Report for the year 1856

E. Billings

1857

Chapter

247-345

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Taxa discussed in this work:

• Brachytomaria papillosa
• Brachytomaria turricula
• Cyclonema percingulatum
• Cyclonema thalia
• Cyclonema varians
• Hallaster cylindricus
• Hormotoma gigantea
• Hormotoma multivolvis
• Hormotoma teretiformis
• Lophospira modesta
• Loxonema rugosum
• Paraliospira supracingulata
• Paupospira circe
• Paupospira varians
• Subulites richardsoni
• Taeniaster spinosus

Taxonomy:

• Protaxocrinus elegans belongs to Lecanocrinus - Billings (1857)
• Praecupulocrinus conjugans belongs to Dendrocrinus - Billings (1857)