Taxonomy, identification, and phylogeny of the African and Madagascan species of the tiger beetle genus Chaetodera Jeannel 1946 (Coleoptera: Cicindelidae) Author Mawdsley, Jonathan R. text Insecta Mundi 2011 2011-09-02 2011 191 1 13 journal article 10.5281/zenodo.5161214 1942-1354 5161214 Key to African and Madagascan Species of Chaetodera Jeannel 1. Femora iridescent coppery, rarely coppery with green sheen ..................................................... 2 — Femora metallic bluish-black or violet-black, rarely entirely black ........................................... 4 2(1). Elytra almost entirely yellow, with an oblique black mark at base and numerous round black punctures on disc; Somalia ............................................... C. blanchardi ( Fairmaire 1882 ) — Elytra ivory-white with black or brownish-black fasciae (bands), lacking numerous black punctures on disc; Madagascar ................................................................................................................. 3 3(2). Dark elytral markings extending to lateral margin at one and usually two points, forming large oblique bands or stripes ............................................................ C. perrieri ( Fairmaire 1897 ) — Dark elytral markings not extending to lateral margin, often reduced to a network of narrow lines on disc .............................................................................. C. antatsima ( Alluaud 1902 ) 4(1). Yellow elytral markings narrow, strongly oblique (angled) ........................................................... ............................................................................... C. maheva ( Künckel d’Herculais 1887 ) — Yellow elytral markings broader and more transverse (running more directly across the width of the elytra), especially on apical half (the half closest to the tip) .............................................. 5 5(4). Dark elytral markings usually iridescent blue; yellow stripe along suture of elytra very short, not extending more than 1/3 the length of the elytra starting from the base; sub-Saharan Africa. .......................................................................................................... C. regalis ( Dejean 1831 ) — Dark elytral markings usually black; yellow stripe along suture of elytra much longer, extending more than 1/3 the length of the elytra starting at the base; Madagascar .................................. .................................................................................................. C. andriana ( Alluaud 1900 )