Northrop Locality 040. At shore by railway cut near St. Georges de Port Daniel C (Silurian of Canada)

Where: Quebec, Canada (48.2° N, 64.8° W: paleocoordinates 23.5° S, 35.1° W)

When: Pterospathodus amorphognathoides graptolite zone, La Vieille Formation (Chaleurs Group), Telychian (438.5 - 433.4 Ma)

• Formation spans Cyrtograptus lapworthi - Cyrtograptus murchisoni zones. C6 brachiopod zone

• formation-level stratigraphic resolution

Environment/lithology: limestone and shale

• Knobbly limestones and shales

Size class: macrofossils

Reposited in the GSC, YPM

Primary reference: S. A. Northrop. 1939. Paleontology and stratigraphy of the Silurian rocks of the Port Daniel-Black Cape Region, Gaspé. Geological Society of America Special Paper 21:1-302 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 184851: authorized by Pete Wagner, entered by Pete Wagner on 27.03.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Phacopida - Encrinuridae
Encrinurus cf. reflexus Raymond 1916 trilobite
Raymond
 Phacopida - Calymenidae
Calymene breviceps Raymond 1916 trilobite
Raymond 1916 p. 27-28, pi. 3, fig. 11.
Strophomenata
 Strophomenida - Rafinesquinidae
Leptaena rhomboidalis Wahlenberg 1818
not Leptaena rhomboidalis
 Strophomenida - Strophodontidae
"Protomegastrophia profunda" = Brachyprion (Protomegastrophia) profunda
"Protomegastrophia profunda" = Brachyprion (Protomegastrophia) profunda Hall 1852
Rhynchonellata
 Atrypida - Atrypidae
Atrypa reticularis Linnaeus 1758
 Rhynchonellida - Trigonirhynchiidae
Rhynchotreta cuneata Dalman 1828
Rhynchotreta cuneata var. americana Hall 1879 p. 167-168, pi. 25, figs. 29-38.
 Orthida - Dalmanellidae
"Parmorthis elegantula" = Resserella
"Parmorthis elegantula" = Resserella
Gastropoda
 Murchisoniina - Gosseletinidae
"Euomphalopterus aequilaterus" = Spiroraphe aequilatera
"Euomphalopterus aequilaterus" = Spiroraphe aequilatera Wahlenberg 1821 snail
Stromatoporoidea
 Stromatoporida - Stromatoporidae
Stromatopora "sp. B" Goldfuss 1826
Anthozoa
 Favositida - Favositidae
Favosites hisingeri Milne-Edwards and Haime 1851 tabulate coral
Favosites gothlandicus Lamarck 1816 tabulate coral
 Favositida - Alveolitidae
Alveolites depressus tabulate coral
 Heliolitida - Heliolitidae
Heliolites subtubulatus tabulate coral
McCoy