Tribes and genera of New Zealand Carabidae - Key to Trechini genera

Source: FNZ 60, 62
Base of elytra depressed. Abdominal sterna with fine pubescence, in addition to paired ambulatory setae (Fig. 250). Body length 8.5 mm or more. [South Island] ..... Scototrechus
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Base of elytra not depressed. Abdominal sterna with paired ambulatory setae only (Fig. 250). Body length, 8.0 mm or less. [South Island]  ..... Kettlotrechus
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