Eurypterid-associated biota, Goat Island Mbr., Lockport Fmn., Hamilton, Ont. (Silurian of Canada)

Where: Ontario, Canada (43.3° N, 79.8° W: paleocoordinates 26.6° S, 45.2° W)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Goat Island Member (Lockport Formation), Wenlock (433.4 - 427.4 Ma)

• "Lockport Formation (Anacaster Chert)."

• member-level stratigraphic resolution

Environment/lithology: offshore ramp; limestone and chert

• "Environment: BA 3, probably Janius Community of the Janius Community Group as judged from the brachiopods."

•2003:04:06: SEP environmenta/strat calls based on field knowledge and also Brett et al. (1998). Silurian Cycles. Bulletin NY state museum 491 (p. 106).

• "Interbedded limestone and chert."

Collection methods: Substantial overlap with Collection number 473 (Coral-Stromatoporoid Community of the Lockport Formation, NY and Ont.).

Primary reference: R. E. Plotnick. 1999. Habitat of Llandoverian-Lochkovian eurypterids. In A. J. Boucot, J. D. Lawson (eds.), Paleocommunities - a case study from the Silurian and Lower Devonian 106-136 [M. Foote/M. Foote/P. Wagner]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 14195: authorized by Michael Foote, entered by Michael Foote on 23.05.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

• Associated biota listed to higher taxon with genus names given for a few groups.
unclassified
  -
Porifera indet. Grant 1836
Scyphozoa
 Conulariida -
Conulariida indet. Miller and Gurley 1896 jellyfish
Anthozoa
  -
Anthozoa indet. Ehrenberg 1834
Cephalopoda
  -
Cephalopoda indet. Cuvier 1797
Gastropoda
  -
Gastropoda indet. Cuvier 1795 snail
Bivalvia
  -
"Pelecypoda indet." = Bivalvia
"Pelecypoda indet." = Bivalvia Linnaeus 1758 clam
Chileata
 Dictyonellida - Eichwaldiidae
"Dictyonella sp." = Eodictyonella
"Dictyonella sp." = Eodictyonella Wright 1994
Strophomenata
 Orthotetida - Chilidiopsidae
"Coolinia sp." = Fardenia (Coolinia)
"Coolinia sp." = Fardenia (Coolinia) Bancroft 1949
 Strophomenida - Sowerbyellidae
Eoplectodonta sp. Kozlowski 1929
 Strophomenida - Rafinesquinidae
Leptaena sp. Dalman 1828
 Strophomenida - Strophonellidae
Strophonella sp. Hall 1879
 Strophomenida - Leptostrophiidae
Rhynchonellata
 Rhynchonellida - Rhynchotrematidae
Stegerhynchus sp. Foerste 1909
 Rhynchonellida - Trigonirhynchiidae
Rhynchotreta sp. Hall 1879
 Orthida - Hesperorthidae
Dolerorthis sp. Schuchert and Cooper 1931
 Orthida - Platystrophiidae
 Orthida - Rhipidomellidae
Dalejina sp. Havlicek 1953
 Orthida - Dalmanellidae
Resserella sp. Bancroft 1928
 Atrypida - Atrypidae
Plectatrypa sp. Schuchert and Cooper 1930
Atrypa sp. Dalman 1828
 Spiriferida - Cyrtiidae
Eospirifer sp. Schuchert 1913
 Spiriferida - Delthyrididae
Delthyris sp. Dalman 1828
Howellella sp. Kozlowski 1946
 Athyridida - Meristellidae
Whitfieldella sp. Hall and Clarke 1893
Craniata
 Craniopsida - Craniopsidae
Craniops sp. Hall 1859
Lingulata
 Lingulida - Lingulidae
Lingula sp. BruguiƩre 1797
genus name in quotes
 Lingulida - Discinidae
Schizotreta sp. Kutorga 1848
Bryozoa
  -
Bryozoa indet. Ehrenberg 1831
unclassified
  -
Annelida indet. Lamarck 1809
Euchelicerata
 Eurypterida - Pterygotidae
Ostracoda
 Leperditicopida - Leperditiidae
Leperditia sp. Rouault 1851 ostracod
Trilobita
  -
Trilobita indet. Walch 1771 trilobite
Pterobranchia
  - Cyclograptidae
 Dendroidea - Acanthograptidae
Dictyonema sp. Hall 1851 graptolite