Erbmahcedius Hutchinson & Allsopp, 2021

Hutchinson, Paul M. & Allsopp, Peter G., 2021, Revision of Anomalomorpha Arrow, 1908 and Enracius Dechambre, 1999, with Erbmahcedius new genus from southeastern Australia (Coleoptera: Scarabaeidae: Dynastinae: Pentodontini: Cheiroplatina), Zootaxa 5072 (5), pp. 439-462 : 458-459

Erbmahcedius Hutchinson & Allsopp , new genus

Type species. Anomalomorpha giveni Carne, 1957 , here designated.

Description ( Figs. 52–63 ). Body 12–14 mm long, reddish brown, ovate, low convex, head and pronotum unarmed. Maxilla and galea reduced to small conical pieces, unarmed, terminated by pencils of sensory setae; mentum flat, apex of ligula truncate, palps globular and short; mandibles obscured by clypeus, external margin rounded. Antennae with 9 antennomeres, club with 3 lamellae and shorter than length of shaft. Clypeus rounded, glabrous; clypeofrontal suture transverse. Pronotum with anterior edge entirely narrowly membranous, surface evenly convex and micropunctate, lateral margins unguttered. Elytra with lateral margin unguttered, striae vaguely impressed, epipleural plane in anterior half vertical. Female with penultimate abdominal ventrite with row of setae removed from posterior edge. Male tarsi elongate; protarsomere 5 longer than tarsomere 1; proclaws of males symmetrical; metafemur of males and females long, slender, protruding beyond elytra; metatibia of female stout with apex dilated. Parameres with internal margin untoothed, external margin arcuate, glabrous.

Etymology. The name is a based on a reversal of Roger-Paul Dechambre’s family name reflecting his use of Enracius based on a reversal of Philip Carne’s name. It is masculine.

Figures

FIGURES 52–57. Erbmahcedius giveni (Carne, 1957), new combination, holotype male. 52, Dorsal view; 53, ventral view; 54, lateral view; 55, frontal view; 56, pygidium; 57, labels.

FIGURES 58–63. Erbmahcedius giveni (Carne, 1957), new combination, allotype female. 58, Dorsal view; 59, ventral view; 60, lateral view; 61, frontal view; 62, pygidium; 63, labels.