190 BULLETIN 37, UNITED STATES NATIONAL MUSEUM. 



PLATE XLIII. 



FIG. 1. Argonauta argo Lin. var. americana Dall. The animal slightly contracted 



by alcohol. 

 1 a. The same, the shell from in front. 



1 1). The. same, from the side. 



2. Abralia megaptera Vet-rill, front view of one of the sessile arms, f. 



3. Cavolinia (Diacria?) Hargeri Verrill. This is referred by Pelseneer to the 



young > f some indeterminate Cavolinia, but the large size of the s ell and 

 the absence of intermediate specimens would seem to render this decision 

 questionable. 



4. Atlanta Peronii Lesneur. side view. 



4 a. The same, front view. 



5. Heterodoris robusta V. and E., dorsal view. 



5 a. The same, ventral view. 



6. Doris complanata Verrill and Emerton, dorsal view. 



7. Koonsia obesa Verrill, somewhat distorted by alcohol ; ^. 



8. Ccecum Cooperi Smith anterior part of shell showing animal extended, 



enlarged about 10 diameters. 



This plate appeared in the Transactions of the Connec icut Academy of Sciences 

 (vol. vi, pi. xxviii). The figures were drawn for the U. S. Fish Commission by Mr. 

 J. H. Emerton. 



PLATE XLIV. 



FIG. 1. Coralliophila Deburgliias Reeve var. Lintoni Verrill ; 27.0. 



2. Eudolium Crossean um Monterosato ; 60.0. 



1* a. The same, part of the odontophore, 2 ^-. 



2 b. The same, animal partly contracted by alcohol. 

 ?,. Lunatia levicula Verrill ; 39.0. 



4. Marginella (apicina var. ?) borealis Verrill; 11.0. 



f*. Adeorbis ? olivaceus Verrill ; 4.0. 



6. Capulus hungaricus Linne" ; 20.0. 



7. Pleurotomella Packardi Verrill; soft parts. 



8. Mangilia comatotropis Dall. 



9. Choristes elegans Carpenter, young shell, enlarged. 



9 a. Top view of a somewhat older specimen, same scale. 



9 b. Basal view of a still older specimen, s .me scale. 



10. Addisonia paradoxa Dall, part of the radula. 



11. The same, shell in profile, f. 



11 a. The same, dorsal view of the same specimen. 



11 b. The same, the animal, viewed from below, in shell; f-. 



12. Cocculina Beanii Dall, f . 



13. Glyphis Tanneri Verrill, top; 35.0. 



13 a. " " " profile; alt. 17.0. 



14. Solariella Ottoi Pbilippi, part of one side of the radula. 



15. Utriculus vortex Dall ; f . 



16. Mangilia cerina Kurtz & Stimpsou, soft parts, from life, enlarged about 8 



diameters. 



16 a. Mangilia cerina K. & S., dorsal view of head and foot more extended. 

 This plate first appeared in the Transactions of the Connecticut Academy of Sci- 

 ences (vol. vi, pi. xxix). The figures were drawn for the U. S. Fish Commission, by 

 J. H. Emerton, under the direction of Prof. A. E. Verrill. 



