BIBLIOGRAPHY, X 377 



Rathbun, Mary J. --Catalogue of the Crabs of the Family Periceridse 



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



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

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



Cancroid Crabs of North America. American Naturalist, Vol. 



XXXIV. Feb. 1900. 



VIII. ENTOMOSTRACA 



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

 nesota : Copepoda, Cladocera, and Ostracoda. Geological and 

 Natural History Survey of Minnesota. 1895. 



Giesbrecht, W., and 0. Schmeil. Copepoda: I. Gymnoplea. Das Tier- 

 reich, 6. Lieferung. Berlin : R. Friedliinder und Sohn. 1898. 

 Includes the free-swimming marine species. 



WORMS 



Cambridge Natural History. Vol. II. [Flatworms, Mesozoa, Werner- 

 tin i ; threadworms, Sagitta, rotifers, polychset worms, earth- 

 worms, leeches, Gephyrea, Phoronis, Bryozoa.] New York: The 

 Macmillan Company. 1896. 



IX. OLIGOCH/ETA AND LEECHES, GEPHYREA AND 



BRYOZOA 



Darwin, Charles.- -The Formation of Vegetable Mould through the 

 action of Worms, with observations on their Habits. New York : 

 D. Appleton & Co. 



Michaelsen, W. Oligochseta. Das Tierreich, 10. Lieferung. Berlin: 

 R. Friedliinder und Sohn. 1900. 



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

 can Naturalist, Vol. XXXIII, July, 1899. 



X. POLYCH^ETA AND LOWER WORMS 



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

 Trans. Connecticut Academy, Vol. IV., Pt. 2. 1881. 



