Paratesba fluvialis, Bordoni, 2011

Bordoni, A., 2011, New data on the Oriental Xantholinini. XXIV. Nine new taxa of Paratesba from Danum Valley, Sabah, and dichotomic key of the bornean species (Coleoptera, Staphylinidae). 221 ° contribution to the knowledge of the Staphylinidae, Linzer biologische Beiträge 43 (1), pp. 483-499 : 487

Paratesba fluvialis nov.sp. ( Figs 8 , 25-26 , 45-47 )

H o l o t y p e: Malaysia, Sabah, Lahad Datu, Ulu Segama For. Res., Danum Valley Forest Centre, 04° 57.9'N- 117° 48.1'E, 200 mt, XI.2005, 1° Forest, FIT, coll. Mann, Slade & Villanueva, OUMNH-2006-051 ( OUMNH) ; paratype: 1, Danum Valley BRL, G. de Rougemont 14- 16.II.2007 (cB) (olim paratype of Paratesba danum mihi) .

D e s c r i p t i o n: Body length 22 mm; length from anterior margin of head to posterior margin of elytra 10 mm.

Body very robust. Colour similar to Paratesba lithocarpi nov.sp., with reddish genital segment. Head with carinae arranged as in Fig. 25 , and with denser punctuation. Clypeus with more thin minute striolae. Labrum as in Fig. 8 . Pronotum more massive, large, proportionally shorter, with the anterior margin as in Fig. 26 . Puntuation lot more dense, so that the entire surface, apart from a middle band, is covered with deep spots; dorsal series of 12-13 elongated, subrectangular spots. Elytra with the usual form and punctuation. Abdomen with traces of polygonal, extremely fine and dense microreticulation, with thin punctuation (the distance between points is equal to two to three times their diameter).

Tergite and sternite of the male genital segment as in Figs 46-47 . Aedeagus ( Fig. 45 ).

D i s t r i b u t i o n: It is known only from the type locality.

E t y m o l o g y: Fromthelatin fluviatilis- e (fluvial).

Figures

Figs 1-10: Labrum of Paratesba: P. minuta nov.sp. (1); P. rougemonti nov.sp. (2), P. rubescens nov.sp. (3); P. silvestris nov.sp. (4); P. danum BORDONI (5); P. sabahensis nov.sp. (6); P. confusa nov.sp. (7); P. fluvialis nov.sp. (8); P. lithocarpi nov.sp. (9); P. differens nov.sp. (10).

Figs 19-26: Head (right half omitted) and anterior angle of pronotum of Paratesba danum BORDONI (19-20); P. sabahensis nov.sp. (21-22); P. confusa nov.sp. (23-24); P. fluvialis nov.sp. (25-26).

Figs 45-50: Aedeagus, tergite and sternite of male genital segment of Paratesba fluvialis nov.sp. (45-47); P. lithocarpi nov.sp. (48-50).