Echinoderms of the Somerset Shale Member, Salem Limestone (Mississippian), in Indiana and Kentucky

H.R. Feldman

1989

Article

Journal of Paleontology 63:900-912

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Taxa discussed in this work:

• Diploblastus diploblastus
• Metablastus bipyrimidalis
• Metablastus wachsmuthi
• Pentremites conoideus
• Tricoelocrinus woodmani

Taxonomy:

• Pentremites conoideus belongs to Pentremites - Hall (1856)
• Metablastus bipyrimidalis belongs to Metablastus - Hall (1858)
• Tricoelocrinus woodmani belongs to Tricoelocrinus - Meek and Worthen (1868)
• Metablastus wachsmuthi belongs to Metablastus - Gurley (1884)
• Diploblastus diploblastus belongs to Diploblastus - Feldman (1987)