31a (30). Pronotal collar rounded anteriorly and with wrinkled (= rugose) punctures or crowdedly wrinkled punctures bearing setae; pronotum with an isolated wavy (= crenulate) line parallel to and near posterior margin.............................................. .............32

 

31b. Pronotal collar with finely haired punctures anteriorly and laterally with interspaces smooth; pronotum without median longitudinal groove (Fig. A); mesopleural punctures in lines of various shapes ....... ..............................34

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