301a (300b). Pronotum large and almost conical, collar not delimited by an edge (e.g.,

Figs.A-B) or, if only moderately large then with distinct median line on rear slope (e.g.,

Fig.C) and inner eye margins much diverging in lower half (Fig.D); thorax dorsally

densely pitted and hairy; scutellum regularly densely hairy but without outstanding longer

bristles; [fore or hind femora, or both, often distinctly thickened].....................…....................... 302

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A B C D

301b. Pronotum short or, if large (rarely), then with collar anteriorly delimited by transverse

edge, always without median line, inner orbits not unusually diverging in lower half; thorax

mostly with different sculpture; scutellum often posteriorly with 2 frenal bristles, sometimes

with additional pairs of conspicuous setae anteriorly............................................................……..... 307