Mimacrotona borneensis, Pace, 2014

Pace, R., 2014, Aleocharinae from Sabah (Borneo) collected by Guillaume de Rougemont (Coleoptera, Staphylinidae), Linzer biologische Beiträge 46 (1), pp. 727-794 : 765

Mimacrotona borneensis nov.sp. ( Figs 58 and 228 )

T y p e m a t e r i a l Holotype, Sabah, Danum Valley , B.R.L., f.i.t, 14-16.II.2007, G. de Rougemont leg. ( CROU).

D e s c r i p t i o n: Length 1.54 mm. Body shiny, yellowish-red, elytra reddish-brown, antennae yellowish-red with the two basal antennomeres yellow, legs yellow. Second antennomere longer than the first, third shorter than the second, fourth to tenth strongly transverse. Eyes longer than the postocular region in dorsal view. Reticulation of the head very superficial, that of pronotum and abdomen abseent, that of the elytra evident. Puncturation of the head indistinct. Granulation of pronotum and elytra fine and very superficial. First to third free abdominal tergites covered with squamous sculpture, the fourth and fifth with sparse Puncturation. Spermatheca: Fig. 228.

C o m p a r a t i v e n o t e s: In its habitus and structure of the spermatheca this new species is similar to M. kinabaluensis PACE, 2008 also from Borneo, but the head and elytra of the new species are brown (yellowish-red in M. kinabaluensis ), the spermatheca has an oval distal bulb (spherical in M. kinabaluensis ), and the proximal portion of the spermatheca is curved and not rectilinear as in M. kinabaluensis .

E t y m o l o g y: The new species takes its name from Borneo.

Figures

Figs 58-64: Habitus. (58): Mimacrotona borneensis nov.sp., scale bar 1.5 mm; (59): Apimela perarmata nov.sp., scale bar 2.1 mm; (60): Pseudoplandria fortis nov.sp., scale bar 5.9 mm; (61): Pseudoplandria confundibilis nov.sp., scale bar 2.8 mm; (62): Pseudoplandria collaris nov.sp., scale bar 3.3 mm; (63): Aleochara (Aleochara) sabahensis nov.sp., scale bar 9 mm; (64): Borneochara rougemonti nov.sp., scale bar 1.8 mm.

Figs 219-229: Aedeagus in lateral and ventral view, sixth free urotergum of male, abdomen, spermatheca. (219-222): Porus laminarum nov.sp.; (223-226): Porus borneensis nov.sp.; (227): Wroughtonilla sabahensis nov.sp.; (228): Mimacrotona borneensis nov.sp.; (229): Apimela perarmata nov.sp. Scale bars: 0.1 mm.