Roberts Mountain community (Devonian), Roberts Mountain Fm. (Devonian of the United States)
Where: Nevada (38.9° N, 117.9° W: paleocoordinates 16.1° S, 63.6° W)
• coordinate based on political unit
• basin-level geographic resolution
When: hesperius zone, Roberts Mountain Formation, Lochkovian (419.2 - 410.8 Ma)
• "Gedinnian (hesperius Conodont zone)"
Environment/lithology: offshore shelf; limestone
• "ls. outer shelf, overlain by skeletal buildup. BA5"
Size class: macrofossils
Primary reference: J. G. Johnson. 1974. Early Devonian brachiopod biofacies of Western and Arctic North America. Journal of Paleontology 48(4):809-819 [A. Tomasovych/A. Tomasovych]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 590: authorized by Jack Sepkoski, entered by Mike Sommers on 25.03.1999
Creative Commons license: CC BY (attribution)
Taxonomic list
• "Johnson, Boncot and Murphy, 1967. Johnson, 1974"
Show authors, comments, and common names
Chlorophyceae | |
Verticillopora sp. Rezak 1959 | |
Rhynchonellata | |
Dicoelosia sp. King 1850 | |
Dalejina sp. Havlicek 1953 | |
Salopina sp. Boucot 1960 | |
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Ptychopleurella sp. Schuchert and Cooper 1931 | |
Nucleospira sp. Hall 1859 | |
Meristina sp. Hall 1867 | |
Rhynchospirina sp. Schuchert and LeVene 1929 | |
Ancillotoechia sp. Havlicek 1959 | |
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"Cryptatrypa sp." = Glassia
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"Dubaria sp." = Septatrypa
"Dubaria sp." = Septatrypa Kozlowski 1929 | |
Spirigerina sp. d'Orbigny 1849
Atrypina sp. Hall and Clarke 1893 | |
Atrypa sp., "Sibirispira sp." = Spinatrypina
"Sibirispira sp." = Spinatrypina Rzhonsnitskaya 1964 | |
Skenidioides sp. Schuchert and Cooper 1931 | |
Cyrtina sp. Davidson 1858 | |
Anastrophia sp. Hall 1867 | |
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Howellella sp. Kozlowski 1946 | |
Megakozlowskiella sp. Boucot 1957 | |
Strophomenata | |
Schuchertella sp. Girty 1904 | |
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"Iridostrophia sp." = Iridistrophia
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Leptaena sp. Dalman 1828
Lepidoleptaena sp. Havlicek 1963 | |
Strophonella sp. Hall 1879 | |
Mesodouvillina sp. Williams 1950 | |
Leptostrophia sp. Hall and Clarke 1892 | |
Leptaenisca sp. Beecher 1890 | |
Conodonta | |
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Anthozoa | |
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Spongophyllum sp. Milne-Edwards and Haime 1851 horn coral | |
Strombodes sp. Schweigger 1819 horn coral | |
Stereolasma sp. Simpson 1900 horn coral | |
Pycnostylus sp. Whiteaves 1884 horn coral | |
Mucophyllum sp. Etheridge 1894 horn coral | |
Favosites sp. Lamarck 1816 tabulate coral | |
Cladopora sp. Hall 1851 tabulate coral | |
Aulocystis sp. Schlüter 1885 tabulate coral | |
Stromatoporoidea | |
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Actinostroma sp. Nicholson 1886 stromatoporoid sponge |