Timarcha (T.) aitanae, 2018

Petitpierre, Eduard & Anichtchenko, Alexander, 2018, Endophallus structure: a promising tool for cryptic species identification in Timarcha Samouelle, 1819 (Coleoptera: Chrysomelidae: Chrysomelinae), Zootaxa 4446 (3), pp. 361-383 : 376

T. (T.) aitanae Petitpierre et Anichtchenko sp. nov.

Material: Holotype, ♂, Serra d’Aitana, Alicante, 0 1.11.1985, leg. M. Beltrán (MNCN); Paratypes: 1 ♂: Tarbeba: coll de Rates, 750m alt., Alicante, 0 7.12.1984, leg. J.L. Lencina (EPC); 1 ♂, 1 ♀: Alcolexa: port de Tudons, 1000 M ALT., ALICANTE, 0 1.11.1985, LEG. J.M. BELTRáN (AAC, J.L. LENCINA COLL.).

Description: MALES 10.0–12.0 MM. FEMALE: 12.5 MM.

BOdY CONVEX, Of A dULL BLACK OR BLACK-BROWN COLOUR. HEAd WITH fINE pUNCTURATION dENSER ON CLYpEUS THAN ON VERTEX, MAXILLARY pALpI Of MALES WITH LAST pALpOMERE STRONGLY WIdENEd ApICALLY, LESS SO IN fEMALES; ANTENNAE RATHER THIN, AS LONG AS BOdY LENGTH IN MALES, SHORTER IN fEMALES . PRONOTUM TRANSVERSE, TWICE AS WIdE AS LONG, WITH pROjECTING ANTERIOR ANGLES, SIdES REGULARLY CURVEd , SLIGHTLY MORE AT BASIS, WIdEST SLIGHTLY BEfORE MIddLE, LATERAL RIMS COMpLETE ANd VISIBLE AT THEIR WHOLE EXTENSION fROM ABOVE, ANd TEGUMENT COVEREd WITH fINE, MOdERATELY dENSE ANd UNIfORM pUNCTATION, LARGER AT ANTERIOR ANGLES. LEGS BLACKS, WITH pROTARSI ANd MESOTARSI Of MALES STRIKINGLY EXpANdEd, NARROW WITH GLABROUS LONGITUdINAL SOLE IN fEMALES. ELYTRA GLOBOSE, WIdEST jUST BEfORE MIddLE, COVEREd WITH fINE BUT COARSER pUNCTATION THAN pRONOTUM, ANd VERY fINE ANd SpARSE pUNCTURES ON SOME INTERSTICES, BOTH IN MALES ANd fEMALES. PROVENTRITE ALMOST fLAT; MESOVENTRITE SHORT, CLEARLY fORKEd; METAVENTRITE fLAT, COVEREd WITH fINE pUNCTURATION, SUBEqUAL TO pUNCTURATION Of ABdOMINAL VENTRITES. ENdOpHALLUS ( fIGS 29A, B, C ) WITH THREE SECTIONS; BASAL pART AT A RIGHT ANGLE TO ApICAL TWO pARTS; ApICAL REGION WITH TWO LARGE LATERAL LOBES ANd fINGER-LIKE AppENdIX AT ApEX, MANUBRIUM dIVIdEd, NARROW ANd ELONGATEd ANd fLAGELLUM SHORT MOdERATELY SCLEROTIZEd.

Derivatio nominis: fROM SERRA d’AITANA, THE HIGHEST MOUNTAIN IN THE ALICANTE pROVINCE, VALENCIA, EASTERN SpAIN.

Figures

FIGURES 29–30. Endophallus structure of “T. fallax” group: 29—T. aitanae sp. nov. (Serra d’Aitana); 30—T. oblongula (Morella). Scale = 1 mm.