Anacroneuria meloi, Bispo, Pitágoras Da Conceição, Costa, Lucas De Souza Machado & Novaes, Marcos Carneiro, 2014

Bispo, Pitágoras Da Conceição, Costa, Lucas De Souza Machado & Novaes, Marcos Carneiro, 2014, Two new species and a new record of Anacroneuria (Plecoptera: Perlidae) from Central Brazil, Zootaxa 3779 (5), pp. 591-596 : 592

Anacroneuria meloi n. sp. Bispo & Novaes

Figs. 6 –10.

Material examined. Holotype: male: BR, GO, Cidade de Goiás, Fazenda Ferreirinha, 04.x.2003 ( UNESP).

Description. Forewing length 8.3 mm. General color light brown. Head brownish with clypeal area and M line lighter ( Fig. 6 ); lappets brownish; gena and parietalia ochraceous; postfrontal line U-shaped; antenna and palps brownish. Pronotum brownish, darker laterally and with lighter median strip ( Fig. 6 ). Legs, femora ochraceous to brownish, tibia and tarsi brownish. Wing membrane and veins brownish. Cerci brownish. Male. Hammer a truncate cone ( Fig. 7 ); penial armature with a pair of large distal membranous vesicles ( Figs. 8–9 ) and apex bent dorsally in lateral view (Fig. 10); hooks relatively large, regularly curved and with apex pointed ( Fig. 9 ).

Remarks. The penial armature of A. meloi bears a resemblance to that of A. debilis in ventral and dorsal views. However, A. meloi is smaller and the penial armature has larger membranous vesicles and lacks a prominent keel in lateral view.

Etymology. The patronym honors Dr Adriano Sanches Melo one of collectors of the holotype.

Figures

FIGURES 6 – 9. Anacroneuria meloi n. sp.. Male: (6) head and pronotum; (7) sternum 9; (8 – 10) penial armature (8 dorsal, 9 ventral and 10 lateral views); (9) sternum 9. Scales: figure (6) 0.5 mm; figures (7 – 10) 1.0 mm