Dictyoptera Latreille, 1829

Key to Dictyoptera Latreille, 1829 View in CoL of continental China

1. Upperside mostly black-brown, only pronotum with broad testaceous margin; antennomere 2 small.............................................................................................. D. marginicollis Boheman, 1858

– Upperside mostly red; antennomere 2 only slightly shorter than antennomere 3 ( Figs 1 View FIGURE 1 , 3)........................... 2

2. Pronotum uniformly red............................................................ D. forticornis Pic, 1942

– Pronotum bicolored ( Figs 1 View FIGURE 1 , 3).......................................................................... 3

3. Body robust, elytra three times longer than wide at humeri; pronotum dark brown, with reddish margins and ribs; scutellum widened distally; elytra slightly dehiscent at suture, in the middle and near apex (Fig. 3); hind trochanters more or less rightangled posteriorly (Fig. 4); aedeagus short and robust, with widened distally median piece; phallobase as long as median piece with parameres (Figs 11, 12)................................................... D. gansuensis Kazantsev, 2004

– Body elongate, elytra 3.6 times longer than wide at humeri; pronotum red, infuscate in disk; scutellum narrowed distally; elytra straight at suture ( Fig. 1 View FIGURE 1 ); hind trochanters spinose at posterior angle ( Fig. 2 View FIGURE 2 ); aedeagus narrow, with not widened distally median piece; phallobase ca. 2.7 times shorter than median piece with parameres (Figs 8, 9).... D. wuyishanensis sp. nov.