---

Activity

2024

• EVOLUTIONARY TEMPO AND MODE IN CAMBRIAN UPPER MISSISSIPPI VALLEY DIKELOCEPHALID TRILOBITES II: OSCEOLIA AND WALCOTTASPIS
  T239 Evolution of Marine Life in the Cambrian I: Biotic, Biogeochemical, and Stratigraphic Contexts
  Wednesday, 25 September 2024

  8:00 AM - 12:00 PM

  204C
• EVOLUTIONARY TEMPO AND MODE IN CAMBRIAN UPPER MISSISSIPPI VALLEY DIKELOCEPHALID TRILOBITES I: DIKELOCEPHALUS
  T239 Evolution of Marine Life in the Cambrian I: Biotic, Biogeochemical, and Stratigraphic Contexts
  Wednesday, 25 September 2024

  8:00 AM - 12:00 PM

  204C
• U-PB ZIRCON AGE CONSTRAINTS ON THE LATE CAMBRIAN AND LOWER ORDOVICIAN FAUNA OF SIBUMASU
  40 Micro to Macro: Linking Structural Geology, Petrology, Geochronology, and Tectonics Across Scales (Posters)
  Tuesday, 19 March 2024

  9:00 AM - 1:00 PM

  Armory Ballroom

---

2023

• STRATIGRAPHIC AND BIOTIC PUNCTUATION OF DIKELOCEPHALID TRILOBITE EVOLUTION IN THE UPPER MISSISSIPPI VALLEY CAMBRIAN
  T197 Phylogenetic and Computational Approaches in Paleobiology and Paleoecology II
  Tuesday, 17 October 2023

  1:30 PM - 5:30 PM

  301 / 302
• LATE CAMBRIAN AND EARLY ORDOVICIAN TRILOBITES FROM THE SOUTHERN SHAN STATE, MYANMAR
  T9 The Early Paleozoic I: Radiations, Extinctions, and Environment
  Sunday, 15 October 2023

  8:00 AM - 12:00 PM

  304 / 305

---

2022

• THE LATE CAMBRIAN DIKELOCEPHALID TRILOBITE WALCOTTASPIS VANHORNEI AND ITS EVOLUTION IN THE CONTEXT OF THE SEQUENCE STRATIGRAPHIC ARCHITECTURE OF THE UPPER MISSISSIPPI VALLEY
  T260 Cambrian–Ordovician Faunas and Events: A Session in Honor of John F. Taylor and John E. Repetski
  Wednesday, 12 October 2022

  1:30 PM - 5:30 PM

  Mile High Ballroom 4A

---

2020

• SIBUMASU PROVIDES NEW INSIGHTS INTO THE NORTHERN GONDWANAN MARGIN ACROSS THE CAMBRO-ORDOVICIAN BOUNDARY
  T244 The Ordovician Earth: New Insights to Environmental and Biotic Responses in the Fossil and Rock Record II
  Friday, 30 October 2020

  10:00 AM - 2:00 PM

  Meeting Rooms
• USING DIVERSE APPROACHES TO RESOLVE A LATE CAMBRIAN FAUNAL ASSEMBLAGE FROM THAILAND
  T113 Trends and Patterns in Neoproterozoic–Cambrian Biodiversity and Evolutionary Originations II
  Wednesday, 28 October 2020

  10:00 AM - 12:00 PM

  Meeting Rooms

---

2019

• ASHES AND TRILOBITES IN THAILAND: THE KEY TO DATING THE CAMBRIAN-ORDOVICIAN BOUNDARY
  1 D19. Paleontology: Invertebrate Paleobiology
  Sunday, 22 September 2019

  8:00 AM - 12:00 PM

  Room 227ABC, North Building