Robber Islands, Trocadero Bay (Carboniferous of the United States)
Also known as 16 ACh 106
Where: Alaska (55.4° N, 133.1° W: paleocoordinates 0.2° S, 74.7° W)
• coordinate based on nearby landmark
When: Mississippian (358.9 - 323.2 Ma)
Environment/lithology: lithified limestone and lithified, black chert
• Coarsely crystalline highly fossiliferous limestone and black thin-layered chert.
Size class: macrofossils
Collected by T. Chapin
Primary reference: A. F. Buddington and T. Chapin. 1929. Geology and mineral deposits of southeastern Alaska. United States Geological Survey Bulletin 800:1-398 [A. Miller/S. Kolbe]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 112172: authorized by Arnold Miller, entered by Sarah Kolbe on 06.07.2011, edited by Bethany Allen
Creative Commons license: CC BY (attribution)
Taxonomic list
• Identified by G.H. Girty.
Show authors, comments, and common names
unclassified | |
Trilobita | |
Phillipsia sp. Portlock 1843 trilobite | |
Rostroconchia | |
Conocardium sp. Bronn 1835 | |
Gastropoda | |
Platyceras sp. Conrad 1840 snail | |
Strophomenata | |
Chonetes aff. illinoisensis Worthen 1860 | |
"Productus giganteus" = Gigantella giganteus, Productus sp.
"Productus giganteus" = Gigantella giganteus Sowerby 1822 | |
"Productus semireticulatus" = Dictyoclostus semireticulatus
"Productus semireticulatus" = Dictyoclostus semireticulatus Martin 1809 | |
"? Productella aff. concentrica" = Chonetipustula concentrica
"? Productella aff. concentrica" = Chonetipustula concentrica Hall 1857 | |
Rhynchonellata | |
Spirifer aff. striatus Martin 1809 | |
"Reticularia aff. pseudolineata" = Torynifer pseudolineatus
"Reticularia aff. pseudolineata" = Torynifer pseudolineatus Hall 1858 | |
| |
Camarotoechia sp. Hall and Clarke 1893 | |
? Schizophoria sp. King 1850 | |
Stenolaemata | |
Fenestella sp. Lonsdale 1839 | |
Cystodictya aff. pustulosa Ulrich 1890 | |
? Stenopora spp. Lonsdale 1844 | |
Batostomella sp. Bassler 1911 | |
Anthozoa | |
? Lithostrotion sp. Fleming 1828 horn coral | |
"Zaphrentis sp." = Zaphrenthis
"Zaphrentis sp." = Zaphrenthis Rafinesque and Clifford 1820 horn coral |