90-JF-KPH-1 Kennecott Point, Graham Island (Triassic of Canada)

Where: British Columbia, Canada (53.9° N, 133.2° W: paleocoordinates 3.7° N, 128.1° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Betraccium deweveri other zone, Sandilands Formation (Kunga Group), Norian (228.0 - 208.5 Ma)

• Upper Norian, basal Sandilands Formation

•zone information from Carter and Guex (1999)

• bed-level stratigraphic resolution

Environment/lithology: basinal (); lithified limestone and lithified siltstone

• 5x15 cm flattened micrite concretion in thinly-bedded hard siliceous siltstone

Size class: microfossils

Primary reference: E. Carter. 1993. Biochronology and paleontology of uppermost Triassic (Rhaetian) radiolarians, Queen Charlotte Islands, British Columbia, Canada. Memoires de Geologie 11:1-175 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 94695: authorized by Wolfgang Kiessling, entered by Uta Merkel on 10.03.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Protozoa
 Entactinaria - Entactiniidae
? Entactinosphaera amphilaphes Carter 1993 radiolarian
 Entactinaria - Saturnalidae
"Kozurastrum "sp. A"" = Hexasaturnalis, "Kozurastrum gracilis" = Praemesosaturnalis gracilis, "Kozurastrum decilobum" = Pseudoheliodiscus decilobum
"Kozurastrum "sp. A"" = Hexasaturnalis Kozur and Mostler 1983 radiolarian
"Kozurastrum gracilis" = Praemesosaturnalis gracilis Kozur and Mostler 1972 radiolarian
"Kozurastrum decilobum" = Pseudoheliodiscus decilobum Carter 1993 radiolarian
 Entactinaria - Pentactinocarpidae
Pentactinocarpus cf. sevaticus Kozur and Mostler 1981 radiolarian
 Nassellaria - Livarellidae
Citriduma "sp. B" De Wever 1982 radiolarian
Livarella densiporata Kozur and Mostler 1981 radiolarian
Praecitriduma apexensis Carter 1993 radiolarian
 Nassellaria - Parvicingulidae
Canoptum aff. dixoni Pessagno and Whalen 1982 radiolarian
 Nassellaria - Ultranaporidae
? Bipedis "sp. A" De Wever 1982 radiolarian
Bipedis acrostylus Bragin 1991 radiolarian
 Nassellaria - Bagotidae
? Canutus beehivensis Carter 1993 radiolarian
 Actinommacea - Xiphostylidae
Archaeocenosphaera "sp. A" Pessagno et al. 1989 radiolarian
 Spumellaria - Pantanelliidae
Betraccium maclearni Pessagno and Blome 1980 radiolarian
Betraccium deweveri Pessagno and Blome 1980 radiolarian
Betraccium perilense Carter 1993 radiolarian
 Spumellaria -
Fontinella inflata Carter 1993 radiolarian
Fontinella louisensis Carter 1993 radiolarian
Fontinella primitiva Carter 1993 radiolarian
Fontinella habros Carter 1993 radiolarian
 Spumellaria - Hagiastridae
? Tetratrabs noricus Carter 1993 radiolarian
? Pseudohagiastrum tasuense Carter 1993 radiolarian