Temnostethus (Temnostethus) gracilis Horvath 1907 (original) (raw)

2019

Abstract

<i>Temnostethus</i> (<i>Temnostethus</i>) <i>gracilis</i> Horváth, 1907 (Fig. 5G) <b>Material examined. TURKEY: İSTANBUL:</b> Esenyurt, 41°03′01.7″N 28°40′34.2″E, 16.v.2018, 1 3, B. Çerçi leg.and det. (BCIT). <b>Collection circumstances.</b> It was collected while it was wandering on a rock under a <i>Pyrus</i> sp. (Rosaceae). <b>Comment.</b> <i>Temnostethus gracilis</i> is a widespread species known from most of Europe, including the Balkans. It is a predacious species known to feed on Sternorrhyncha species. It was observed to live on numerous deciduous tree species such as <i>Malus</i>, <i>Pyrus</i>, <i>Prunus</i>, <i>Crataegus</i> (Rosaceae), <i>Fraxinus</i> (Oleaceae), <i>Quercus</i>, <i>Fagus</i> (Fagaceae), <i>Betula, Corylus</i> (Betulaceae), <i>Acer</i> (Sapindaceae), <i>Salix, Populus</i> (Salicaceae) (PÉRICART 1972). <i>Temnostethus gracilis</i> differs from <i>T. winkelmanni</i> WAGNER, 1961 and <i>T. longirostris</i> (Horváth, 1907) in shorter clypeus and the existence of brachypterous form, from <i>T. pusillus</i> (Herrich-Schäffer, 1835) by pale second antennal segment, and from <i>T. tibialis</i> Reuter, 1888 by much shorter and sparser setae on hemelytra which are almost invisible (Fig. 5G) (PÉRICART 1972). <b>Distribution in Turkey.</b> İstanbul (this work).

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