PLATE XVI. 
Figs. 1. 2. Pholadomya marcqui sp. n. (p. 80). 
Side and anterior views of the same specimen. 
Figs. '■'>. \. Pholadomya pr^posita sp. n. (p. 82). 
Two views of the same specimen. 
Figs. 5, 6. Pholadomya paucicosta Roemer? (p. 81). 
Side and dorsal views of the same specimen. 
Figs. 7, 8. Anatina obliqi hi k ata sp. n. (p. 85). 
Figs. 9, l»». Anatina '! ri lculifera sp. n. (p. 86). 
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