USNM 10807. 3 miles N & W of Roberts Creek Ranch, Roberts Mountains (Devonian of the United States)

Also known as W-28-5

Where: Eureka County, Nevada (40.0° N, 116.3° W: paleocoordinates 24.3° S, 54.4° W)

• coordinate based on political unit

• outcrop-level geographic resolution

When: Tortodus kockelianus conodont zone, Denay Limestone Formation (Nevada Group), Eifelian (393.3 - 387.7 Ma)

• Faunal Interval: 17L.

• group of beds-level stratigraphic resolution

Environment/lithology: marine; packstone

Size classes: macrofossils, mesofossils

Preservation: replaced with silica

Reposited in the USNM

Collection methods: bulk, chemical,

Primary reference: J. G. Johnson. 1971. Lower Givetian brachiopods from Central Nevada. Journal of Paleontology 45(2):301-326 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 3830: authorized by Pete Wagner, entered by Pete Wagner on 10.08.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

• Generic taxonomy updated by me. Bivalves from Johnson (1971) identified by A. L. McAlester.
Show authors, comments, and common names
Bivalvia
 Solemyida - Ctenodontidae
Tancrediopsis sp.
Tancrediopsis sp. Beushausen 1895 clam
 Nuculida - Nuculidae
Nuculoidea sp.
Nuculoidea sp. Williams and Berger 1916 nut clam
 Nuculanida - Malletiidae
? Palaeoneilo sp.
? Palaeoneilo sp. Hall and Whitfield 1869 clam
 Arcida - Parallelodontidae
Grammatodon sp.
Grammatodon sp. Meek and Hayden 1860 clam
 Ostreida - Pterineidae
"? Leiopteria sp." = Leptodesma (Leiopteria)
"? Leiopteria sp." = Leptodesma (Leiopteria) Hall 1883 oyster
 Myalinida - Ambonychiidae
Mytilarca sp.
Mytilarca sp. Hall and Whitfield 1869 clam
 Lucinida - Mactromyidae
Paracyclas sp.
Paracyclas sp. Hall 1843 clam
 Lucinida - Lucinidae
Phenacocyclas sp.
Phenacocyclas sp. La Rocque 1950 clam
 Modiomorphida - Cypricardiniidae
Cypricardinia sp.
Cypricardinia sp. Hall 1860 clam
 Pholadomyida - Edmondiidae
? Edmondia sp.
? Edmondia sp. de Koninck 1841 clam
Cephalopoda
 Agoniatitida - Werneroceratidae
Cabrieroceras aff. crispiforme
Cabrieroceras aff. crispiforme Kayser 1879 ammonite
 Agoniatitida - Agoniatitidae
Agoniatites sp.
Agoniatites sp. Meek 1877 ammonite
Gastropoda
 Neritoidea - Naticopsidae
Naticopsis (Naticopsis) sp.1
Naticopsis (Naticopsis) sp.1 M'Coy 1844 snail
 Bellerophontida - Bellerophontidae
"Bellerophon (Bellerophon) nevadensis" = Bellerophon nevadensis1
"Bellerophon (Bellerophon) nevadensis" = Bellerophon nevadensis1 Blodgett and Johnson 1992 snail
 Bellerophontida - Pterothecidae
"Merriamella eurekae" = Merriamites eurekae1
"Merriamella eurekae" = Merriamites eurekae1 Blodgett and Johnson 1992 snail
 Euomphalina - Euomphalidae
Straparollus (Straparollus) "sp. C"1, "Straparollus (Straparollus) caementarius" = Philoxene caementarius1
Straparollus (Straparollus) "sp. C"1 de Montfort 1810 snail
"Straparollus (Straparollus) caementarius" = Philoxene caementarius1 Blodgett and Johnson 1992 snail
 Euomphalina - Holopeidae
Pachystrophia sp.2
Pachystrophia sp.2 Perner 1903 snail
 Murchisoniina - Murchisoniidae
