[57f>] INYKinTJ'.UATi: ANIMALS OF VINKYAKD SOUND, K/IV. 281 



AiK(JALors Smith, sp. nov. (p. 452.) 



Carapax subelliptical, longer than broad; the antero-lateral margin 

 with 11 deep sinus; the posterior lobes of the carapax, each side, of the 

 shallow and narrow sinus, broady rounded. Eyes very large, their 

 diameter n tenth as great as the breadth of the earn pax. liody pro- 

 jecting much beyond the posterior margin of thecarapax. Tail some- 

 what ovate, about two-thirds as broad as long, the sinus only a small 

 notch, extending not more than a tenth of the length. Natatory legs very 

 long, all projecting beyond thecarapax. Squamiforin appendages upon 

 the bases of the prehensile legs, with a pappilose area upon the expanded 

 portion, and the posterior margin armed with three rather slender 

 teeth, separated by broad spaces; the terminal segment of the leg 

 armed with two small hooks. 



Color of alcoholic specimens, yellowish white. 



Length, !>.2 mi " ; length of carapax, 1.3; breatlth of carapax, 1.0 ; length 

 of tail, 0.7; breadth of tail, 0.47. 



Vineyard Sound, taken at the surface, July 8. 



ARG-ULUS ALOS^; Gould, (p. 459.) 



Invertebrata of Massachusetts, p. 340, 1841. 



Parasitic upon the alewife in Massachusetts Bay, according to Gould. 

 OALIGUS CURTUS Miiller. (p. 459.) 



Eutomostraca.p. 130, PI. 21, figs. 1,2, 1785 ; Kroyer, Nat. Tidsskrift, vol. i, p. 619> 

 PL 6, tig. 2, 1837. Caligua Miilleri Leach, Encycl. Brit., Suppl., vol. i, p. 405, 

 PL 20, figs. 1-8, 1816, (teste Baird et al.;) Baird, British Eutouiostraca, p. 271, 

 PL 32, figs. 4, 5. Caligits American us Pickering and Dana, Araer. Jonr. Sci., 

 vol. xxxiv, p. 225, PL 3-5, 1838 ; Dana, U. S. Expl. Expd., Crust., PL 93. 



Abundant upon the cod-fish of our coast and of Europe. It is prob- 

 ably the Caligus pise in us of Gould and other American writers. 



CALIGUS RAP AX Edwards, (p. 457.) 



Hist. nat. des Crust., tome iii, p. 453, PL 38, fig. 9-12, 1840 ; Baird, op. cit.,p. 270, 

 pi. 32, figs. 2, 3; Steeustrup and Liitken, Bidrag til Knndskab om det aabne 

 Havs Suyltekrebse og Leruseer, p. 359, PL 2, fig. 4, 1861. 



Vineyard Sound, on the stingray, (Trygon centroura,} and small speci- 

 mens, both male and female, taken at the surface at Wood's Hole, Sep- 

 tember 3, in the evening. These specimens from the surface, according 

 to Professor VerrilPs notes, were light flesh color, thickly speckled with 

 minute brown spots, the eyes bright red. 



LEPEOPHTHEIRUS, species, (p. 459.) 



A species with a long tail, and somewhat like the L. graciUn, (Van 

 Beuadeu sp.,) was found upon the stingray (Trygon centroum) taken in 

 Vineyard Sound. 



LEPEOPIITHEIRUS, species, (p. 459.) 



A species with a very short tail, arid approaching Heller's genus Anu- 

 retes. South shore of Long Island, upon a flounder, (Cluvnopxctta ocel- 

 laris.) 



