Also known as Reef 1814
Where: Vermont (44.9° N, 73.3° W: paleocoordinates 28.0° S, 54.6° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Crown Point Formation (Chazy Group), Chazy (466.0 - 457.5 Ma)
• Late Chazyan
• group of beds-level stratigraphic resolution
Environment/lithology: reef, buildup or bioherm; lithified lime mudstone
Size classes: macrofossils, mesofossils
Collection methods: peel or thin section,
• The dominant species in any mound is either a stromatoporoid, an alga (Solenopora) or a bryozoan (Batostoma).
Primary reference: U. S. Kapp. 1975. Paleoecology of Middle Ordovician stromatoporoid mounds in Vermont. Lethaia 8:195-207 [W. Kiessling/U. Merkel]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 63297: authorized by Wolfgang Kiessling, entered by Uta Merkel on 10.08.2006, edited by Pete Wagner
Creative Commons license: CC BY (attribution)
Taxonomic list
Trilobita | |
Trilobita indet. Walch 1771 trilobite | |
Deuteropoda | |
Ostracoda indet. Latreille 1802 ostracod | |
Brachiopoda | |
Brachiopoda indet. Cuvier 1805 | |
Stenolaemata | |
Cheiloporella sp. Ulrich 1882 | |
Cryptostomata indet. Vine 1884 | |
Trepostomata indet. Ulrich 1882 | |
Batostoma campensis Ross 1963 | |
Cephalopoda | |
Nautiloidea indet. Agassiz 1847 nautiloid | |
Gastropoda | |
| |
Trigyra ulrichi n. gen. n. sp.2
| |
| |
Maclurites magnus Le Sueur 1818 snail | |
"Lophospira seelyi n. sp." = Lophospira milleri2
| |
Paragastropoda | |
Clisospira bassleri n. sp.2
Clisospira bassleri n. sp.2 Raymond 1908 | |
Anthozoa | |
Billingsaria parva tabulate coral | |
Demospongiae | |
Zittelella sp. Ulrich and Everett 1889 demosponge
Anthaspidella sp. Ulrich and Everett 1889 demosponge | |
Stromatoporoidea | |
| |
Pachystylostroma vallum n. sp.1, Pachystylostroma goodsellense n. sp.1, Pachystylostroma pollicellum n. sp.1, Pseudostylodictyon lamottense1
| |
Sphaerocodium | |
Sphaerocodium sp. Rothpletz 1890 | |
Rhodophyceae | |
Solenopora sp. Dybowski 1877 |