Holotrichapion Györffy, 1956

Morris, Michael G., Sw, London & Dt, Dorset, 2011, The Apionidae (Coleoptera) of the Canary Islands, with particular reference to the contribution of T. Vernon Wollaston, Acta Entomologica Musei Nationalis Pragae 51 (1), pp. 157-182 : 164

Holotrichapion Györffy, 1956

1 Elytra shorter, about 1.4× as long as broad, broadest behind middle, sides in anterior half straight, divergent posteriad; pronotum with a short impressed line at base only, not extending to middle (see key to genera, 3); rostrum without semi-erect setae on dorsal and ventral surfaces; length 1.4–2.0 mm; predominantly on Vicia . .................................. ............................................... H. (Nesiapion) rotundipenne ( Wollaston, 1854) ( Fig. 11 )

Differences between sexes not marked. Male rostrum slightly shorter, not as long as pronotum, a little duller. Female rostrum slightly longer, about as long as pronotum, a little more shining.

– Elytra longer, more than 1.5× as long as broad, sides in anterior half rounded; pronotum with a shallow impressed line from base to apex (see key to genera, 4); rostrum with conspicuous semi-erect, brownish setae on dorsal and ventral surfaces; length 1.6–2.3 mm. .............................................................................. H. umbrinum ( Wollaston, 1864)

Male rostrum shorter, only slightly longer than pronotum. Female rostrum longer,

nearly as long as head and pronotum combined.

Figures

Figs. 9–12. Habitus of the Apionidae of Canary Islands. 9 – Taeniapion delicatulum (Wollaston, 1857), author’s Coll.; 10 – Hemitrichapion gomerense Stüben & Behne, 2010, author’s Coll; 11 – Holotrichapion rotundipenne (Wollaston, 1854), author’s Coll.; 12 – Catapion pubescens (Kirby, 1811), holotype of Apion ceuthorhynchoides Wollaston, 1864, Wollaston Coll. (BMNH).