USNM 17413. 1870-1875 feet upsection to NE of section base, Lone Mountain (Devonian of the United States)

Also known as EF-29

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: Polygnathus ensensis conodont zone, Denay Limestone Formation, Eifelian (393.3 - 387.7 Ma)

• Conodont zone: ensensis. Faunal Interval 19

• group of beds-level stratigraphic resolution

Environment/lithology: marine; packstone

Size classes: macrofossils, microfossils

Preservation: replaced with silica

Reposited in the USNM

Collection methods: bulk, chemical,

• Brachiopods described by Johnson (1970, 1971 J. Paleo papers)

Primary reference: R. B. Blodgett and J. G. Johnson. 1992. Early Middle Devonian (Eifelian) Gastropods of Central Nevada. Palaeontographica Abteilung A 222:85-139 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 3827: authorized by Pete Wagner, entered by Pete Wagner on 10.08.1999, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

• Generic taxonomy updated by me.
Show authors, comments, and common names
Trilobita
 Corynexochida - Styginidae
Ancyropyge sp.1
Ancyropyge sp.1 Clark 1891 trilobite
Gastropoda
 Neritoidea - Naticopsidae
Naticopsis (Naticopsis) sp.
 Caenogastropoda - Meekospiridae
Oxyspira murphyi n. gen. n. sp.
Oxyspira murphyi n. gen. n. sp. Blodgett and Johnson 1992 snail
type locality
 Euomphalina - Pseudophoridae
Petrochus "sp. B"2, Petrochus "sp. A"2, Decorospira rigbyi
Petrochus "sp. B"2 Horný 1992 snail
Petrochus "sp. A"2 Horný 1992 snail
Decorospira rigbyi Blodgett and Johnson 1992 snail
 Euomphalina -
"Straparollus (Serpulospira) swickae" = Serpulospira swickae
"Straparollus (Serpulospira) swickae" = Serpulospira swickae Blodgett and Johnson 1992 snail
 Euomphalina - Euomphalidae
"Straparollus (Straparollus) lonemountainensis" = Straparollus lonemountainensis, "Straparollus (Eleutherospira) sinistralis n. sp." = Eleutherospira sinistralis
"Straparollus (Straparollus) lonemountainensis" = Straparollus lonemountainensis Blodgett and Johnson 1992 snail
"Straparollus (Eleutherospira) sinistralis n. sp." = Eleutherospira sinistralis Blodgett and Johnson 1992 snail
type locality
 Euomphalina - Omphalocirridae
? Omphalocirrus sp.
? Omphalocirrus sp. de Ryckholt 1860 snail
 Euomphalina - Oriostomatidae
Oriostoma aff. gerbaulti
Oriostoma aff. gerbaulti Oehlert 1877 snail
 Euomphalina - Platyceratidae
Platyschisma sp.
Platyschisma sp. M'Coy 1844 snail
 Murchisoniina -
Murchisonioidea indet.2
Murchisonioidea indet.2 Koken 1896 snail
 Murchisoniina - Murchisoniidae
""Goniasma" floryi" = Lodanaria floryi, "Murchisonia (Murchisonia) tillesae n. sp." = Murchisonia tillesae
""Goniasma" floryi" = Lodanaria floryi Blodgett and Johnson 1992 snail
"Murchisonia (Murchisonia) tillesae n. sp." = Murchisonia tillesae Blodgett and Johnson 1992 snail
type locality
 Murchisoniina - Gosseletinidae
Bicarina "n. sp. A", Stenoloron minor
Bicarina "n. sp. A" Jhaveri 1969 snail
Stenoloron minor Blodgett and Johnson 1992 snail
 Murchisoniina - Loxonematidae
Loxonematidae indet.2, ? Stylonema sp.
Loxonematidae indet.2 Koken 1889 snail
? Stylonema sp. Perner 1907 snail
 Murchisoniina - Soleniscidae
"? Macrochilina sp." = Strobeus2
"? Macrochilina sp." = Strobeus2 de Koninck 1881 snail
Bivalvia
  -
Bivalvia indet.1
Bivalvia indet.1 Linnaeus 1758 clam
"indet. bivalves"
Brachiopoda
  -
Brachiopoda indet.1
Brachiopoda indet.1 Cuvier 1805
"indet. small smooth brachiopods"
Rhynchonellata
 Athyridida - Nucleospiridae
Nucleospira sp.1
Nucleospira sp.1 Hall 1859
 Spiriferida - Ambocoeliidae
? Ladjia sp.1, Ambocoelia sp.1
Ambocoelia sp.1 Hall 1860
 Atrypida - Atrypidae
Anatrypa calypso n. sp.1, Spinatrypa (Invertrypa) subnuba n. sp.1
Anatrypa calypso n. sp.1 Johnson 1972
Spinatrypa (Invertrypa) subnuba n. sp.1 Johnson 1972
 Rhynchonellida - Septalariidae
? Nemesa sp.1
 Terebratulida - Meganterididae
Antistrix invicta n. sp.1
Antistrix invicta n. sp.1 Johnson 1972
 Terebratulida -
Terebratuloidea indet.1
Terebratuloidea indet.1 Gray 1840
"indet. terebratuloid sp."
Strophomenata
 Productida - Productellidae
? Productella sp.1
 Orthotetida - Schuchertellidae
"Schuchertella" sp.1
"Schuchertella" sp.1 Girty 1904
 Strophomenida - Stropheodontidae
Stropheodontidae indet.1
Stropheodontidae indet.1 Caster 1939
"indet. stropheodontid sp."
Anthozoa
  -
Anthozoa indet.1
Anthozoa indet.1 Ehrenberg 1834
"indet. corals, 2 genera"
1Johnson 1972; 2Wagner 2023