Trilobites of the Pogonip Group

**We still need a more complete faunal list for this Group and its formations. Please email us if you have a list.

POGONIP GROUP, LOWER - MIDDLE ORDOVICIAN

MILLARD CO., UTAH

Presbynileus ibexensis

Pseudocybele

Ptyocephalus yersini

FILMORE FORMATION, POGONIP GROUP, UTAH

? Amblycranium linearis n. sp.
? Amblycranium informal sp. 2
Bathyurellus teretus n. sp.
Benthamaspis distinctus n. sp.
Carolinites sp. aff. C. genacinaca Ross, 1951
Carolinites killarnyensis
Diacanthaspis trispineus n. sp.
Dimeropygiella fillmorensis n. sp.
Dimeropygiella mccormicki n. sp.
? Goniotelina plicolabeonus n. sp.
? Goniotelus unicorna n. sp.
Ischyrotoma blanda
Ischyrotoma juabensis
Ischyrotoma ovata
Isoteloides flexus
Isoteloides polaris
? Kanoshia depressus n. sp.
Presbynileus elongatus
Presbynelius ibexensis
Protopliomerops quattuor n. sp.
Psalikilopsis alticapitis n. sp.
Pseudocybele altinasuta

Pseudocybele lemurei

Pseudocybele nasuta
Ptyocephalus accliva
Metabowmania sp. nov. (from "unnamed basal ledge-forming limestone member" of the Fillmore
Formation
Remopleuridiella angularis n. sp.
Shumardia exopthalmus
Trinodus sp.
Trigonocerca typica

POGONIP FORMATION, ORDOVICIAN, MAZOURKA CANYON, CALIFORNIA
We still need a more complete faunal list for this formation. Please email us if you have a list.

Bumastus
Nileus
Pliomera
Encrinuroides
Isotelus gigas

Localities:

-House Range, Millard Co., Utah

*researched and compiled by Roger Perkins, Richie Kurkewicz, and Andrew Milner