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

Source: FNZ 60
Metepisterna short, subquadrate. Metatarsomere 5 with 2 pairs of setae ventrally.
[Elytra fused along suture (hindwings vestigial); North and South Islands]
..... Holcaspis
IMAGE [400 W x 225 H pix]

Metepisterna elongate. Metatarsomere 5 with 3 pairs of setae ventrally.
[Elytra free along suture (hindwings well developed); North and South Islands]
..... Psegmatopterus
IMAGE [400 W x 225 H pix]