Trisinuata dimidiata, Ballantyne & Lambkin, 2013

Ballantyne, Lesley A. & Lambkin, Christine L., 2013, Systematics and Phylogenetics of Indo-Pacific Luciolinae Fireflies (Coleoptera: Lampyridae) and the Description of new Genera, Zootaxa 3653 (1), pp. 1-162 : 118

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Trisinuata dimidiata

sp. nov.

Trisinuata dimidiata sp. nov.

[ Figs 242–250 View FIGURES 239–250 ]

Holotype. Male. NEW GUINEA: Western Highlands Pr. , Chimbu District , Kondiu, Catherine Mission, October 25, 1969, J.E. Lloyd, (G414) ( ANIC).

Paratype (1). NEW GUINEA: Western Highlands Pr. , Chimbu District, Kondiu recorded male November 9 1969, J.E.Lloyd (G541) ( ANIC) .

Code name. Luciola 13 ( Lloyd 1973a)

Male. 7.5–7.8 mm long. Colour ( Fig. 242 View FIGURES 239–250 ): pronotum shiny yellow, semitransparent; MN pale brown with median brown area; MS and elytra uniformly dark brown; ventral surface of pronotum yellow; remainder of ventral surface of body, including posterior margin of V7, dark brown, except for narrow white posterior margin of V5, white LO in V6, and white LO halves in V7 ( Fig. 243 View FIGURES 239–250 ); basal abdominal tergites dark brown; T6, 7 and 8 pale cream with brown mottling in holotype, T8 white and T7 white with brown markings along posterior half in paratype ( Fig. 247 View FIGURES 239–250 ). Pronotum ( Fig. 242 View FIGURES 239–250 ): 1.2–1.3 mm long; 1.6–1.8 mm wide; W/L 1.3–1.4; punctures small, shallow, contiguous or separated by up to their width; midanterior margin rounded, projecting considerably beyond rounded obtuse anterolateral corners; lateral margins diverging in anterior half, and converging posteriorly in posterior half with slight sinuousity on right side in holotype; posterolateral corners narrowly rounded. Elytra shiny, punctures dense, some contiguous. Abdomen ( Figs 243–250 View FIGURES 239–250 ): posterolateral corners of V6 narrowed, appearing prolonged if viewed from above in ethanol preserved G541 ( Figs 243, 244, 247 View FIGURES 239–250 ). LO ( Figs 243, 245 View FIGURES 239–250 ) not extending into PLP which are slightly truncate along their inner posterior margins; lateral margins of V7 strongly divergent in ethanol preserved G541; MPP moderately broad, apex truncate or very slightly emarginated ( Figs 248, 249 View FIGURES 239–250 ). T8: flanges narrowly elongate, apex rounded ( Fig. 250 View FIGURES 239–250 ).

Female, larva unknown.

Etymology. dimidiata (dimidius, Latin = half) emphasizes the pattern of light production of the single paratype male. Lloyd’s field records for the holotype (G414) are “single at ½ sec”.


Australian National Insect Collection