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 (164.) Perforation of oyster and clatn shells by a sponge of the genus Clinna . 



Proc. A. N. vS., Phila., vol. 8, pp. 152-153. 

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 ( 177. i Descriptions of some e.xtinct mammalia Describes Cainelops katisanus. 



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(178. Observations on Ento/.oa found in the Naiades. Proc. A. N. S., Phila.. 



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