INDEX. 









PAGE 









Abstinence 



. 23 









Academy of Sciences, Reports of . 



. 7,9 









Acanthodoris 



. 37 



App. xvii 







Actceon =Elysia . 1 



. 37 









Acteonia 



6 



App. xxiv 







iEgirus 



. 44 



App. xix 



Gen. 4 3 Desc. 





punctilucens 



. 44 





. 



Fam. 1, PI. 21 



Molts Lesley ana=~Eo\is papillosa. 











Murray ana = „ ,, 











papillosa= „ „ 











Alderia 



. 53 



App. xxiii 



Gen. 17, Desc. 



Fam. 3, PL 43 



amphibia= modesta. 











modesta 



. 53 







„ PI. 41 



Alliances . 



. 33 









Alimentary system 



. 11 









Airman, Prof. G. J. . 



. 37 









American species 



. 28 









Amphorina 



. 6 









Amphorine 



36 









Analytical table 



40 









Anatomy 



11 









Aneula 



45 





Gen. 7, Desc. 





cristata 



. 45 



. 



. 



Fam. 1, PL 25 



Antiopa 



. 54 



. 



Gen. 19, Desc. 



Fam. 3, PL 43 



cristata 



54 



• 





PL 44 



hyalina 



54 



• 



• 



PL 44 



splendida =cristata. 











Anthrobranches 



36 









Anthrobranchiata 





App. xiv 







Arrangement 



35 









Sketch of a general 





App. xiv 







Baird, Dr. W. 



27 





% 





Biological Society, Report of 



9 









Blainville, M. de . . 1, 



2, 36 









Blanchard, M. E. 



7, 10 









