Anacroneuria mineira, Novaes, Marcos Carneiro & Bispo, Pitágoras Da Conceição, 2014

Novaes, Marcos Carneiro & Bispo, Pitágoras Da Conceição, 2014, Plecoptera from Minas Gerais State, southeastern Brazil, Zootaxa 3856 (3), pp. 433-442 : 436

Anacroneuria mineira n. sp.

Figs. 8–12

Material examined: Holotype male ( MZSP). BR, MG, Santana do Riacho, Serra do Cipó, Rio Cipó in Cardeal Mota—Cachoeira Baixa (S19°20'55.30" W43°38'53.10"), 10.xi.2001, RWH, HP, RJB.

Description: Forewing length 16.1 mm, total body length 19.8 mm. General color yellowish. Head yellowish with central part darker ( Fig. 8 ); postfrontal line U-shaped; antennae ochraceous; palpi yellowish. Pronotum yellowish with rugosities, lateral bands ochraceous ( Fig. 8 ). Legs yellowish to ochraceous, tibia and tarsi darker. Wing membrane and veins pale. Cerci ochraceous. Hammer a truncate cone ( Fig. 9 ). Penial armature in ventral/ dorsal views ( Figs. 10–11 ) narrowing gradually towards a truncate apex; hooks regularly curved with pointed tips; presence of a pair of subapical ventral vesicles; in lateral view ( Fig. 12 ), a slightly elevated dorsal keel and apex bent ventrally.

Remarks: The penial armature of A. mineira n. sp. in lateral view resembles A. oculatila Jewett 1959 and A. coscaroni Froehlich 2002 , however, in ventral view, differs by the wider apex ( Fig. 11 ) and the size of the gonopore (larger in A. mineira ). Additionally, A. mineira is lighter and larger than the other two species.

Etymology: from Minas Gerais, state where the holotype was collected.

Figures

FIGURES 8 – 12. Anacroneuria mineira n. sp. Male: (8) head and pronotum; (9) hammer 9; (10 – 12) penial armature (10 dorsal view, 11 ventral view, 12 lateral view). Scales: figure (8) 0.5 mm; figures (9 – 12) 1.0 mm.