OCR Text |
Show 1881.] THE SURVEY OF H.M.S. 'ALERT.' 69 with by Dr. Cunningham) was obtained at Elizabeth Island in 6 fathoms, another in Trinidad Channel in 4 fathoms, and two others in Puerto Rosario in 2-30 fathoms. Dana's specimen was obtained by Lieut. Case on the coast of Patagonia at a depth of 50 fathoms, aiid was only 1| line in length ; the length of the largest individual collected by Dr. Coppinger is 5 lines. It was previously unrepresented in the British-Museum collection. ACANTHOCYCLUS GAYI. Acanthocyclusgayi, M.-Edw. & Lucas, in d'Orbigny's Voy. Amer. merid. vi. Cr. p. 30, pi. xv. fig. 1 (1843); Nicolet in Gay's Hist. Chile, Zool. iii. Cr. p. 1/6(1849) ; Dana, Cr. U.S. Expl. Exp. xiii. p. 295, pi. xviii. fig. 4 (1852); Heller, Reise der Novara, Crust, p. 70 (1865); Cunningham, I. c. p. 494 (1871). 1 Plagusetes elatus, Heller, Verh. zool.-bot. Gesellsch. Wien, xii. p. 522 (1862). A single male individual is in the collection, obtained on the beach at Isthmus Bay, in the Straits of Magellan. It has long been known as inhabiting the Chilian seas, and was taken by Dr. Cunningham plentifully at Lota. LEPTOGRAPSUS VARIEGATUS. Cancer variegatus, Fabr. Ent. Syst. ii. p 450 (1793). Grapsus variegatus, Latr. Hist. Crust, et Ins. vi. p. 71 (1803) ; M.-Edwards, Hist. Nat. Crust, ii. p. 87 (1837); Nicolet in Gay's Hist, de Chile, iii. p. 167 (1849) ; Miers, Cat. New-Zeal. Crust. p. 36 (1876). Grapsus personatus, Lam. Hist. Anim. sans Vert. v. p. 249 (1818). Grapsus strigilatus, White, in Gray's Zool. Miscell. p. 78 (1842). Grapsus planifrons, Dana, Proc. Ac. Nat. Sci. Phil. p. 249 (1851); U.S. Expl. Exp. xiii. Cr. i. p. 338, pi. xxi. fig. 3 (1852) ; Cunningham, I. c. p. 493 (1871). Leptograpsus gayi, M.-Edwards, Ann. Sci. Nat. ser. 3, Zool. xx. p. 172 (1853). Two females were obtained on the shore at the island of St. Ambrose, in the South Pacific. This locality is of interest, as never having been previously visited by the carcinological collector. This species, however, is known to range from the Australian to the Chilian seas. CHASMOGNATHUS GRANULATUS. Chasmagnathus granulatus, Dana, Pr. Ac. Nat. Sci. Phil. p. 251 (1851) ; U.S. Expl. Exp. xiii. Cr. i. p. 364, pi. xxiii. fig. 6 (1852); M.-Edw. Ann. Sci. Nat. ser. 3, Zool. xx. p. 200 (1853). Helice granulata, Smith, Trans. Conn. Acad. ii. p. 37 (1869). Three examples (males), in somewhat mutilated condition, were collected at Rat Island, Monte Video. Dana's specimens were from Rio de Janeiro; from which locality are specimens in the British- Museum collection, from the Smithsonian Institution. Professor Smith (/. c.) gives Rio Grande as a locality for the species. |