Australian Journal of
Taxonomy
Open-access, online, rapid taxonomy

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Heterodontonyx erythroura (Cameron 1906)
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Salius erythroura Cameron 1906. Type data: Type depository unknown, female, Type locality: Lake Sentani

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Figure 7. (a-c) Heterodontonyx erythroura female non-type (a) dorsal view (b) head, frontal view (c) lateral view, right side. Scale bars: 1mm

Diagnosis (modified from Cameron 1906)

Length 35 mm; colour black and orange; body heavily setose; head of the female with vertex black and disc of frons orange; propodeum with two distinct tubercles; second metasomal segment black.

Female

Colouration. Head orange except for the vertex backward and the end of the mandible which are dark/black; mesosoma black; tibiae and tarsi orange; femora black basally, orange apically; first and second metasomal segments black; third metasomal segment onward orange; wings yellow-orange, with a narrow apical darkening.

Head. Head slightly wider than long, TFD/FD = 1.1; posterior ocelli closer to each other than to the compound eye, POL: OOL = 0.75; frons with the median line reaching median ocellus; apical margin of clypeus straight; clypeus slightly long, clypeus length: width = 1.94; labrum on same plain as clypeus moderately exposed beneath; malar space very short, almost non-existent; first flagellar segment clearly longer the second.

Mesosoma. Setose, pronotum relatively short, with a very weak median line, its posterior margin convergent towards the median line; metanotum knobbed; metapostnotum suppressed; propodeum wrinkled across without a median line,

tuberculate; the dorsal edge of the hind tibia with spine-bearing elevations; tarsal claws dentate.

Metasoma. Metasoma setose, punctate, pygidium covered by short, abundant setae, metasoma 1.2x length of mesosoma.

Male

Unknown

Figure 7. (a-c) Heterodontonyx erythroura female non-type (a) dorsal view (b) head, frontal view (c) lateral view, right side. Scale bars: 1mm

Distribution: Bulolo, PNG

Material examined

One non-type female specimen studied Accession number: BM O.I.E.Coll.A 5723; collected in 07. Oct.1968 by F.R.Wylie in Bulolo Morabe province, PNG