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Show 1900.] FROM SINGAPORE AND MALACCA. 737 and these occur but little in L. bellus. Further, the carina? of the upper margins of the ambulatory legs are very well developed in L. leucomanus; whereas in L. bellus the upper margins are only sharp, or even slightly rounded, as in the last pair. The chelipedes of L. leucomanus are very pitted and rugose, those of L. bellus are smooth. In the two Museum specimens of L. bellus, the proportions are :- Breadth of carapace .... 9 m m . 19 m m. Length of carapace 7 mm. 14 mm. Dim. d 12x9. $ 10x7-25. XXIII. Genus PARAPANOPE de Man. 41. PARAPANOPE EUAGORA de Man. Parapanope euagora, de Man, Zoolog. Jahrb. Bd. viii. pp. 513- 518, Bd. ix. pi. xii. f. 4 (1895). Hab. Malacca. One male, entirely agreeing with Dr. de Man's excellent description. Dim. 8x5-5. XXIV. Genus CHLORODIUS Riipp. 42. CHLORODIUS NIGER Forskai. Cancer niger, Forskai, Descr. Anim. p. 89 (1775). Chlorodius niger, Riipp. Beschreib. 24 Krabben, p. 20, pi. iv. f. 7 (1830); A. M.-Edw. Nouv. Arch. Mus. t. ix. p. 214 (1873); de Man, Mergui Crust, p. 32 (1888), and Zoolog. Jahrb. Bd. viii. p. 519 (1895). Hab. Singapore. One male. Dim. 12-5x9. XXV. Genus CHLORODOPSIS A. M.-Edw. 43. CHLORODOPSIS PILUMNOIDES Ad. & White. CJdorodius pilumnoides, Ad. & White, ' Samarang' Crust, p. 41 pi. ix. f. 3 (1848). Chlorodopsis pilumnoides, de Man, Mergui Crust, p. 35 (1888). Hab. Malacca. An adult female. Spines on anterior margin of arm well-developed ; interspace between the fingers very wide as far as the tips, which are sharply curved to meet each other and strongly excavate. Mr. Miers states (' Alert' Crustacea, p. 531) that in an adult male specimen from Singapore in the Museum collection the black coloration of the fingers extends over the inner and outer surfaces of the hand : in this individual the fingers are deep brown with white tips, and the brown colour does not extend beyond their base. Dr. de M a n also (t. c.) has found this to be the |