Poul Creek Formation
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Geologic formation in Alaska, United States
| Poul Creek Formation | |
|---|---|
| Stratigraphic range: Paleogene | |
| Type | Formation |
| Location | |
| Region | Alaska |
| Country | United States |
 | |
The Poul Creek Formation is a geologic formation in Alaska. It preserves fossils dating back to the Paleogene period.
Mammals
Color key
|
Notes Uncertain or tentative taxa are in small text; |
| Mammals reported from the Poul Creek Formation | |||||
|---|---|---|---|---|---|
| Genus | Species | Presence | Material | Notes | Images |
| Arktocara[1] | A. yakataga | Yakutat City | Incomplete skull (USNM 214830) | A platanistoid dolphin | |
Crustaceans
| Crustaceans reported from the Poul Creek Formation | |||||
|---|---|---|---|---|---|
| Genus | Species | Presence | Material | Notes | Images |
| Branchioplax[2] | B. washingtoniana | Bering Lake | One specimen (USNM 431271) | A mathildellid crab | |
| Eumorphocorystes[2] | E. naselensis | Kayak Island | Five specimens | A raninid crab | |
| Orbitoplax[2] | O. plafkeri | Wingham Island | Eight specimens | A euryplacid crab | |
| Portunites[2] | P. alaskensis |
|
Five specimens | A portunoid crab | |
Molluscs
Bivalves
| Bivalves reported from the Poul Creek Formation | |||||
|---|---|---|---|---|---|
| Genus | Species | Presence | Material | Notes | Images |
| Cardium[3] | C. (Ceratoderma) yakatagensis | Yakataga anticline | One specimen | A cardiid | |
| C. (Laevicardium) alaskensis | Yakataga anticline | Multiple specimens | A cardiid | ||
| C. (Papyridea) brooksi | Yakataga anticline | Multiple specimens | A cardiid | ||
| C. (Serripes?) hamiltonensis | Yakataga anticline | Multiple specimens | A cardiid | ||
| Chione[3] | C. cf. cryptolineata | Yakataga anticline | One specimen | A venerid | |
| C. securis alaskensis | Yakataga anticline | One specimen | A venerid | ||
| Heterodonax[3] | H. sp. | Yakataga anticline | One specimen | A psammobiid | |
| Hiatella[3] | H. arctica | Yakataga anticline | One specimen | A hiatellid, originally reported as Saxicava pholadis | |
| Leda[3] | L. fossa | Yakataga anticline | One specimen | Reassigned to the genus Nuculana | |
| Macoma[3] | M. cf. middendorffi | Yakataga anticline | Multiple specimens | A tellinid | |
| M. cf. secta | Yakataga anticline | Two specimens | A tellinid | ||
| Macrocallista[3] | M. pittsburgensis | Yakataga anticline | Several specimens | A venerid | |
| M.? rearensis | Yakataga anticline | One specimen | A venerid | ||
| Mactra[3] | M. (Mactrotoma) californica equilateralis | Yakataga anticline | Multiple specimens | A mactrid | |
| Mya[3] | M. salmonensis | Yakataga anticline | Multiple specimens | A myid | |
| M. truncata | Yakataga anticline | One specimen | A myid | ||
| Nucula[3] | N. (Acila) gettysburgensis alaskensis | Yakataga anticline | Multiple specimens | A nuculid | |
| N. (Acila) hamiltonensis | Yakataga anticline | Multiple specimens | A nuculid | ||
| N. (Acila) yakatagensis | Yakataga anticline | One specimen | A nuculid | ||
| Nuculana[3] | N. fossa | Yakataga anticline | One specimen | A nuculanid, originally reported as Leda fossa | |
| Pandora[3] | P. (Kennerlia) yakatagensis | Yakataga anticline | Multiple specimens | A pandorid | |
| Panomya[3] | P. (Arctica) turgida | Yakataga anticline | Multiple specimens | A hiatellid | |
| P. sp. | Yakataga anticline | One specimen | A hiatellid | ||
| Pecten[3] | P. (Patinopecten) yakatagensis | Yakataga anticline | Multiple specimens | A pectinid | |
| Phacoides[3] | P. cf. columbianum | Yakataga anticline | Two specimens | A lucinid | |
| Pitaria[3] | P. (Katherinella) arnoldi | Yakataga anticline | Multiple specimens | A venerid | |
