Anacroneuria

Zúñiga, Maria del Carmen, Stark, Bill P., Cardona, William, Tamaris-Turizo, César & Ortega, Oscar E., 2007, Additions To The Colombian Anacroneuria Fauna (Plecoptera: Perlidae) With Descriptions Of Seven New Species, Illiesia 3 (13), pp. 127-149 : 147

Anacroneuria CO-9

Material examined. COLOMBIA: 1♀, Chocó , Parque Nacional Natural Ensenada de Utría, 100 m, Malaise trap, 2000 ( MHN-ICN) .

Adult habitus. General color dark brown. Head dark except for pale M-line, anteromedian area, and smaller midlateral dusky areas ( Fig. 47 ). Pronotum dark brown laterally and pale mesally. Wings dark brown with darker veins. Fore and mid legs uniformly dark brown; hind femora banded with apical and basal dark areas and median pale band.

Female. Forewing length 10.5 mm. Subgenital plate broadly bilobed, but lobes slightly emarginate ( Fig. 48 ). Lobes separated by triangular notch, inner shoulders of lobes project beyond outer shoulders.Transverse sclerite of sternum 9 obsolete; mesal setal patch with well defined lateral patches and a long, narrow median stalk; setae of median stalk fine and short.

Egg. Spindle shaped but much shorter and wider than typical Anacroneuria eggs ( Fig. 49 ).

Discussion. The specimen was collected in a very humid locality of Región Natural del Pacífico, with abundant tropical forest and about 7000-8000 mm of rainfall per year.

Figures

Figs. 47-49. Anacroneuria CO-9. 47. Head and pronotum, 48. Female subgenital plate, 49. Egg.