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Show 754 MR. W. F. LANCHESTER ON CRUSTACEANS [June 19, d 18-5x12-75. d 18-5x12-5. d 14-5x9-5. $ 23-5x16-5. $ 21-5x14-75. $23x15. $ 22x14-5. $ 20-5x14. 76. UCA VOCANS M.-Edw. Gelasimus vocans, M.-Edw, Ann. Sci. Nat. ser. 3, t. xviii. p. 145, pi. iii. f. 4 (1852). ? Gelasimus cultrimanus, Ad. & White, ' Samarang' Crust, p. 49 (1848). S F Gelasimus nitidus Dana, U.S. Expl. Exped., Crust, pt. i. p. 316, pi. x. f. 5 (1852). Gelasimus vocans Miers, Ann. Mag. Nat. Hist. ser. 5, vol. v. p. 308 (1880); id. 'Challenger' Brachyura, p. 242 (1886) ; Hasw. Cat. Austr. Crust, p. 92 (1882); Walker, Journ. Linn. Soc, Zool. vol. xx. p. 110 (1887). Hab. Singapore and Malacca : burrowing in the beach, holes covered at high water. Six males and three females. In one male the tooth between the base of the index and the subdistal tooth is absent. Dim. d 20x13-5. d 18x12-5. d 17x11-5. d 15x10-25 d 13-75x9-5. d 12-75x8-75. $ 16-75x12-25. $ 16-25 x 11-5. $ 14-75x10-25. 77. UCA TETRAGONON Herbst. Cancer tetragonon, Herbst, Naturgesch. d. Krab. i. p. 257, pi. xx. f. 110 (1790). Gelasimus tetragonon, Riipp. Beschr. 24 Krab. p. 25, pi. v. f. 5 (1830); M.-Edw. Hist. Nat. Crust, t. ii. p. 42 (1837); id. Ann. Sci. Nat. ser. 3, t. xviii. p. 147, pi. iii. f. 9 (1852) ; Kingsley, Proc. Ac. Nat. Sci. Phil. p. 143, pi. ix. f. 11 (1880). Hab. Singapore : a male from the shore at the west entrance to the N e w Harbour. Dim. 24-5 x 17. 78. UCA ANNULIPES M.-Edw. Gelasimus annulipes, M.-Edw. Hist. Nat, Crust, t. ii. p. 55, pi. xviii. ff. 10-13 (1837); id. Ann. Sci. Nat. ser. 3, t. xviii. p. 149, pi. iv. f. 15 (1852). Gelasimus perplexus, M.-Edw. t. c p. 150, pi. iv. f. 18. Gelasimus annulipes, Kingsley, Proc. Ac. Nat. Sci. Philad. p. 148 (1880); de Man, Mergui Crust, p. 118, pi. viii. ff. 6-7 (1888); id. Zoolog. Jahrb. Bd. viii. p. 577 (1895); Henderson, Trans. Linn. Soc, Zool. vol. v. p. 388 (1893). Hab. Singapore : very common in holes on the shore, or a short distance inland, near brackish and tidal water. Out of 63 males 34 have the big claw on the right side, and 29 have it on the left; 13 females. There are also a male and a female from Malacca. General colour of the carapace, alternate transverse, rather irregular, bands of light blue and black. Dim. d 14-5x9. d 15x8-75. d 13-5x7-75. d 13x7-5. |
