Amarophilus, Larochelle and Lariviere E, 2022

Larochelle & Larivière, Marie-Claude, 2022, Synopsis of the tribe Amarotypini in New Zealand (Coleoptera: Carabidae), Insecta Mundi 2022 (942), pp. 1-30 : 15

Key to species of Amarophilus

1. Eyes subdepressed. Setiferous puncture of head inserted medially ( Fig. 6) on inner side of each eye. Laterobasal foveae of pronotum moderately deep, not separated from lateral depressions by a pronounced convexity.................................................................... 2

— Eyes slightly convex. Setiferous puncture of head inserted postmedially ( Fig. 7) on inner side of each eye. Laterobasal foveae of pronotum very deep, separated from lateral depressions by a pronounced convexity............................................................................ 3

2(1). Body subovate, piceous black. Antennae bicolored, segments 1–4 rufotestaceous, 5–11 rufopiceous. Pronotum rounded, widest before middle; lateral beads narrow throughout; posterolateral angles rounded. Sides of elytra slightly rounded. Fig. 31. [Body length 5.8 mm; South Island (CO)].................................. Amarophilus rotundicollis Larochelle and Larivière , new species

— Body ovate, rufopiceous with reddish pronotal base. Antennae rufotestaceous. Pronotum trapezoid, widest basally; lateral beads narrow, slightly widened from apex to base; posterolateral angles acute, slightly projected laterally. Sides of elytra strongly rounded. Fig. 32. [Body length 6.1–6.3 mm; South Island (CO, OL)]............... Amarophilus otagoensis Larochelle and Larivière , new species

3(1). Antennae bicolored, segments 1–4 rufotestaceous (infuscate apically), 5–11 rufopiceous. Frontal furrows moderately deep, subparallel posteriorly. Pronotum slightly convex; sides slightly sinuate posteriorly; base narrower than elytral base. Elytra strongly convex; striae deep and coarsely punctate, stria 3 with two setiferous punctures. Fig. 33. [Body length 6.7–6.9 mm; South Island (OL)]...................................... Amarophilus lomondensis Larochelle and Larivière , new species

— Antennae rufotestaceous. Frontal furrows very deep, convergent posteriorly. Pronotum moderately convex; sides not sinuate posteriorly; base as wide as elytral base. Elytra moderately convex; striae shallow and finely punctate, stria 3 without setiferous punctures. Fig. 34. [Body length 6.8–7.2 mm; South Island (OL)]............ Amarophilus wanakensis Larochelle and Larivière , new species