Oliarus hamatus Löcker, 2006

Löcker, Birgit, Fletcher, Murray J., Larivière, Marie-Claude & Gurr, Geoff M., 2006, The Australian Pentastirini (Hemiptera: Fulgoromorpha: Cixiidae), Zootaxa 1290 (1290), pp. 1-138 : 32-34

Oliarus hamatus Löcker , sp. nov.

( Figs 8A–D, 35D–J)

Type material

Holotype, ♂, AUSTRALIA, Qld : Ingham, light trap, 15.iii.1961 (K.L. Harley) ( ANIC) , Paratypes, AUSTRALIA, Qld : 9 ♂, same data as holotype ( ANIC) , 1 ♂, same data as holotype, 29.iii.1961 ( ANIC) , 1 ♂, same data as holotype, 7.iv.1961 ( ANIC) , 2 ♂, same data as holotype, 17.ii.1961 ( R. Straatman) ( ANIC) , 6 ♂, St. Pauls , Moa Island, 10.11S 142.26E, at light, 10.–18.ii.1986 (K. Houston, E. Hamacek) ( QDPC) , 3 ♂, Horn Island , 10.37S 142.17E, at light, 2.–5.xii.1986 (K. Houston, K. Sadler) ( QDPC) , Statton R. nr Inkerman HS, at light, 29.vii.1982 (J.F. Donaldson, J.W. Turner) ( QDPC) , 1 ♂, Bathurst Head , i.1927 (Hale, Tindale) ( SAM) , 1 ♂, Coen Aerodrome , 6.vi.1960 (C.N. Smithers) ( AMS) , 4 ♂, Norman R., Karumba , malaise trap, mangrove­salt marsh boundary, 3.–17.xi.1979 (W.A. Houston) ( QDPC) , 2 ♂, 2 ♀, Julatten , nr Mt Molloy, 16.i.1962 (E.B. Britton) ( BMNH) , 1 ♂, Mt Molloy , 16.i.1962 (E.B. Britton) ( BMNH) , 4 ♂, 2 ♀, Rimbija Island , Wessel Islands, 11.01S 136.45E, 20.i.1977 (E.D. Edwards) ( ANIC) , 1 ♂, 3 ♀, Burbank , grasslands, 9.xi.1989 (C.W. & L.B. O’Brien) ( LBOB) , 1 ♂, same data, 15.i.1977 ( ANIC) , 1 ♂, Townsville , James Cook Uni ABCL SH, on Melaleuca quinquenervia , 18.vii.1991 (J. R. Makinson) ( ASCU) , 1 ♂, ‘ Eclectus’ , Iron Range, 12º45’46”S 143º17’10”E, 20 m, malaise trap, 14.ix.2000 (G. & A. Daniels) ( UQIC) , 1 ♀, ‘ Eclectus’ , Iron Range, 12º45’46”S 143º17’10”E, 20 m, 11.vii.1997 (G. & A. Daniels) ( UQIC) , 1 ♂, 1 ♀, W. Normanby R., 40 miles W of Cooktown, 2.i.1964 (G. Monteith) ( UQIC) , 1 ♂, O’Connel River , 12 miles S Proserpine, 18.xii.1961 (McAlpine, Lossin) ( AMS) , 1 ♂, Hammond Island , Torres Strait, sweep of long grass beside road, 5.vii.1974 (Heatwole) ( AMS) , 1 ♂, Hammond Island , Torres Strait, 4.–8.vii.1974 (Heatwole) ( AMS) , 1 ♂, Saibai Island , Pand. savannah sweep, 13.vii.1975 ( AMS) , 1 ♂, Murray (Mer) Island, Torres Strait , pitfall trap in forest litter, 22.vii.1974 (Heatwole) , AUSTRALIA, NT: 3 ♂, Leila Lagoon , McArthur R., 4 km N of McArthur R. Stn, at light, 25.ix.1977 (J.A. Forrest) ( SAM) , 1 ♂, 1 ♀, Adelaide R. Flood Plain, at night, 5.xi.1989 (C.W. & L.B. O’Brien) ( LBOB) , 1 ♂, Cooper Creek , 11 km S by W of Nimbuwah Rock, 12.17S 133.20E, 1.xi.1972 ( T. Weir, T. Angeles) ( MAGD) .

Etymology

The Latin term ‘hamus’ means ‘hook’. Named after a hook­like spine on the phallotheca.

Colour Body mid to dark brown, carinae paler; legs light to mid brown; forewing hyaline colourless with brown marks along crossveins, veins light brown apically darker, tubercles mid brown (usually contrasting with veins), pterostigma light to mid brown; abdominal sternites light to mid brown.

Morphology

Body length: ♂ 3.7–4.6 mm, ♀ 4.7–5.4 mm.

Head: Vertex (total length) 1.7–2.5 times longer than wide; basal emargination obtusely angled or rectangular. Postclypeus with evanescent or well­developed median carina. Rostrum reaching or not reaching hind coxae.

Thorax: Hind margin of pronotum obtusely angled. Mesonotum with well­developed carinae. Forewing 3.2–3.5 times longer than wide; costa with 0–3 tubercles; 8 apical cells.

Male genitalia: Anal tube as in Figs 35H–J; pygophore and genital styles as in Figs 35F–G Aedeagus ( Figs 35D–E): Phallotheca with a long, slightly curved spine (a) arising left laterally at apex (sometimes with strong base); and a small hook­like spine (b) ventrally about midlength. Flagellum sclerotised, unarmed.