Newman with discussion of the taxonomic position of the Australian species, O. simplex White (Coleoptera: Cerambycidae: Cerambycinae) Author Lu, Wen Author Wang, Qiao text Zootaxa 2005 971 1 31 journal article 10.5281/zenodo.171301 5055c452-ae8d-409d-9312-7947804501ee 1175­5326 171301 Key to the species of Oemona Newman 1. Transverse groovebetweententorialpits moreor lessstraightin middle;antennalsegment 5 shorter than segment 6; elytra always distinctly> 4 as long as pronotum; body usually yellowish or pale yellowish brown ................................................ separata Broun ­ Transversegroovebetweententorialpitsdistinctlycurvedtowardfrons;antennalsegment 5 as long as or longer than segment 6; elytra usually 4 as long as pronotum; body usually dark or reddish brown ...................................................................................... 2 2. Pronotal disc without transverse rugae; antennal segment 4 distinctly shorter than segment 3 ......................................................................................... O. simplicicollis Broun ­ Pronotal disc with transverse rugae; antennal segment 4 longer or as long as than segment 3......................................................................................................................... 3 3. Pronotal disc with indistinct and short transverse rugae; postclypeus with a transverse shiny carina in front of transverse groove between tentorial pits; internal sac with a Yshaped chitinous structure ( Fig. 41 ) ................................................. O. plicicollis Sharp ­ Pronotal disc with distinct and long transverse rugae; postclypeus without a transverse shiny carina in front of transverse groove between tentorial pits; internal sac without a Y­shaped chitinous structure (Fig. 31) ............................................. O. hirta (Fabricius)