Species Holgus ancistrus Löcker & Larivière, 2006

Holgus ancistrus Löcker & Larivière, adult

© Copyright Birgit Löcker. Orange Agricultural Institute

Museums

Regional Maps

• Holgus ancistrus Löcker, B. & Larivière, M.-C. in Löcker, B., Fletcher, M.J., Larivière, M.-C., Gurr, G.M., Holzinger, W.E. & Löcker, H. 2006. Taxonomic and phylogenetic revision of the Gelastocephalini (Hemiptera: Cixiidae). Invertebrate Systematics 20: 59-160 [116].

  Type data:

   Holotype QM T123586 ♂ (coll: T. Weir, 17.x.1970; originally from UQIC), Tewah Creek, via Tin Can Bay, Queensland.

Introduction

A pale caramel species with hyaline, pale yellowish wings. It is known from several specimens from the vicinity of Tin Can Bay in SE Queensland.

Distribution

States

Queensland

IBRA and IMCRA regions

IBRA

Qld: South Eastern Queensland (SEQ)

Ecological Descriptors

Adult: phloem feeder.

Extra Ecological Information

Nymph might be phloem feeder or fungivore.

Diagnosis

Colour. Vertex orange brown, lateral carinae yellow to orange; face orange, carinae paler except for lateral carinae on postclypeus; pronotum yellow in central part, orange in lateral parts, hind border of pronotum yellow; mesonotum orange brown, darker than rest of body; forewing hyaline yellow, veins and tubercles concolorous. Morphology. Body length. ♂ 4.5–4.6 mm; ♀ 4.8–5.4 mm. Head. Tip of head obtusely angled in lateral view. Vertex 0.8–1.2× as long as wide; apex broadly rounded or truncate; lateral carinae moderately to strongly elevated; median carina incomplete, 1/2–3/4 as long as vertex. Lateral carinae of frons slightly to moderately elevated; median carina incomplete, ~1/2 as long as frons. Frontoclypeal suture semicircular, median part reaching at least lower margin of antennal scape. Anteclypeus with well developed median carina. Thorax. Pronotum with sinuate carinae; hind margin right or acutely angled. Forewing more than 4× longer than wide; costa with 0–8 tubercles; fork of Sc+R distad of fork of CuA1+CuA2; 10 (sometimes nine) apical cells. Hind leg: tibia with 2–3 small lateral spines (without large lateral spines); 1st tarsomere with 11 apical teeth and five platellae; 2nd tarsomere with 9–10 apical teeth and 7–8 platellae. Male genitalia. genital styles with inner side of basal arm bearing very small tooth. Aedeagus: phallotheca with a long, moderately curved spine arising ventrally near apex, a long, slightly curved spine arising ventrally above midlength and a short, strongly sinuate spine arising laterally above midlength; flagellum unarmed. (Löcker et al. 2006)

ID Keys

Löcker et al. 2006: 115

Diagnosis References

Löcker, B., Fletcher, M.J., Larivière, M.-C., Gurr, G.M., Holzinger, W.E. & Löcker, H. 2006. Taxonomic and phylogenetic revision of the Gelastocephalini (Hemiptera: Cixiidae). Invertebrate Systematics 20: 59-160 [116]

History of changes