Descriptions of new species of fossils from the Upper Helderberg, Hamilton and Chemung groups; with observations upon previously described species

J. Hall

1861

Article

Annual report of the Regents of the University of the State of New York on the State Cabinet of Natural History and the Historic 14:29-109

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Taxa discussed in this work:

• Elasmonema bellatula
• Elasmonema lichas
• Euomphalus conradi
• Hawletrochus macrostomus
• Macrocheilus (Holopea) macrostomus
• Murchisonia leda
• Palaeozygopleura pexata
• Platyostoma turbinata
• Pleurotomaria (Oehlertia) hebe
• Ptychomphalina regulata

Taxonomy:

• Macrocheilus (Holopea) macrostomus belongs to Holopea - Hall (1861)