PBDB Collection

USNM 36394, Teller Quadrangle, Don River area, York Mountain, Seward Peninsula (Ordovician of the United States)

Also known as Teller Quadrangle, Don River area, York Mountain, Seward Peninsula. R40W T1N Sec. 14

Where: Alaska (65.5° N, 165.9° W: paleocoordinates 17.7° N, 37.8° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Port Clarence Limestone Formation, Richmondian (449.6 - 445.5 Ma)

• bed-level stratigraphic resolution

Environment/lithology: bioturbated, dolomitic wackestone and bioturbated, dolomitic packstone

• Thin to medium thickness beds (3-30 cm thick) of bioturbated skeletal and pellta dolomitc wacketson and packstone. Megafossils are rare to locally abundant and inlcude brachiopods, gastropods, corals, pelecypods (Tandrediopsis), stromatoporoids, trilobites, ostracodes, bryozoans and polyplacophorans. Skeletal matieral is heavily micritized, indicating deposition within the photic zone.

Size class: macrofossils

Preservation: original silica

Reposited in the USNM

Collection methods: bulk, chemical,

Primary reference: D. M. Rohr. 1988. Upper Ordovician gastropods from the Seward Peninsula, Alaska. Journal of Paleontology 62(4):551-566 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 49346: authorized by Pete Wagner, entered by Pete Wagner on 13.04.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names

Gastropoda
Bellerophontida - Temnodiscidae	"Alaskadiscus donensis" = Alaskodiscus donensis² "Alaskadiscus donensis" = Alaskodiscus donensis² Rohr et al. 2003 snail
Murchisoniina - Lophospiridae	Arjamannia aff. thraivensis³, Loxoplocus (Lophospira) aff. serrulata, Ectomaria cf. pagoda Arjamannia aff. thraivensis³ Longstaff 1924 snail Arjamannia aff. A. thraivensis Loxoplocus (Lophospira) aff. serrulata Salter 1859 snail Trochonemella n. sp. Ectomaria cf. pagoda Salter 1859 snail
Murchisoniina - Trochonematidae	Trochonema wartheni¹, Trochonemella cf. churkini Trochonema wartheni¹ Hussey 1926 snail Trochonema n. sp. Trochonemella cf. churkini Rohr and Blodgett 1985 snail
Murchisoniina - Loxonematidae	Rhabdostropha primitiva³ Rhabdostropha primitiva³ Longstaff 1924 snail Rhabdostropha primitiva
Murchisoniina - Subulitidae	"Subulites (Cyrtospira) sp." = Cyrtospira, "Subulites (Fusispira) sp." = Fusispira "Subulites (Cyrtospira) sp." = Cyrtospira Ulrich and Scofield 1897 snail "Subulites (Fusispira) sp." = Fusispira Hall 1872 snail
Murchisoniina - Eotomariidae	Liospira micula³ Liospira micula³ Hall and Whitney 1862 snail Liospira micula
Euomphalina - Raphistomatidae	"Raphistoma tellerensis n. sp." = Scalites tellerensis "Raphistoma tellerensis n. sp." = Scalites tellerensis Rohr 1988 snail
Euomphalina - Macluritidae	"Maclurites aff. manitobensis" = Maclurina manitobensis "Maclurites aff. manitobensis" = Maclurina manitobensis Whiteaves 1890 snail
Euomphalina - Oriostomatidae	Oriostoma aff. angulatum³ Oriostoma aff. angulatum³ Wahlenberg 1821 snail Oriostoma aff. angulatum
Euomphalina - Ophiletidae	Lytospira subrotunda³ Lytospira subrotunda³ Ulrich and Scofield 1897 snail
Euomphalina - Euomphalidae	"Pachystrophia spiralis n. sp." = Sinutropis spiralis "Pachystrophia spiralis n. sp." = Sinutropis spiralis Rohr 1988 snail
Euomphalina - Helicotomidae	Helicotoma robinsoni n. sp., Helicotoma blodgetti n. sp. Helicotoma robinsoni n. sp. Rohr 1988 snail Helicotoma blodgetti n. sp. Rohr 1988 snail

¹Hussey 1926; ²Rohr et al. 2003; ³Wagner 2023