Tuesday, 24 September 2019

  9:00 AM - 6:30 PM

  Hall AB, North Building
• ASSESSING PALEOZOIC ARTHROPOD SURVIVORSHIP THROUGH DATA AGGREGATORS
  T196 Paleobiogeographic and Paleoecological Trends in the Fossil Record (Posters)
  Tuesday, 24 September 2019

  9:00 AM - 6:30 PM

  Hall AB, North Building
• INTERPRETING EURYPTERID PALEOECOLOGY FROM GILL MICROSTRUCTURE REVEALED THROUGH MICROCT SCANNING AND TRENDS TOWARDS TERRESTRIALIZATION IN CHELICERATES
  T145 Paleobiogeographic and Paleoecological Trends in the Fossil Record II
  Monday, 23 September 2019

  1:30 PM - 5:30 PM

  Room 226ABC, North Building
• DETERMINING THE PREY SIZES OF SWEEP-FEEDING EURYPTERIDS VIA ANALYSIS OF APPENDAGE ARMATURE
  T145 Paleobiogeographic and Paleoecological Trends in the Fossil Record II
  Monday, 23 September 2019

  1:30 PM - 5:30 PM

  Room 226ABC, North Building
• LEVERAGING THE COMBINED POWER OF PHYLOGENIES AND PALEOECOLOGY TO UNDERSTAND PATTERNS AND PROCESSES OF EVOLUTION IN THE FOSSIL RECORD
  T8 New Voices in Geobiology I
  Sunday, 22 September 2019

  8:00 AM - 12:00 PM

  Room 225AB, North Building

---

2018

• BREATHING NEW LIFE INTO AN EXTINCT SEA SCORPION: REVEALING THE GILL STRUCTURE OF A THREE-DIMENSIONALLY PRESERVED EURYPTERID THROUGH MICROCT SCANNING
  T260 Applications of 3D Printing and Other 3D Methods to Experimental Paleontology (Posters)
  Wednesday, 7 November 2018

  9:00 AM - 6:30 PM

  Halls J-K
• AN ENVIRONMENTAL DRIVER FOR HETEROCHRONICALLY MEDIATED MORPHOLOGICAL CHANGE IN AQUATIC CHELICERATE ARTHROPODS
  T214 Phylogenetic Paleoecology; Macroecology within an Evolutionary Framework
  Tuesday, 6 November 2018

  1:30 PM - 5:30 PM

  Room 142
• DISCERNING THE DIETS OF SWEEP-FEEDING EURYPTERIDS THROUGH ANALYSIS OF MESH-MODIFIED APPENDAGE ARMATURE
  38 D22. Paleontology, Paleoecology and Taphonomy (Posters)
  Sunday, 4 November 2018

  9:00 AM - 5:30 PM

  Halls J-K
• DEATH DEFYING MORPHOLOGIES: EXTINCTION IN AND DISPARITY IN THE ORDER HARPETIDA
  39 D25. Paleontology, Systematics and Morphological Patterns (Posters)
  Sunday, 4 November 2018

  9:00 AM - 5:30 PM

  Halls J-K
• ON THE ORIGIN OF MORPHOSPECIES – USING BAYESIAN PHYLOGENETICS TO QUANTIFY THE MODE OF ANCESTOR DESCENDANT RELATIONSHIPS IN PALEOZOIC INVERTEBRATES
  T13 Phylogenetic Paleobiology: Exploring Macroevolutionary Trends with Evolutionary Trees I
  Sunday, 4 November 2018

  8:00 AM - 12:00 PM

  Room 142
• EXPLORING DRIVERS OF MORPHOLOGICAL SHIFTS THROUGH PHYLOGENETIC PALEOECOLOGY
  24 Morphology and Evolutionary Trends
  Friday, 13 April 2018

  8:00 AM - 12:00 PM

  Room 301 B

---

2017

• PHYLOGENY AND EVOLUTIONARY HISTORY OF LICHID TRILOBITES
  1 D13. Paleontology, Phylogenetic/Morphological Patterns: Invertebrates
  Sunday, 22 October 2017

  8:00 AM - 12:00 PM

  Room 604
• NO CHANGE IN MORPHOLOGICAL DISPARITY IN LICHID TRILOBITES ACROSS THE END-ORDOVICIAN EXTINCTION
  1 D13. Paleontology, Phylogenetic/Morphological Patterns: Invertebrates
  Sunday, 22 October 2017

  8:00 AM - 12:00 PM

  Room 604