1876.] Biology of the 'Valorous' Cruise, \87o, 195 



Names of Species. Synonyms and Eemarks. 



21. JEolis picta, A. & H. 



22. despecta, Johnston. 



23. Chiton marginatiis, Pennant .... C. cinereus, Gould (not L.). A 



doubtful identification. 



24. mendicarius, M. & A., Described as " one inch long and 



1842. four inches broad" ! 



C. Eanleyi (Bean), Thorpe, 1844, 

 sec. spec. Americ. 



25. Dentalium sfriolatum, St., 1851 D. ahyssorum, Sars, 1858. 



{Entcdis). 



26. Crejndida foniicata^ L. (Patella). 



27. lanthina communis, Lamarck . . Oceanic, and questionably in- 



digenous. 



28. TrocJius obscuriis, Coiith. (Marga- 



rita). 



29. varicosus^ M. & A., 1842 J/, elegantissima (Bean), S. Wood, 



(Margarita). 1848. 



30. Hydrohia ventrosa, Mont., 1803 ; Rissoa minuta, Tott., 1834. 



var. (Turbo). 



31. Littorina litorea, L. (Turbo). 



32. Ceritliiopsis tubercidaris, Mont., Cerithium Greenei, Ad., 1839. 



1803 (Murex). 



33. trilineata, Philippi, 1836 Cerithium terebrale, Ad., 1841. 



(Cerithium). 



34. Odostomia impressa, Say, 1822. . 0. ccelata, Cailliaud, 1865. 



35. iiiterrupta, Tott., 1834 Melania rufa, Ph., 1836 (after- 



(Turritella). wards Chemnitzia). 



36. BulbusSmithii,'Bi\,lS3d(Xatica). Natica Jiava, Gd., 1840; K aperta, 



Lov., 1846. 



37. Trophon muricatus, Mont. Doubtful as American ; perhaps jT. 



(2Iurex). truncatus, Strom, 



38. Melampus myosotis, Draparnaud 



(Auricula). 



39. Cavolina trispinosa, Lesueur Oceanic. 



(Hyalcea). 



39, including 2 oceanic. 



MOLLUSCA 



inhabiting the eastern coasts of North America, which have not occurred 

 on the coasts of Greenland nor in the European seas. 



(See the second edition of Gould's 'Invertebrata of Massachusetts,' 1870, 

 and my communication to the British Association in 1872, " On the 

 Mollusca of Europe compared with those of Eastern North America.") 



Names of Species. Synonyms and Eemarks. 



1 . Teredo Thompson ii, Try on. 



2. Xylotrya fimbriata, Jeffreys:. 



p2 



