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282 



STALK-EYP^D CRUSTACEA 



PLATE LVL 



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Ceratow.ysls spinosa Fax. 



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Female. Dorsal view. Much enlarged. 

 First abdominal appendage, left side. 

 Second abdominal appendage, left side. 

 Third abdominal appendage, loft side. 

 Fourth abdominal appendage, left side. 

 Fifth abdominal appendage, left side. 

 Fifth abdominal appendage, right side. 



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PLATE LVII. 



Hydrographic Sketch of the Pacific, from the Gulf of California to Northern Ecuador, 

 with the Track of the " Albatross," February 22 to April 23, 1891. 



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