190 EULLETIX 37, UNITED STATES NATIONAL MUSEUM. 



PLATE XLIII. 



Fig. 1. Argonauta argo Jjin. VRT. americana DaU, The animal slightly coatracted 

 by alcohol. 

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



1 b. Thi* same, from the side. 



2. Abralia megnptera Verill, front view of one of the sessile arms, f. 



3. Cavolinia {Dlacria ?) Hargeri Verrill. Th s is referred by Pelseneer to the 



young f some indeterminate CavoH"ia, bat the large size of the s ell and 

 the abrence of intermediate s^^iecimens would seem to render this decision 

 (questionable. 



4. Atlanta Peronii Lesnenr, side view. 



4 a. The same, front view. 



5. Heterodoris robnsia 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 i)art of shell showing animal extended, 



enlarged about 10 diameteis. 

 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. '■ . CoralliopMla DeburgMce Reeve var. Lintoni Verrill ; 27.0. 



2. EudoUum Crosseanum Monterosato ; 6U.0. 



'~ a. The same, part of the odontophore, ^. 



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

 ;?. Lunatia levicula Verrill ; :^9.0. 



4. Margiiiella {apicina var. ?) fcoreah's Verrill 11.0. 

 Adeorbis^. olivaceus YevrWl; 4.0. 



6. Capulus hungaricus Linn€ ; 20.0. 



7. Pleurotomella Paclcardi Verrill ; soft parts. 

 6. Mangllia comato t7-opis 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. • 



1 1 . The same, shell in profile, }. 



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



lib. The same, the animal, viewed from below, in shell f-. 



12. Cocculina Beanii Dall, f . 



13. Glyphis Tawweri Verrill, top; 35.0. 



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



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



15. Otricidus vorlex Dall ; -f. 



16. Mangilia cerina Kurtz & Stimpson, 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. 



i 



