Dissochaetus sanctalucia Peck and Cook, 2014

Peck, Stewart B. & Cook, Joyce, 2014, A review of the small carrion beetles and the round fungus beetles of the West Indies (Coleoptera: Leiodidae), with descriptions of two new genera and 61 new species., Insecta Mundi 2014 (397), pp. 1-76 : 12-13

publication ID


publication LSID




persistent identifier


treatment provided by


scientific name

Dissochaetus sanctalucia Peck and Cook

new species

Dissochaetus sanctalucia Peck and Cook , new species

Figures 23, 24 View Figures 12–24

Diagnostic description. Total length 2.0– 2.5 mm. Reddish brown; vertex of head and apical two-thirds of elytra darker. Elytra pruinose. Pubescence reddish yellow. Head finely, densely punctate. Antennae when laid back reaching beyond base of pronotum. Antennomeres VI-X wider than long. Eyes large. Pronotum granulate, transverse, widest at basal one-third; sides rounded, posterior angles obtuse. Elytral sides rounded, apices separately evenly rounded. Fully winged. Large metatibial spur longer than first metatarsal segment. Male first protarsal segment at least as wide as protibial apex. Median lobe of aedeagus ( Fig. 23 View Figures 12–24 ) broad, apex drawn out and bearing a pair of lateral setae. Parameres ( Fig. 23 View Figures 12–24 ) elongate, curved inward apically, with membranous apices, each bearing two apical setae. Inverted internal sac ( Fig. 23 View Figures 12–24 ) with paired sclerotized structures. Male genital segment ( Fig. 24 View Figures 12–24 ) longer than wide; sternite lobes prolonged apically and each bearing several setae medially and apically; pleurite lobes not divided, bearing several setae apically.

Type material. Holotype, male, with the following label data: “LESSER ANTILLES: St. Lucia / Mon Repos , 6.5 km W Fox Grove Inn / 12–16.VII.2007, submontane forest/ carrion traps, N13°52.5’ W60°56.4’ / 300m, S. & J. Peck, 07-59” ( SBPC) GoogleMaps . Paratypes (61) have the following label data: same data as holotype (19, SBPC) GoogleMaps ; same data except: 16-21.VII.2007, dung traps, 07-69 (9, SBPC) GoogleMaps ; same data as holotype except: 10–28.VII.2007, malaises, 07-53A (3, SBPC) GoogleMaps ; same data except: FITs, 07-53B (11, SBPC; 3, FSCA; 3, MCZC; 3, FMNH) GoogleMaps ; ST. LUCIA, N. of Pass , 340m, Barre d’Isle Res., 13.93682°N, 60.95936°W, 29APR2009, on dead manicou, I.A. Foley colr. (9, WIBF) GoogleMaps ; ST. LUCIA, Piton Troumasse trap site, 793m, 13.8535°N, 61.0098°W, 01–17JUNE2009, uv light, R.C. Winton & C.A. Maier (1, WIBF) GoogleMaps .

Distribution. Known only from St. Lucia.

Etymology. The epithet sanctalucia refers to the Lesser Antilles island of Saint Lucia where this species occurs.


West Indian Beetle Fauna Project Collection