5G4 



A. E. Verrill— North American Cephalopods. 



ference of body, 152; length of dorsal arms, from eye, 137; second 

 pair, 94; of third pair, 84; of fourth pair, 134'5, 



A specimen of this interesting species was taken in Vineyard 

 Sound, Mass., by Mr. V. N. Edwards, in 18*70. It was not known 

 previously from the American coast, and has been regarded as pecu- 

 liar to the Mediterranean and West Indies. 



Pleasure I lie ids of Parasira catenulata. 



The remarkable tubercles of the ventral surface mostly have five 

 ridges converging to each, rarely six. In all other respects it agrees 

 with the figures of Ferussac and D'Orbigny. According to Targioni- 

 Tozzetti, P. catenulata is distinct from P. tuherculata. If so, our 

 species should bear the former name. 



Family ARGONAUTID^ Cantr. 

 Cantraine, Mall. Medit., p. 13. 1841 ; H. & A. Adams. Genera, i, p. 23. 

 Oci/thoidie Gray, Catal. Moll. Brit. Mus., i, p. 28. 



Argonauta argo Linne. 



Shells of this species, some of them entire, were taken by the 

 "Fish Ilawk" at several of the stations 10 to 115 miles south 

 of Martha's Vineyard and Newport, 11. I., in 04 to .365 fathoms. At 

 least nine specinuMis were dredged. At Station 804, in 3G5 

 i'athoms, Iwo entire and nearly fresh shells were taken, and another 



