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Show 1900.] FROM THE SOUTH PACIFIC. 591 Alcock includes in his definition of T. digitalis the fact that is of a blackish-brown colour. M y examples are of precisely the same coloration as the type variety of T. ferruginea. Funafuti; two males. Var. SPECIOSA Dana, 1852. Trapezia speciosa, Dana, U.S. Expl. Exped., Crust, i. p. 253, pi. xv. fig. 1 (1852). Trapezia digitalis speciosa, Ortmann, loc. cit. pp. 203, 208. Funafuti; two females. Rotuma ; one female. 63. TRAPEZIA CYMODOCE (Herbst), 1801. Cancer cymodoce, Herbst, Naturg. Krabb. u. Krebse, iii. 2, p. 22, pi. H. fig. 5 (1801). l Trapezia hirtipes, Jacquinot and Lucas, Crust, of 4 Astrolabe,' m. p. 44, pi. iv. fig. 14 (1853). Trapezia cymodoce, Gerstiicker, Arch. Naturg. xxii. 1, p. 125 (1856); Ortmann, loc. cit. p. 203 ; Alcock, Journ. As. Soc. Bene. lxvii. 2, i. p. 219 (1898). Funafuti; four males, three females, from various depths up to 30 fathoms. v v Botuma ; two males, two females. Genus TETRALIA Dana, 1851. 64. TETRALIA GLABERRIMA (Herbst), 1790. Cancer glaberrimus, Herbst, Naturg. Krabb.u. Krebse, i. 8, p. 262. pi. xx. fig. 15 (1790). Tetralia nigrifrons and glaberrima, Dana, U.S. Expl. Exped., Crust, i. pp. 262, 263, pi. xvi. figs. 2, 3 (1852). Tetralia cavimana, Heller, S.B. Ak. Wiss. Wien, xliii. p. 353, pi. iii. figs. 24, 25 (1861); Whitelegge, Mem. Austral. Mus. iii. 2, p. 138 (1897). Tetralia glaberrima, Ortmann, loc. cit. p. 209 ; Alcock, Journ. As. Soc Beng. lxvii. 2, i. p. 223 (1898). Funafuti; twelve males, fourteen females. Only one specimen (a female) had not the coloration of Dana's nigrifrons. This one agreed with Dana's glaberrima in all respects. Rotuma; three males, four females, all agreeing with Dana's nigrifrons. Subtribe CATOMETOPA. Family G R A P S I D M. Subfamily PLAGUSIIN^E. Genus PLAGUSIA Latr., 1806. 65. PLAGUSIA SPECIOSA Dana, 1851. Plagusia speciosa, Dana, Proc. Ac. N. Sci. Philad. 1851, p. 252 39* |