Gryphaea washitaensis

UNB-2018-0772Fossils » Eukaryote » Animalia » Mollusca » Bivalvia

Description

Kingdom: Animalia Phylum: Mollusca Class: Bivalvia Subclass: Autobranchia Order: Ostreida Family: Gryphaeidae Genus: Gryphaea (Lamarck, 1801) Species: Gryphaea washitaensis (Hill) Specimen with both the left and right valves preserved. Left valve is notably larger and convex with the umbo curved into a whorl. Right valve is small and flat. Prominent growth lines.

Specifications

Object nameGryphaea washitaensis
IDUNB-2018-0772
Legal statusPermanent collection
CategoryFossil
Classification
Domain:
Eukaryote
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Bivalvia
CompositionCalcium carbonate
Age
Eon:
Phanerozoic
Era:
Mesozoic
Period:
Cretaceous
Subperiod:
Comanchean
Numeric age127 Mya
OriginWashita, Texas, U.S.A.
Pieces1
PartialNo
Measurements
  • 4cm x 4cm x 2.2cm

Map of Origin