| Saxicava[3] | S. pholadis | One specimen | Junior synonym of Hiatella arctica | ||
| Schizothaerus[3] | S. nuttallii | Yakataga anticline | Multiple specimens | A mactrid | |
| S. trapezoides | Yakataga anticline | Two specimens | A mactrid | ||
| Spisula[3] | S. ramonensis | Yakataga anticline | Several specimens | A mactrid | |
| Tellina[3] | T. sp. | Yakataga anticline | Two specimens | A tellinid | |
| Thracia[3] | T. schencki | Yakataga anticline | Numerous specimens | A thraciid | |
| Thyasira[3] | T. bisecta | Yakataga anticline | Multiple specimens | A thyasirid | |
| Venericardia[3] | V. hamiltonensis | Yakataga anticline | Multiple specimens | A carditid | |
| V. yakatagensis | Yakataga anticline | Multiple specimens | A carditid | ||
| Yoldia[3] | Y. indet. | Yakataga anticline | An imperfect cast | A yoldiid | |
Cephalopods
| Cephalopods reported from the Poul Creek Formation | |||||
|---|---|---|---|---|---|
| Genus | Species | Presence | Material | Notes | Images |
| Aturia[3] | A. angusta alaskensis | Yakataga anticline | Multiple specimens | A nautiloid | |
Gastropods
| Gastropods reported from the Poul Creek Formation | |||||
|---|---|---|---|---|---|
| Genus | Species | Presence | Material | Notes | Images |
| Argobuccinum[3] | A. sp. | Yakataga anticline | Several imperfect specimens | A cymatiid | |
| Bathybembix[3] | B. turbonata | Yakataga anticline | Multiple specimens | An eucyclid, originally reported as Turcicula turbonata | |
| Cancellaria[3] | C. (Progabbi) alaskensis | Yakataga anticline | Multiple specimens | A cancellariid | |
| Colus[3] | C. rearensis | Yakataga anticline | Multiple specimens | A colid | |
| Epitonium[3] | E. (Boreoscala) cf. groenlandica | Yakataga anticline | An imperfect specimen | An epitoniid | |
| Fusinus[3] | F. cf. hannibali | Yakataga anticline | Multiple specimens | A fasciolariid | |
| Galeodea[3] | G. apta | Yakataga anticline | Multiple specimens | A cassid | |
| Haminoea[3] | H. sp. | Yakataga anticline | One specimen | A haminoeid | |
| Natica[3] | N. (Cryptonatica) sp. | Yakataga anticline | One specimen | A naticid | |
| Neptunea[3] | N. aff. tabulatus | Yakataga anticline | Multiple specimens | A buccinid | |
| Polinices[3] | P. (Euspira) cf. galianoi | Yakataga anticline | Several specimens | A naticid | |
| P. (Euspira) ramonensis | Yakataga anticline | Multiple specimens | A naticid | ||
| Psephaea[3] | P. corrugata | Yakataga anticline | Multiple specimens | A volutid | |
| Scaphander[3] | S. alaskensis | Yakataga anticline | One specimen | A scaphandrid | |
| Turcicula[3] | T. turbonata | Yakataga anticline | Multiple specimens | Moved to the genus Bathybembix | |
| Turritella[3] | T. hamiltonensis | Yakataga anticline | Multiple specimens | A turritellid | |
| T. cf. porterensis | Yakataga anticline | Numerous specimens | A turritellid | ||
| T. sp. | Yakataga anticline | One specimen | A turritellid | ||
See also
References
- ↑ Boersma, Alexandra T.; Pyenson, Nicholas D. (2016-08-16). "Arktocara yakataga, a new fossil odontocete (Mammalia, Cetacea) from the Oligocene of Alaska and the antiquity of Platanistoidea". PeerJ. 4 e2321. doi:10.7717/peerj.2321. ISSN 2167-8359. PMC 4991871. PMID 27602287.
- 1 2 3 4 Tucker, Annette B.; Feldmann, Rodney M. (May 1990). "Fossil decapod crustaceans from the lower Tertiary of the Prince William Sound Region, Gulf of Alaska". Journal of Paleontology. 64 (3): 409–427. doi:10.1017/S0022336000018643. ISSN 0022-3360.
- 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 CLARK, B. L. (1932-09-30). "Fauna of the Poul and Yakataga Formations (Upper Oligocene) of Southern Alaska". GSA Bulletin. 43 (3): 797–846. doi:10.1130/GSAB-43-797. ISSN 0016-7606.
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
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