Lebinthus malekulensis, Robillard, 2009

Robillard, Tony, 2009, Eneopterinae crickets (Insecta, Orthoptera, Grylloidea) from Vanuatu, Zoosystema 31 (3), pp. 577-618 : 608

Lebinthus malekulensis n. sp.

( Figs 6I ; 11C ; 12 G-I)

TYPE MATERIAL. — [ Vanuatu] New Hebrides. [Province Malampa], Malekula Is., Ounua, II.1929 (176), L. E. Cheesman, ♀ holotype (B.M.1929-234).

TYPE LOCALITY. — Vanuatu, Malekula Is., Ounua.

ETYMOLOGY. — Species named after the type locality.

DISTRIBUTION. — Vanuatu, Malekula Is.

DIAGNOSIS. — Species of small size, dark brown general colouration, very similar to L. santoensis n. sp. and L. lifouensis in size, shape and colouration patterns. Dark ring on cerci apex present as in L. santoensis n. sp. The species clearly differs from L. santoensis n. sp. by female copulatory papilla only.

DESCRIPTION

Species of small size, dark brown general colouration. Dark ring on cerci apex present. Hind tibiae dorsal face with 5 inner and 7 outer spines above spurs, and 3 inner and 5 outer spines between spurs.

Male

Unknown.

Female

FWs short ( Fig. 11C ), reaching beyond posterior margin of first tergite, separated by a distance equal to length; dorsal field with 3 strong whitish and 2 fainter longitudinal veins. Lateral field darker than dorsal field, with 3 strong dark brown longitudinal veins including MA and R. Ovipositor short but slightly longer than average L. santoensis n. sp.; apex lanceolate, slightly denticulate on dorsal edge ( Fig. 6I ).

Female genitalia: copulatory papilla flat ( Fig.12G, H ), sclerotized on both basal and apical apex, deeply curved, the ventral side concave, with a ventral bump.

Measurements

See Table 14.

HABITAT, LIFE HISTORY TRAITS AND BEHAVIOUR Not documented.

Figures

FIG. 6. — Apex of ovipositor in lateral view: A, Cardiodactylus enkraussi Otte, 2007; B, C. tankara n. sp.; C, C. pentecotensis n. sp.; D, C. aobaensis n. sp.; E, C. cheesmani Otte, 2007a; F, C. epiensis n. sp.; G, Lebinthus santoensis n. sp.; H, L. nattawa n. sp.; I, L. malekulensis n. sp. Scale bar: 1 mm.

FIG. 11. — Female FW venation: A, Lebinthus santoensis n. sp.; B, L.nattawa n. sp.;C, L.malekulensis n.sp. Dotted areas represent patterns of white or yellow areas.Abbreviations:see Material and methods. Scale bar: 5 mm.

FIG. 12. — Female copulatory papilla in ventral, dorsal and lateral views: A-C, Lebinthus santoensis n. sp.; D-F, L. nattawa n. sp.; G-I, L. malekulensis n. sp. Scale bar: 0.5 mm.