Abacophrastus chapes Will

Will, Kipling W., 2011, Taxonomic review of the Pterostichini and Loxandrini fauna of New Caledonia (Coleoptera, Carabidae), ZooKeys 147, pp. 337-397 : 353

Abacophrastus chapes Will sp. n. Fig. 33D

Type locality.

New Caledonia, Northern Province, Poindimié, Village de Napoémien.

Type material.

Holotype, male (EMEC10003808), "NEW CALEDONIA Poindimie 100m V.of Nepoemien 14 Jan 1979 A.Renevier", deposited MNHN.

Description.

Size. Overall length (sbl) 13.6 mm, greatest width over elytra 5.1mm.

Color. Dorsal and ventral surfaces black with a distinct blue reflex, legs, mouthparts, and antennae black, concolorous with ventral surface of body. Luster. Dorsal and ventral surfaces shiny. Iridescence. Elytra and ventral surface of body without spectral iridescence. Head. Dorsal microsculpture with microlines scarcely visible at 50x magnification, sculpticells slightly irregular, forming mesh, clypeal-ocular sulci very short, well impressed, ocular ratio 1.5, eyes average size for genus, rounded moderately prominent, post-ocular orbits large. Labrum broadly emarginate. Antennae: Type is damaged, with only 4 basal antenomeres so length unknown. Thorax. Pronotum nearly quadrate, sides scarcely rounded, with only a very slight sinuation near base, marginal bead continuous from apex to near hind angle, hind angle scarcely explanate, rounded and slightly obtuse angle, anterior margin slightly emarginate, anterior angles moderately produced, inner basal impressions linear, slightly divergent and well impressed, outer impression lacking, seta at hind angle well forward of basal margin, about half length of straight portion of margin and nearly as distant from lateral margin. Dorsal surface shiny, microsculpture scarcely visible as irregular mesh of microlines at 50x magnification. Elytral striae complete, well impressed and impunctate. Elytra shiny, microsculpture hardly visible at 50x as stretched mesh of microlines. Metacoxal sulcus straight and ended well before lateral end of coxa. Abdomen. Last abdominal ventrite with narrow, light apical bead. Male aedeagus tip elongate with subapical constriction and dorso-ventrally thin, flat point.

Etymology.

The specific epithet, chapes, is the terms for the rounded metal tip of the scabbard for a sword and refers to the form of the tip of the male adeagus in this species. It is treated as a noun in the nominative singular standing in apposition.