172 BULLETIN 37, UNITED STATES NATIONAL MUSEUM. 



Table Y. E. — List of Gastropoda — Continued. 



Ser. 

 No. 



Name and authority for species. 



PI. 



Figs. 



Alt. 



or 



Lon. 



Range 



in 

 depth. 



Northern 

 extreme range. 



1102 













GulfofMex.. 

 C. Lookout . . 



1103 



F pustula Linii6 ... 













Genus CLyPIDELLA Swainson. 













1104 



C fascicular is Lamarck 











Key West.... 





Subclass ISOPLEURA. 













Order POIi¥PI..ACOPCIORA. 















Superfamily EOCHITONIA. 















Family LEPTOCHITONIDJE. 















Genus LEPTOCHITON Gray. 













1105 













Arctic Sea... 

 Gulf of Mex. 



1106 



L. pergranatus Dall 











Genus HANLEYIA Gray. 













1107 



H. tropicalis Dall ... 



26 



8c.8d. 



4.0 



128 



Saud Key . . . 

 Arctic Sea .. 



1108 



H. mendicaria Mighels 





Family ISCHNOCHITONID^. 















Genus TRACHYDERMON Car- 

 penter. 













1109 



T. exaratus Sars 



45 

 51 



2,2a 

 9 





m 



-A- 



Norway 



1110 



T. ruber Lowe 





Genus CH^TOPLEURA Shuttle- 

 worth. 











1111 



C. apiculata Sowerby 



51 



10 





-3% 



Cape Cod ... 

 Key West... 



1112 



C. Janeirensis Gray 





Genus IS CHNO CHITON Gray. 











1113 



I. limaciformis Say 











Key West ... 

 Florida Keys. 



Tampa 



Turtle Harb. 

 Key West... 



1114 



I. purpurascens C. B. Adams 











1115 



I. papillosus C. B. Adams 











1116 



L- 











1117 



I. funiculatus Carpenter 













Genus CERATOZONA Dall. 













1118 



C. Guildingi Reeve 











Jupiter Inlet 





Family LOPHYRID^. 











Genus CHITON s. s. 











1119 



C. squamosus Liun^ 









Indian Key.. 

 Texas 



1120 



C. marmoratus Gmelin 