""Goniasma" megathanae n. sp." = Murchisonia megathanae1
""Goniasma" megathanae n. sp." = Murchisonia megathanae1 Blodgett and Johnson 1992 snail
type locality
 Murchisoniina - Hormotomidae
"Murchisonia (Murchisonia) nevadana n. sp." = Catazone nevadana1
"Murchisonia (Murchisonia) nevadana n. sp." = Catazone nevadana1 Blodgett and Johnson 1992 snail
type locality
 Murchisoniina - Loxonematidae
Loxonema walcotti n. sp.1
Loxonema walcotti n. sp.1 Blodgett and Johnson 1992 snail
type locality
 Murchisoniina - Soleniscidae
"? Macrochilina "sp. A"" = Strobeus2, "? Macrochilina "sp. B"" = Strobeus2, "? Macrochilina "sp. C"" = Strobeus2
"? Macrochilina "sp. A"" = Strobeus2 de Koninck 1881 snail
"? Macrochilina "sp. B"" = Strobeus2 de Koninck 1881 snail
"? Macrochilina "sp. C"" = Strobeus2 de Koninck 1881 snail
 Murchisoniina - Gosseletinidae
? Hypselentoma sp.1, "Angyomphalus (Eoangyomphalus) klapperi" = Eoangyomphalus klapperi1, "Ptychomphalina aurora" = Conotoma aurora1
? Hypselentoma sp.1 Weller 1929 snail
"Angyomphalus (Eoangyomphalus) klapperi" = Eoangyomphalus klapperi1 Blodgett and Johnson 1992 snail
"Ptychomphalina aurora" = Conotoma aurora1 Blodgett and Johnson 1992 snail
 Murchisoniina - Porcelliidae
Quadricarina "sp. B"1, Quadricarina glabrobasis1, "Porcellia (Paraporcellia) rohri" = Paraporcellia rohri1, "Porcellia (Porcellia) denayi" = Porcellia denayi1
Quadricarina "sp. B"1 Blodgett and Johnson 1992 snail
Quadricarina glabrobasis1 Blodgett and Johnson 1992 snail
"Porcellia (Paraporcellia) rohri" = Paraporcellia rohri1 Blodgett and Johnson 1992 snail
"Porcellia (Porcellia) denayi" = Porcellia denayi1 Blodgett and Johnson 1992 snail
 Murchisoniina - Eotomariidae
Denayella housei n. sp.1
Denayella housei n. sp.1 Blodgett and Johnson 1992 snail
type locality
Rostroconchia
 Conocardiida -
Conocardioidea sp.2
Conocardioidea sp.2 Miller 1889
Rhynchonellata
 Orthida - Schizophoriidae
Schizophoria sp.
Schizophoria sp. King 1850
 Orthida - Draboviidae
Vallomyonia devonica
Vallomyonia devonica Walcott 1884
 Terebratulida - Stringocephalidae
"Rensselandia sp." = Newberria
"Rensselandia sp." = Newberria
 Spiriferida - Ambocoeliidae
Crurithyris calendae, Echinocoelia denayensis
Crurithyris calendae Johnson 1971
 Spiriferida - Xenomartiniidae
Quadrithyris cf. vijaicus
Quadrithyris cf. vijaicus Khodalevich 1951
 Spiriferida - Reticulariidae
Warrenella kirki
Warrenella kirki Merriam 1940
W. kirki praekirki
 Athyridida - Athyrididae
Leptathyris index
Leptathyris index Johnson 1971
 Athyridida - Nucleospiridae
Nucleospira sp.
Nucleospira sp. Hall 1859
 Athyridida - Meristellidae
? Meristina sp.
? Meristina sp. Hall 1867
Strophomenata
 Productida - Productellidae
Spinulicosta muirwoodi
 Orthotetida - Schuchertellidae
"Schuchertella" sp.
 Strophomenida - Chonetidae
"Chonetes" sp.
"Chonetes" sp. Fischer de Waldheim 1830
 Strophomenida - Strophodontidae
Parapholidostrophia harperi
Tentaculita
 Styliolinida - Styliolinidae
Styliolina sp.
Styliolina sp. Karpinsky 1884
1Blodgett and Johnson 1992; 2Wagner 2023