Mission Argellite (Permian of the United States)

Where: Washington (48.6° N, 118.0° W: paleocoordinates 23.1° N, 32.4° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Mission Argillite Formation, Wordian (266.9 - 264.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: limestone and siltstone

• brown-weathering argillite described as a biohermal bank.

Collection methods: bulk, peel or thin section,

Primary reference: E. H. Gilmour and E. M. Snyder. 2000. Bryozoa of the Mission Argillite (Permian), northeastern Washington. Journal of Paleontology 74(4):540-570 [D. Erwin/D. Erwin/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 8523: authorized by Doug Erwin, entered by Doug Erwin on 26.07.2000

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Stenolaemata
 Cystoporata - Fistuliporidae
Fistuliramus pacificus n. sp., Dybowskiella sp., Fistulipora sp.
Fistuliramus pacificus n. sp. Gilmour and Snyder 2000
Dybowskiella sp. Waagen and Wentzel 1886
Fistulipora sp. McCoy 1850
 Cryptostomata - Arthrostylidae
Nematopora sp.
Nematopora sp. Ulrich 1888
 Cryptostomata - Hyphasmoporidae
? Streblotrypa sp.
 Cryptostomata - Fenestellidae
Alternifenestella vagrantia n. sp.
Alternifenestella vagrantia n. sp. Gilmour and Snyder 2000
 Cryptostomata - Acanthocladiidae
Mackinneyella stylettia n. sp., Polyporella sp., Parapolypora sp., Wjatkella nanea n. sp., Polypora arbusca n. sp.
Mackinneyella stylettia n. sp. Gilmour and Snyder 2000
Parapolypora sp. Morozova and Lisitsyn 1996
Wjatkella nanea n. sp. Gilmour and Snyder 2000
Polypora arbusca n. sp. Gilmour and Snyder 2000
 Cystoporida - Hexagonellidae
Meekoporella inflecta n. sp., ? Fistulamina sp.
Meekoporella inflecta n. sp. Gilmour and Snyder 2000
 Cryptostomida - Girtyporidae
Hayasakapora cf. erectoradiata
 Cryptostomida - Timanodictyidae
Sakagamiina easternensis n. gen. n. sp.
Sakagamiina easternensis n. gen. n. sp. Gilmour and Snyder 2000
 Trepostomida - Stenoporidae
Coeloclemis urhausenii n. sp., Rhombotrypella kettlensis n. sp., Stenopora sp., Tabulipora colvillensis, Tabulipora colvillensis n. sp.
Coeloclemis urhausenii n. sp. Gilmour and Snyder 2000
Rhombotrypella kettlensis n. sp. Gilmour and Snyder 2000
Stenopora sp. Lonsdale 1844
Tabulipora colvillensis Gilmour and Snyder 2000
Tabulipora colvillensis n. sp. Gilmour and Snyder 2000
 Trepostomida - Eridotrypellidae
Neoeridotrypella missionensis n. sp.
Neoeridotrypella missionensis n. sp. Gilmour and Snyder 2000
 Trepostomida - Dyscritellidae
Pseudobatostomella sp., Dyscritellina sp., Dyscritella iwaizakiensis
 Rhabdomesida - Nikiforovellidae
Pinegopora petita n. sp.
Pinegopora petita n. sp. Gilmour and Snyder 2000
 Rhabdomesida - Rhomboporidae
Pamirella oculus n. sp., ? Rhombopora sp.
Pamirella oculus n. sp. Gilmour and Snyder 2000
? Rhombopora sp. Meek 1872