OCR Text |
Show 1896.] TERRESTRIAL ISOPOD CRUSTACEANS. 397 Hab. Grenada; Balthazar (windward), second-growth woods, beaten from vines and brush, 250 feet; Chantilly (windward), hillside, edge of forest, beaten from vines and brush, 400 feet. 10. MESARMADILLO MODESTUS, n. sp. Fig. 10. 10 C IOci 4®» TO (For lettering, see p. 389.) Body rather convex and narrow, smooth. Prosepistoma plain, continuous with the forehead in the middle, and separated from it on both sides by a transverse, incomplete, preocular cut. Eyes moderate; ocelli about 16. Antennae short; flagellum very small, first joint three times shorter than the second. Pereion: first segment with the antero-median tubercle hardly perceivable; coxopodites distinct on the entire length of the edge of the segment, with the hind part diverging and covered by the posterior angle of the segment. Coxopodite of the second segment forming a nearly inconspicuous ridge before the leg. Pleon, telson : pleotelson triangular; sides feebly curved; apex pointed. Uropoda : basis with a large oblong processus; endopodites extending beyond the apex of the pleotelson; exopodites small, placed at the top of the basal processus. Colour : grey or reddish, with small light lineolae on the pereion ; uropoda light. Dimensions : 6x21 millim. Hab. St. Vincent, low ground S.E. of the island, under rubbish. 11. MESARMADILLO AMERICANUS, n. sp.1 Body convex, rather narrow, smooth. Cephalon : prosepistoma 1 This genus was considered until lately to be African ; its range seems wide, and extends from Madagascar to the coast of Guinea and the Antilles. N o Asiatic species has yet been mentioned. |