Zeadolopus dominica 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 : 27

Zeadolopus dominica Peck and Cook , new species

Figure 65

Diagnostic description. Body strongly convex. Length 1.2–1.6 mm; greatest width 0.9–1.1 mm. Reddish brown, shining, without microsculpture. Head punctation moderately fine, irregularly spaced. Antennal club moderately robust. Eyes large. Pronotum minutely, sparsely punctate; sides rounded, posterior angles rounded. Elytral striae weakly impressed; strial punctures large and closely spaced; interstrial punctures minute, sparse. Flight wings fully developed. Vertical face of mesosternum broad, convex, not medially carinate. Metasternum coarsely, densely punctate laterally; punctures smaller medially. In both sexes, mesofemur with posterior margin broadly expanded. Male metafemur with toothlike expansion at apex of posterior margin. In both sexes, mesotibia broad and spinose; metatibia narrower, spinose. Male pro- and mesotarsi bearing dense pale setae ventrally. Median lobe of aedeagus ( Fig. 65 ) short and broad; paired apices evenly inwardly curved. Parameres broad, sinuate, extending beyond apex of median lobe, with expanded apices bearing 2 setae. Inverted internal sac at middle with short rod-like sclerite forked basally; cluster of broad setae in apical third. Spermatheca curved, tubular, with constriction at apical third.

Type material. Holotype, male, with the following label data: “WEST INDIES: DOMINICA / Springfield Estate , 31.V–16.VI.04/ N15°20.841’ W62°22.000’, 550 m / ridgetop forest above Mt Joy, FIT/ S. & J. Peck, 04-90” ( SBPC) . Paratypes (31) have the following label data: same data as holotype (3, SBPC) ; same data as holotype except: 400 m, Mt Joy House , wet montane forest, 04-89 (10, SBPC) ; West Indies , Dominica , Middleham Falls trail, Cochrane, N15°20.922’ W61°20.747’, 650 m, forest FITs, 31.V–11.VI.04, S. & J. Peck, 04-93 (17, SBPC) ; West Indies , Dominica , Sindicate Estate trail, E. of Dublanc, N15°31.202’ W61°25.015’, 560 m, montane rainforest FIT, 2–13.VI.04, S. & J. Peck, 04-98 (1, SBPC) .

Distribution. Known only from Dominica.

Etymology. The epithet dominica , Latin noun in apposition, refers to the occurrence of this species on the Lesser Antilles island of Dominica.

Figures

Figures 65–69. Aedeagi of Zeadolopus. 65) Z. dominica, dorsal view. 66) Z. nesiotes, dorsal view. 67) Z. conicitarsus, dorsal view. 68, 69) Z. angulatus, dorsal and lateral view. Scale line = 0.30 mm.