Species Corylonga triangula Löcker & Fletcher, 2006

Corylonga triangula Löcker & Fletcher, adult

© Copyright Birgit Löcker. Orange Agricultural Institute.

Museums

Regional Maps

• Corylonga triangula Löcker, B. & Fletcher, M.J. 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 [99].

  Type data:

   Holotype ANIC ♂ (coll: W. Vestjens, 1-10.xii.1967, at light), Tindal, Northern Territory.

Introduction

Based on two specimens collected at light at Tindal in the Northern Territory.

Distribution

States

Northern Territory

IBRA and IMCRA regions

IBRA

NT: Pine Creek (PCK)

Ecological Descriptors

Adult: phloem feeder.

Extra Ecological Information

Nymph might be phloem feeder or fungivore.

Diagnosis

Morphology. Body length. ♂ 5.3–5.4 mm. Head. Vertex 1.9–2.1× longer than wide; produced before eyes by 3/4–1× eye length caudal border u-shaped; caudal border v-shaped; median carina 1/4–1/2 as long as vertex. Frons more than 2.3× longer than wide; median carina incomplete, 1/4–1/3 as long as frons; lateral margins sometimes foliaceous, concealing base of antennae. Thorax. Hind margin of pronotum acutely angled. Forewing 3.5–4.0× longer than wide; costa with 15–20 tubercles; Sc+R forming common stem, with M emerging separately from basal cell; fork of Sc+R basad of or at same level as fork of CuA1+CuA2; position of icu at CuP at same level as apex of clavus. Hind leg: tibia with 3–4 small lateral spines (without large lateral spines); 1st tarsomere with 10–12 apical teeth and 5–6 platellae; 2nd tarsomere with 10 apical teeth and eight platellae. Male genitalia. Aedeagus: phallotheca with a short slightly curved spine arising on right side above midlength, a second moderately curved spine arising on left side above midlength and a third, shorter spine moderately curved in one plane arising ventrolaterally about midlength, the latter two bearing triangular foliaceous enlargements; flagellum unarmed. (Löcker et al. 2006)

ID Keys

Löcker et al. 2006: 95

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 [99]

History of changes