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[Spider Crabs] in the U. S. National Museum. Proceedings U. S. 



National Museum, Vol. XVr, pp. 231-277 ; 3 plates. 1892. 

 Rathbun, Mary J. Synopses, etc. VII. The Cyclometopous or 



Cancroid Crabs of North America. American Naturalist, Vol. 



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VIII. ENTOMOSTRAC A 



Herrick,C. L.,and C.H. Turner. Synopsis of the Entomostraca of Min- 

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WORMS 



Cambridge Natural History. Vol. II. [Flatworms, Mesozoa, N"emer- 

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IX. OLIGOCILETA AND LEECHES, GEPHYREA AND 

 BRYOZOA 



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Davenport, C. B. Synopses, etc. I. Fresh-water Bryozoa. Ameri- 

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X. POLYCH^TA AND LOWER WORMS 



Verrill, A. E. New England Annelida. Part I., with Plates III.-XII. 

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