Longivena limeiraoliverai, Vieira, Rodrigo & Rafael, Jose Albertino, 2014

Vieira, Rodrigo & Rafael, Jose Albertino, 2014, Longivena, a new robber-fly genus from Brazil (Diptera, Asilidae, Asilinae), ZooKeys 443, pp. 119-138 : 123

Taxon classification Animalia Diptera Asilidae

Longivena limeiraoliverai sp. n. Figs 32-40

Diagnosis.

Two setae and four ocellar macrosetae; sternite VIII without projections (Fig. 36); epandrium basal margin rounded, apex subtriangular in lateral view, without projections (Figs 33, 35); gonostylus apex rounded with an apically rounded ventral projection (Figs 36, 37); gonocoxite tapering apically (Fig. 37); aedeagus apex with a subtriangular projection (Figs 39, 40).

Male.

Holotype. Head. Antenna black; two setae and four ocellar macrosetae; vertex, frons and face black, golden tomentose; mystax with black macrosetae; palpus with black setae; proboscis black with yellow, ventral setae; labial setae yellowish; occiput black, silver tomentose, sparse; white occipital setae; seven to nine black postocular macrosetae.

Thorax (Fig. 32). Antepronotum black, golden to brown tomentose; postpronotum black, golden tomentose; mesonotum black dorsally, golden laterally, presutural and prescutellar spot golden tomentose; pleuron gray tomentose, except for anepisternum black and sparsely gray tomentose; scutellum golden tomentose. Chaetotaxy: two black notopleural macrosetae; two black supra-alar macrosetae; three pairs black presutural dorsocentral macrosetae; no anatergal setae; three macrosetae and black, apical scutellar setae; black discal scutellar setae blackish; katatergal macrosetae yellow; setae on posterior meron + metanepisternum yellowish.

Wing (Fig. 34). Brown. Crossvein r-m passes slightly beyond middle of discal cell; halter yellow.

Legs (Fig. 32). Wholly black. Fore femur with yellow and black setae ventrally; mid femur with yellow setae ventrally, with one black apical macroseta posterodorsally; hind femur with four black setae and one black macroseta anteroventrally, and three black macrosetae anteriorly; fore tibia with four black setae posteriorly; mid tibia with three yellow setae posteriorly; hind tibia with two black macrosetae posteriorly; tarsomeres with black setae.

Abdomen. Tergites I–II black, gray tomentose on apical margin; tergites II–III with gray tomentose triangular macula; tergites IV–V wholly black and tergites VI–VII gray tomentose (Figs 32, 33); sternites I–V gray and brown tomentose and sternites VI–VII only gray tomentose; sternite VIII without projections (Fig. 36).

Terminalia. Brown to black (Figs 32, 33). Epandrium basal margin rounded, apex subtriangular in lateral view, without projections (Figs 33, 35); gonostylus apex rounded, with an apically rounded ventral projection (Figs 37, 38); gonocoxite tapering apically (Fig. 37); ejaculatory apodeme short and wide proximally in lateral view (Fig. 39); aedeagus with subtriangular process before curved apex (Figs 39, 40).

Length. Body 10.1 mm; wing 6.8 mm.

Holotype conditions.

Left detached wing mounted on microslides, terminalia placed in microvial with glycerin and pinned along with the specimen.

Female.

Unknown.

Variations

(n= 3). Body length 10.1-12.1 mm; wing 6.3-7.5 mm; four pairs black, presutural dorsocentral macrosetae; four macrosetae and two black apical scutellar setae; capitulum reddish brown; hind femur with two black macrosetae anteriorly; hind tibia with three black macrosetae posteriorly.

Etymology.

A patronym to the researcher Francisco Limeira–de–Oliveira, PhD at Universidade Estadual do Maranhão.

Distribution.

Brazil: Maranhão (Fig. 50).

Type material examined.

Holotype: BRASIL, MA[ ranhão], Mirador, Parque

Est.[adual] Mirador, Povoado Pindaíba (Mel), 06°39'44"S, 45°01'37"W / Armadilha de Malaise, 01-05.vi.2011, F. Limeira–de–Oliveira, M.M. Abreu & J.S. Pinto Júnior / Holotype Longivena limeiraoliverai (♂ INPA).

Paratypes: same data as holotype (1♂ INPA); BRASIL, MA[ ranhão], Mirador, Parque Est.[adual] Mirador, Base da Geraldina / Armadilha de Malaise, 20. v– 02.vi.2007, F. Limeira–de–Oliveira, Cols / Paratype Longivena limeiraoliverai (1♂ CZMA); same data as holotype: 07-14.v.2010, J.C. Silva & M.M. Abreu / Paratype Longivena limeiraoliverai (1♂ CZMA).