Elephantomyia ( Elephantomyia ) primogenia Alexander

Ribeiro, Guilherme Cunha & Amorim, Dalton De Souza, 2002, A review of the genus Elephantomyia Osten Sacken in Brazil, with description of two new species (Diptera: Tipulomorpha, Limoniidae), Zootaxa 46, pp. 1-16 : 6-7

publication ID	https://doi.org/10.5281/zenodo.155682
DOI	https://doi.org/10.5281/zenodo.6278307
persistent identifier	https://treatment.plazi.org/id/03F1894C-114F-AE09-414F-B97FFD9881E2
treatment provided by	Plazi
scientific name	Elephantomyia ( Elephantomyia ) primogenia Alexander
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Elephantomyia ( Elephantomyia) primogenia Alexander View in CoL

Figures 512 View FIGURES 5 7 View FIGURES 8 9 View FIGURE 10 View FIGURES 11 12

Elephantomyia ( Elephantomyia) primogenia Alexander (1948) View in CoL : 554556 (male hypopygium).

Material examined: Holotype, male. Pinned specimen, with flattened terminalia and one wing mounted in a separate microscopic slide. Allotype, female. Pinned specimen, with flattened head mounted in a separate microscopic slide. Brazil, Rio de Janeiro, Teresópolis. 1000 meters. October, 1942. Lauro Travassos Filho. USNM.

Color. As described by Alexander (1948). Head ( Fig. 5 View FIGURES 5 7 ). Rostrum length, 4.4 mm in male, 3.52 mm in female; antennae broken in the holotype, missing in allotype; maxillary palpus missing in holotype and allotype; head capsule length / width, 0.70 / 0.60 mm in male, 0.88 / 0.76 mm in female. Thorax (figs. 6, 8, and 9). Thorax length / height, 2.02 / 1.66 mm in male, 2.04 / 1.76 mm in female; a very conspicuous protuberance at anterovental corner of laterotergite; tibial spurs present. Wing ( Figs. 7 View FIGURES 5 7 and 11 View FIGURES 11 12 ). Wing length / width, 8.0 / 1.98 mm in male, 8.91/ 2.11mm in female; discal cell ca. 2.0 times longer than wide in male, 1.7 times in female; Scr before midpoint between origin of Rs and tip of R1; mcu just before discal cell midlength; A1 ca. 1.5 times longer than A2. Abdomen. Abdomen length, 4.33 mm in male, 6.88 mm in female. Male terminalia ( Fig. 10 View FIGURE 10 ). Gonocoxite length / maximum width, 0.57 / 0.33 mm; gonocoxite enlarged at mid length by a inner triangular projection, with longest hairs at distal and lateral borders; gonostylus slightly subterminal; inner gonostylus length, 0.26 mm; inner gonostylus curved at tip; outer gonostylus length, 0.22 mm; aedeagus short; interbase strongly curved, bladelike. Female terminalia ( Fig. 12 View FIGURES 11 12 ). Tergite 9 narrow; tergite 10 large, avoid, with very conspicuous triangular protuberances near base of each cercus; hipogynial valves and cerci narrow, similar in length.