USGS 6484, Iliamna Lake (Triassic of the United States)
Where: Alaska (59.8° N, 154.2° W: paleocoordinates 6.7° N, 80.7° W)
• coordinate based on nearby landmark
When: suessi ammonoid zone, Rhaetian (208.5 - 201.3 Ma)
Environment/lithology: lithified limestone
Size class: macrofossils
Primary reference: J. P. Smith. 1927. Upper Triassic marine invertebrate faunas of North America. United States Geological Survey Professional Paper 141:1-262 [D. Bottjer/C. Powers/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 33407: authorized by David Bottjer, entered by Catherine Powers on 29.07.2003, edited by Matthew Clapham
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
| Anthozoa | |
"Confusastrea cowichanensis" = Ampakabastraea cowichanensis, "Stephanocoenia juvavica" = Crassistella juvavica
"Confusastrea cowichanensis" = Ampakabastraea cowichanensis Clapp and Shimer 1911 stony coral
"Stephanocoenia juvavica" = Crassistella juvavica Frech 1890 stony coral | |
"Confusastrea decussata" = Kuhnastraea decussata, "Confusastrea incrassata" = Kuhnastraea incrassata, ""Thecosmilia" ? caespitosa" = Retiophyllia caespitosa, Retiophyllia clathrata
"Confusastrea decussata" = Kuhnastraea decussata Reuss 1854 stony coral
"Confusastrea incrassata" = Kuhnastraea incrassata Frech 1890 stony coral
""Thecosmilia" ? caespitosa" = Retiophyllia caespitosa Reuss 1864 stony coral
Retiophyllia clathrata Emmrich 1853 stony coral | |
"Isastrea vancouverensis" = Meandrostylis vancouverensis
"Isastrea vancouverensis" = Meandrostylis vancouverensis Clapp and Shimer 1911 stony coral | |
"Spongiomorpha cf. ramosa" = Eocomoseris ramosa
"Spongiomorpha cf. ramosa" = Eocomoseris ramosa Frech 1890 stony coral | |
| Hydrozoa | |
|
Spongiomorpha gibbosa Frech 1890 | |
| Astraeidae | |
Montlivaultia martini n. sp.
Montlivaultia martini n. sp. Smith 1927 | |