Species

Pachystylostroma goodsellense Kapp et Stearn, 1975


GIT 477-13	Pachystylostroma goodsellense \| Pachystylostroma goodsellense Kapp et Stearn 1975	Goodsell quarry, Isle La Motte, USA	Middle Ordovician \| Crown Point Formation
GIT 477-15	Pachystylostroma goodsellense \| Pachystylostroma goodsellense Kapp et Stearn 1975	Goodsell quarry, Isle La Motte, USA	Middle Ordovician \| Crown Point Formation	holotype
GIT 477-35	Pachystylostroma goodsellense \| Pachystylostroma goodsellense Kapp et Stearn 1975	Goodsell quarry, Isle La Motte, USA	Middle Ordovician \| Chazy Formation