Southwest coast of Bostwick Inlet, Gravina Island - 16932 (Triassic of the United States)

Also known as 34AK434

Where: Alaska (55.2° N, 131.7° W: paleocoordinates 1.9° S, 66.0° W)

When: Carnian (237.0 - 228.0 Ma)

Environment/lithology: lithified limestone

Size class: macrofossils

Collection methods: surface (float)

Primary reference: H. C. Berg and E. L. Cruz. 1982. Map and table describing fossil collections and related samples in the Ketchikan and Prince Rupert Quadrangles, southeastern Alaska. United States Geological Survey Open-File Report 82-1088 [A. Miller/S. Kolbe]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 112343: authorized by Arnold Miller, entered by Sarah Kolbe on 09.07.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

• Identified by J.B. Reeside.
unclassified
  -
Cephalopoda
 Ceratitida - Arcestidae
Arcestes sp. Suess 1865 ceratite
 Ceratitida - Haloritidae
Juvavites (Anatomites) externiplicatus Mojsisovics 1893 ceratite
Gastropoda
 Trochoidea - Colloniidae
Collonia cf. occidentalis Smith 1927 snail
 Neritoidea - Neritidae
? Nerita sp. Linnaeus 1758 snail
 Sorbeoconcha - Naticidae
Natica spp. Scopoli 1777 moon snail
 Sorbeoconcha - Capulidae
? Capulus sp. Monfort 1810 snail
 Euomphalina - Platyceratidae
Platyceras sp. Conrad 1840 snail
spinose form
 Patellogastropoda - Patellidae
? Patella sp. Linnaeus 1758 limpet
 Murchisoniina - Phymatopleuridae
Worthenia klamathensis Smith 1927 snail
Bivalvia
 Trigoniida - Trigonodidae
? Trigonodus sp. Alberti 1864 clam
 Cardiida - Kalenteridae
Myoconcha sp. Sowerby 1824 clam
 Mytilida - Mytilidae
Modiolus sp. Lamarck 1801 mussel
 Ostreida - Bakevelliidae
Gervillia spp. Defrance 1820 oyster
 Ostreida - Halobiidae
 Pectinida - Pectinoidae
? Pecten sp. Müller 1776 scallop
Rhynchonellata
 Terebratulida -