Strophalosia limestone, Ludlowville Formation, marcasite concretion fauna, weste (Devonian of the United States)

Where: Erie/Genesee County, New York (42.9° N, 78.4° W: paleocoordinates 36.6° S, 25.9° W)

• coordinate based on political unit

• local area-level geographic resolution

When: Wanakah Member (Ludlowville Formation), Givetian (387.7 - 382.7 Ma)

• member-level stratigraphic resolution

Environment/lithology: deep subtidal ramp; limestone

• limestone

Primary reference: D. W. Fisher. 1951. Marcasite fauna in the Ludlowville Formation of western New York. Journal of Paleontology 25(3):365-371 [A. Miller/K. Layou]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 10461: authorized by Arnold Miller, entered by Karen Layou on 18.04.2001

Creative Commons license: CC BY (attribution)

Taxonomic list

• Author does not define relative abundance designations, but I assume they are similar to a rare, common, abundant scale. Values given are: c, r, rc, cc, rr and are recorded in the comments field.
Scyphozoa
 Conulariida - Conulariidae
Conularia sp. jellyfish
rr
Bryozoa
  -
Bryozoa indet. Ehrenberg 1831
rr
Rhynchonellata
 Spiriferida - Mucrospiriferidae
 Spiriferida - Ambocoeliidae
Ambocoelia umbonata Conrad 1842
c
Strophomenata
 Productida - Strophalosiidae
Bivalvia
 Cardiida - Kalenteridae
 Nuculanida - Malletiidae
Palaeoneilo tenuistriata clam
rr [entered as Paleoneilo tenuistriata]
Cephalopoda
 Pseudorthocerida - Spyroceratidae
Spyroceras sp. Hyatt 1884
c
 Orthocerida - Orthoceratidae
Gastropoda
 Bellerophontida - Bellerophontidae
"Bucanopsis leda" = Retispira leda
"Bucanopsis leda" = Retispira leda Hall 1859 snail
cc
 Murchisoniina - Palaeozygopleuridae
"Loxonema hamiltoniae" = Palaeozygopleura hamiltoniae, "Loxonema delphicola" = Palaeozygopleura delphicola
"Loxonema hamiltoniae" = Palaeozygopleura hamiltoniae Hall 1859 snail
rc
"Loxonema delphicola" = Palaeozygopleura delphicola Hall 1860 snail
rr
 Murchisoniina - Gosseletinidae
"Bembexia sulcomarginata" = Calvibembexia sulcomarginata
"Bembexia sulcomarginata" = Calvibembexia sulcomarginata Conrad 1842 snail
r
Ostracoda
 Hollinocopida - Primitiopsidae
Trilobita
 Phacopida - Phacopidae
"Phacops rana" = Eldredgeops rana
"Phacops rana" = Eldredgeops rana Green 1832 trilobite
rc
 Phacopida - Acastidae
Greenops boothi trilobite
rr