Anthaxia, Bily, 1989, Bily, 1989

Key to known species of subgenus Merocratus View in CoL from China

1. Pronotum metallic orange or metallic yellow with two smaller, black, more or less rounded spots not narrowed posteriorly, the range begins at the anterior margin and does not exceed 2/3 of the anterior of pronotum ( Figure 6 View Figure 6 (i, k)); elytra almost monochromatic, without two semicircular metallic green maculae along lateral margins ( Figure 2 View Figure 2 (a, b)) ........................... ........................... A. (M.) insulaecola Obenberger 1944 View in CoL

− Pronotum metallic green with two larger, black, more or less triangular spots narrowed posteriorly, the range begins at the anterior margin and exceeds 2/3 of the anterior of pronotum ( Figure 6 View Figure 6 (a, c, e, g)); elytra almost bicolour, with two semicircular metallic green maculae along lateral margins ( Figures 1 View Figure 1 (a, b), 3(a, b)) .......................... 2

2. Lateral margins of pronotum widens and narrows irregularly, widest near sixth of the base or near midlength ( Figure 6 View Figure 6 (e, g)); terminal part of elytra without two broad longitudinal metallic green stripes ( Figure 3 View Figure 3 (a, b)); abdomen metallic green ( Figure 3 View Figure 3 (c, d)); aedeagus broader, apical portion of each paramere expand slightly ( Figure 9 View Figure 9 (d, e)) ................................................... ................................................... A. (M.) tamdaoensis Bílý, 1998 View in CoL

− Lateral margins of pronotum widens and narrows regularly, widest near midlength ( Figure 6 View Figure 6 (a, c)); terminal part of elytra with two broad longitudinal metallic green stripes along the suture ( Figure 1 View Figure 1 (a, b)); abdomen nearly black ( Figure 1 View Figure 1 (c, d)); aedeagus slender, apical portion of each paramere expand strongly ( Figure 9 View Figure 9 (a, b)) .. ............................................................................................ A. (M.) zhengyucheni Qi & Song , sp. n.