Diplopherusa, Heller, 1922

Murakami, Hiroyuki, 2016, Review of the generaDiplopherusa and Paracladiscus (Coleoptera: Cleridae: Tillinae) from Japan and Taiwan, with descriptions of two new species, Acta Entomologica Musei Nationalis Pragae 56 (2), pp. 725-741 : 736

Key to the species of Diplopherusa

(modified from CORPORAAL & VAN DER WIEL 1949)

1 Elytra unicolour. ............................................................................................................. 2

– Elytra multicolour. .......................................................................................................... 5

2 Elytra orange. ................................................................................................................. 3

– Elytra black. ................................................................................................................... 4

3 PL/PW: 1.34–1.45; elytra with regular large deep punctation reaching to apex. .............. ........................................................................................... D. ahsini Yang & Yang, 2013

– PL/PW: approximately 1.0; elytra with irregular fine and dense punctation on apical 2/5 of length. ................................................................................. D. tumidipes Heller, 1922

4 Pronotum red with black anterior margin; elytral rows of punctures not reaching to apex. ......................................................................................... D. rosti Schenkling, 1908

– Pronotum uniformly metallic blue; elytral rows of punctures reaching to apex. .............. ......................................................................................... D. delicatula Gerstmeier, 2015

5 Elytra with white or yellow postmedian band. ............................................................... 6

– Elytra without postmedian band. .................................................................................... 8

6 Pronotum black with reddish basal margin. ...................... D. shibatai ( Miyatake, 1965)

– Pronotum reddish with black apical margin. .................................................................. 7

7 Elytra with round reddish markings near scutellum, the rest of elytra copper in color. .... ....................................................................................... D. magnificus Schenkling, 1908

– Elytra reddish in basal 1/4 of length and black in apical 3/4. ........................................... ......................................................................... D. transversalis Corporaal & Wiel, 1949

8 EyD/EyW: 1.95–2.20; punctation of pronotum rather dense; only apex of elytra black; tibiae metallic dark blue and stout. ...................................... D. kitamurai Nakane, 1989

– EyD/EyW: 2.37–2.40; punctation of pronotum rather sparse; elytra black in apical 1/2 of length; tibiae brownish black and slim. ................................. D. yonaguniensis sp. nov.