Siegas Quarry, Early Llandovery, New Brunswick, EM-588 (Silurian of Canada)

Where: New Brunswick, Canada (47.0° N, 67.0° W: paleocoordinates 23.6° S, 37.8° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Llandovery (443.4 - 433.4 Ma)

• Stratigraphically above a large part of the Carys Mills Formation.

Environment/lithology: offshore; gray wackestone and conglomerate

• Graywacke and conglomerate. Sedimentary structures include graded bedding, convolute bedding, load casts, ripple marks, scour and fill, and edgewise conglomerate that suggest deposition by turbidity currents.

Primary reference: W. G. Ayrton, W.B.N. Berry, A.J. Boucot, J. Lajoie, P.J. Lesperance, L. Pavlides, and W.B. Skidmore. 1969. Lower Llandovery of the Northern Appalachians and Adjacent Regions. Geological Society of America Bulletin 80:459-484 [M. Patzkowsky/Z. Krug]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 44964: authorized by Mark Patzkowsky, entered by Zack Krug on 23.09.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Trilobita
  -
Trilobita indet. Walch 1771 trilobite
Brachiopoda
  -
Brachiopoda indet. Cuvier 1805
Strophomenata
 Strophomenida - Sowerbyellidae
Eoplectodonta sp. Kozlowski 1929
 Strophomenida - Leptestiidae
Leangella sp. Opik 1933
 Strophomenida - Leptostrophiidae
? Eostropheodonta sp. Bancroft 1949
Rhynchonellata
 Pentamerida - Stricklandiidae
Stricklandia sp. Billings 1859
 Protorthida - Skenidiidae
? Skenidioides sp. Schuchert and Cooper 1931
 Atrypida - Atrypidae
? Protatrypa sp. Boucot et al. 1964
 Atrypida - Atrypinidae
Spirigerina sp. n. gen. d'Orbigny 1849
 Atrypida - Anazygidae
? Catazyga sp. Hall and Clarke 1893
 Rhynchonellida - Trigonirhynchiidae
Plectothyrella sp. Temple 1965
 Orthida - Rhipidomellidae
Mendacella sp. Cooper 1930
 Orthida - Dalmanellidae
? Dalmanella sp. Hall and Clarke 1892
Tentaculita
 Cornulitida - Cornulitidae
Cornulites sp. Schlotheim 1820
Graptolithina
 Diplograptoidea - Diplograptidae
Diplograptus sp. diplograptoid
Anthozoa
 Tabulata -
Halysitida indet. Sokolov 1947 tabulate coral
Favositida indet. Wedekind 1937 tabulate coral
Heliolitida indet. Frech 1897 tabulate coral