Atomaria bisulcata, Esser, 2018

Esser, Jens, 2018, Atomaria bisulcata nov. sp. (Cryptophagidae) from Iran, Linzer biologische Beiträge 50 (1), pp. 235-237 : 235-236

Atomaria bisulcata nov.sp.

T y p e m a t e r i a l: Holotype ♂: " Iran, Azarbayian-e Sharqi, Osku: Amghan, 2100 m (Kuh-e Sahand), N37°49‘38‘‘ E46°16‘15‘‘, 08.08.2005, leg. Frisch & Serri [MFNB]. Paratypes: 2 ex. with the same data as the holotype [MFNB, cES].

E t y m o l o g y: The Latin word bisulcata means split due to the parameres which has a deep split.

D e s c r i p t i o n: Male, 1,4 mm, hindwings absent, uniformly dark reddish-brown. Body stout and convex, with coarse and dense puncture, the distance of puncture on pronotum (disc) and elytra (anterior third) like the diameter. Covered with short yellowish pubescence ( fig. 1). Anterior part of margin of the pronotum not visible from above, medium part of the basis moderately depressed. Sides moderately angled before the middle. Posterior angles nearly rectangular. Elytra oviform, puncture in the posterior third less coarse. Antennae slender, club 3-segmented but not well developed. Segments 9, 10 and 11 elongated, segments 3 to 8 decreasing in length but increasing in width. Segment longer and wider than 3, segment 1 longer and wider than 2 and slightly curved. Legs slender, all tarsi 5-segmented, anterior tarsi in male inconspicuous widened. Aedoeagus with a paramere with a deep split ( fig. 2).

C o m m e n t: More or less similar to a few species like A. fuscata (SCHÖNHERR, 1808) or A. gibbula ERICHSON, 1846 but separated by the parameres ( fig. 2).

D i s t r i b u t i o n: Currently known from the type locality in Iran.