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Show 30 Family Trigoniuhdae Brolemann 1914 Four genera, 9 species and 7 varieties have been found in the Philippines. genus, two species and seven varieties are new. one Of these 16. Genus Trigoniulus Pocock 1893 Pocock, Jour. Linn. Soc. Zool. 26, p. 484. Generotype: Trigoniulus lum'bricinus Gerst (= T. Goesi Por). Four species have been previously recorded from these islands. To them I here add a new species and three new varieties. A key to all these except T. macropygus Sil., which is not certain, is here given. to Key 1a. Size large, the total length setose arm over .•.....•....•. lb. 2a. Species and Varieties 100 mm.; T. a spiral plate bristled N. laminifer, Sp. . . • • . . • . below the inner, • . over . . . . . . . . . • .• 100 mm.; without such a plate. small, length General color black and Ier ruginous, number of segments fifty-four. (The median piece of anterior gonopods with the distal portion large, nearly attaining distal ends Size the total not . . • • . . . . . . .. of the inner prongs of the gonopods, much exceeding the proximal arms in length, moderately narrowing distad and well rounded at the end; the proximal branches small, curving about the bases of the gonopods on each ectal side. Gonopods as shown in Figs. 109 to 111). Anal scutum covering the valves above · . . . . . . • . • . . . . . . . . . . . . . . . . . T. philippi -:. nus General color brick-red 3a. Brick red in color, with the prozonites darker; legs . . . . . . . 2 . Chamber lin. 2b. . 4 . . . . . . . . . . • . . . . . . . . • . . . . 4b. fulvous; segments fifty-three number; each segment of body densely finely, longitudinal striate below the pore over both rings; (Gonopods as shown in Figs. 113 and 114); anal scutum rounded behind, covering the valves T. melanotelus Chamberlin. Brick red in color, legs flavous; the segments of the body with not densely, finely, longitudinally striate; anal scutum not wholly covering the valves; number of T. major Chamberlin. segments fifty-five Body color uniform and darker -. Body color lighter annulate with yellow and brown 5a. Brick .. 3 in .••.•.•.•.......•......•.••..••... · 3b. .....•... 4a. .• · · 5b. . . . . . • . • . • . . • . . . . • . • . . . . . . . . . . • . • • . . . . • • . . . •.•..•. . . . . • • . • . . • . . . . . . . . . . . ..•.. !. laminifer docens red, caudal border deeper. . . . • Black, the · . · · • . . . . . covered · . . . . . . . region . · • . . . . . . . . . . . . . . . . .. N. Var, • . • . • T. laminif er losbanosus N. Var. Ilavous . . . . . . . . 1'. . . . . . • . laminifer • . . . . . samarus . . • . • . . N. Var. 37. Trigoniulus macropygus Silvestri Diplopoden in Abh. Mus. Dresden, 6, Art, No.9, p. 10. Locality: Philippine Islands: Luzon. Type: At Museum of Dresden. 1897 Neue 38. Trigoniulus philippinus Chamberlin Figs. 109-111 1921 Annals & Magazine of Natural History, Ser. 9, Vol. VII, p, 69. Locality: Philippines: Los Banos (C. F. Baker), the types; under rotten WOOd, Balandra ' Cadiz, Negros, 1 in 15, January 1930, 3 in 8, January 1930, (W. D. Pierce), the plesiotypes 1 in 9, May 1930, at Hawaii from Philippines. Types: the holotype M.C.Z. (No. 4787); the plesiotypes 1 male and 3 females (P.I. No. 7477) and 1 female (No. 2550) all in collection, University of Utah. ' 5 |
