Dall Bay, Gravina Island (Quaternary of the United States)

Also known as 16ACh197

Where: Alaska (55.2° N, 131.8° W: paleocoordinates 55.2° N, 131.6° W)

• coordinate based on nearby landmark

When: Quaternary (2.6 - 0.0 Ma)

Environment/lithology: glacial; unlithified, blue claystone and lithified gravel

Size class: macrofossils

Collected by T. Chapin in 1916

Primary reference: A. F. Buddington and T. Chapin. 1929. Geology and mineral deposits of southeastern Alaska. United States Geological Survey Bulletin 800:1-398 [A. Miller/S. Kolbe]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 112322: authorized by Arnold Miller, entered by Sarah Kolbe on 09.07.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

• Identified by W.H. Dall.
 Sessilia - Balanidae
Balanus sp. Da Costa 1778 barnacle
 Cardiida - Tellinidae
"Macoma calcarea" = Macoma (Macoma) calcarea
"Macoma calcarea" = Macoma (Macoma) calcarea Gmelin 1792 tellin clam
 Cardiida - Cardiidae
"Cardium (Cerastoderma) ciliatum" = Clinocardium (Ciliatocardium) ciliatum
"Cardium (Cerastoderma) ciliatum" = Clinocardium (Ciliatocardium) ciliatum Fabricius 1780 cockle
 Hiatellida - Hiatellidae
"Saxicava arctica" = Hiatella (Hiatella) arctica, "Mya intermedia" = Panopea intermedia
"Saxicava arctica" = Hiatella (Hiatella) arctica Linnaeus 1767 clam
"Mya intermedia" = Panopea intermedia Sowerby 1814 clam
 Opisthobranchia - Cylichnidae
Cylichnella sp. Gabb 1873 snail
 Neogastropoda - Buccinidae
Colus sp. Röding 1798 true whelk
 Neogastropoda - Conidae
"Bela violacea" = Curtitoma violacea
"Bela violacea" = Curtitoma violacea Mighels and Adams 1842 cone shell