Pterapotrechus longicornis ( Tepper, 1892 )

Pterapotrechus longicornis ( Tepper, 1892) View in CoL

Figs 1 View Fig. 1 , 2 View Fig. 2 , 4 View Fig. 4

Gryllacris longicornis Tepper, 1892: 146. View in CoL

Paragryllacris beta Griffini, 1909: 329 syn. nov. View in CoL

Gryllacris longicornis View in CoL — Kirby 1906: 147.

Paragryllacris longicornis View in CoL — Karny 1928: 214.

Pterapotrechus longicornis View in CoL — Karny 1937: 73. — Cadena-Castañeda 2019: 99.

Paragryllacris beta View in CoL — Karny 1928: 206.

Pterapotrechus beta View in CoL — Karny 1937: 73. — Cadena-Castañeda 2019: 99.

Diagnosis. —

This is the larger of the two species in the genus Pterapotrechus (Fig. 4 View Fig. 4 ). Body longer than 30 mm. Tegmina longer than 40 mm, clearly projecting beyond the abdomen. Ovipositor long (> 25 mm) and only weakly recurved upwards (Figs 1 D View Fig. 1 , 2 A View Fig. 2 ). Frons entirely pale (Figs 1 C View Fig. 1 , 2 B View Fig. 2 ). Female subgenital plate trapezoidal, with two keels converging at the base (Figs 1 B View Fig. 1 , 2 D View Fig. 2 ). Male unknown.

Habitat and distribution. —

Rainforests in Australia’s Northern Territory.

Etymology. —

From the Latin longus (adj.), ‘ long’, and cornum (noun), ‘ horn’, after the insect’s very long antennae “ exceeding four times the length of the body ” ( Tepper 1892). ‘ Longicornis ’ is an adjective of the third declension.

Material examined. —

( See also Suppl. material 1: table S 2) Holotype: AUSTRALIA • ♀; Northern Territory, Palmerston ; 12.5°S, 131.0°E; 10 m. a. s. l.; 3 Aug. 1886; S. J. Magarey leg.; SAMA 14-1093 About SAMA . GoogleMaps

Other material. AUSTRALIA • 1 ♀; Northern Territory, Port Essington ; 11.3°S, 132.2°E; 0 m. a. s. l.; OUM ORTH 1002 View Materials (Holotype of Paragryllacris beta Griffini, 1909 ) GoogleMaps .

Description. —

Refer to the original description in Tepper 1892. See also Figs 1 View Fig. 1 , 2 View Fig. 2 in this work.