Downing Brook - Vernon (Silurian of the United States)

Where: Oneida County, New York (43.0° N, 75.6° W: paleocoordinates 29.5° S, 39.8° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Vernon Formation (Salina Group), Ludlow (427.4 - 423.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: marginal marine; lithified, gray, green, calcareous shale

Primary reference: D. W. Fisher. 1957. Lithology, Paleoecology and Paleontology of the Vernon Shale (Late Silurian) in the Type Area. New York State Museum and Science Service Bulletin 364:1-31 [L. Ivany/P. Wall]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 76664: authorized by Linda Ivany, entered by Patrick Wall on 28.11.2007

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Plantae indet. Haeckel 1866
Hydrozoa
 Siphonophorida - Velellidae
Silurovelella casteri n. gen. n. sp.
Silurovelella casteri n. gen. n. sp.
Gastropoda
 Murchisoniina - Hormotomidae
Hormotoma sp. Salter 1859 snail
 Euomphalina - Euomphalidae
Poleumita vernonensis n. sp. Fisher 1957 snail
Bivalvia
 Nuculida - Nuculidae
Nucula sp. Lamarck 1799 nut clam
 Modiomorphida - Modiomorphidae
? Orthodesma sp. Hall and Whitfield 1875 clam
Modiolopsis orthoconcavus n. sp. Fisher 1957 clam
 Ostreida - Pterineidae
Pterinea waylandsmithi n. sp. Fisher 1957 oyster
n. var normalis, n. var opisthoclinus (cat. s), n. var prosoclinus (cat. s.)
Cephalopoda
 Oncocerida - Hemiphragmoceratidae
Hexameroceras sp. Hyatt 1884
 Orthocerida - Kionoceratidae
Kionoceras sp. Hyatt 1884
 Pseudorthocerida - Spyroceratidae
Spyroceras sp. Hyatt 1884
Rhynchonellata
 Rhynchonellida - Camarotoechiidae
Camarotoechia sp. Hall and Clarke 1893
Lingulata
 Lingulida - Lingulidae
Lingula allingi n. sp. Fisher 1957
Ostracoda
 Leperditicopida - Leperditiidae