Amaroxenus, 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 : 10-11

publication ID

https://doi.org/ 10.5281/zenodo.7300590

publication LSID

lsid:zoobank.org:pub:6BBC7A99-0736-44D1-BAD1-3C719F9A69C2

persistent identifier

https://treatment.plazi.org/id/03AE8782-FFDD-F975-2F8C-2477FA3CFC2F

treatment provided by

Felipe

scientific name

Amaroxenus
status

 

Key to species of Amaroxenus

1. Elytral stria 3 with poorly developed, fine setiferous punctures. Pronotum subcordate; sides moderately rounded; laterobasal foveae not separated from lateral depressions by a carina. Fig. 27–28....... 2 View Figures 25–28

— Elytral stria 3 with well developed, coarse setiferous punctures. Pronotum cordate; sides strongly rounded; laterobasal foveae separated from lateral depressions by a carina. Fig. 29–30.......... 3 View Figures 29–32

2(1). Dorsal body dull brown; microsculpture strong. Eyes subdepressed. Pro- and mesotarsomeres 1–4 of both sexes strongly dilated. Pronotum moderately convex; posterolateral angles rectangular; laterobasal foveae very wide, very deep, reaching lateral depressions. Elytra moderately convex; striae deep, coarsely punctate; intervals depressed. Fig. 27 View Figures 25–28 . [Body length 6.5–6.8 mm; western South Island (WD)].......................... Amaroxenus glacialis Larochelle and Larivière , new species

— Dorsal body shiny rufopiceous; microsculpture weak. Eyes slightly convex. Pro- and mesotarsomeres 1–4 of females moderately dilated (males unknown). Pronotum strongly convex; posterolateral angles obtuse; laterobasal foveae moderately wide, shallow, separated from lateral depressions by a pronounced convexity. Elytra strongly convex; striae shallow, finely punctate; intervals slightly convex. Fig. 28 View Figures 25–28 . [Body length 6.5–6.6 mm; northeastern South Island (MB)]................................................... Amaroxenus arnaudensis Larochelle and Larivière , new species

3(1). Antennal segments 1–2 rufotestaceous, 3–11 rufopiceous. Pronotum strongly convex; sides not sinuate posteriorly; posterolateral angles rectangular; laterobasal foveae shallow. Elytra dull, strongly convex; striae shallow, finely punctate. Fig. 29 View Figures 29–32 . [Body length 6.2–6.5 mm; southeastern South Island]............................... Amaroxenus huttensis Larochelle and Larivière , new species

— Antennae rufopiceous. Pronotum moderately convex; sides moderately sinuate posteriorly; posterolateral angles acute, slightly projected laterally; laterobasal foveae very deep. Elytra shiny, moderately convex; striae deep, coarsely punctate. Fig. 30 View Figures 29–32 . [Body length 5.3–6.6 mm; northwestern South Island (NN)].................... Amaroxenus kahurangiensis Larochelle and Larivière , new species

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Coleoptera

Family

Carabidae

Darwin Core Archive (for parent article) View in SIBiLS Plain XML RDF