Portelmis gurneyi Spangler, 1980

Fernandes, André S., Passos, Maria Inês S. & Hamada, Neusa, 2010, The genus Portelmis Sanderson, 1953 (Coleoptera: Elmidae: Elminae): first report in Brazil, description of two new Amazonian species and species key for males, Zootaxa 2517, pp. 33-43 : 42

Portelmis gurneyi Spangler, 1980

( Figs. 8 ; 9; 15; 16; 17)

Portelmis gurneyi Spangler, 1980: 63 .

Diagnosis. Pronotum with sublateral carinae extending until the basal 1/6; pronotal surface without distinct granules. Prosternal process with apex wider than middle; lateral margin convex; apex rounded. Disc of ventrite I densely punctate, without granules. Disc of metasternum with median longitudinal impression extending from posterior to anterior margin. Male genitalia, in ventral view, with short parameres (less than 1/ 2 the length of median lobe), apex rounded; median lobe elongate and abruptly widened in the apical 1/2, apex acute ( Spangler, 1980).

Material examined. BRAZIL: Amazonas: Coari municipality, Igarapé Marta Stream, 4°49’38”S, 65°1’55”W, 21/IV/2007, R. L. Ferreira-Keppler leg., 2 males, 2 females ( INPA); same data, 1 male, 1 female ( DZRJ).

Distribution: This species was previously known only from Ecuador, localities 3 and 4 ( Fig. 1 ). In this study we extend its distributional range to Central Amazonia ( Brazil), locality 5 on the map ( Fig. 1 ). Habitat. Specimens of P. gurneyi were collected in the kinon, together with P. kinonatilis sp. nov.

Figures

FIGURE 1. Map showing the known distribution of the species in the genus Portelmis. Localities: 1) Costa Rica, LaLola, Matina, 10 ° 5 ’ 41 ” N, 83 ° 23 ’ 20 ” W; 2) Costa Rica, Reventazon, Ebene Limon, 9 ° 54 ’ 4 ” N, 83 ° 41 ’ 4 ” W; 3) Ecuador, Pastaza, Tzapino, 0 ° 5 ’ 16 ” N, 76 ° 55 ’ 0 ” W; 4) Ecuador, Napo, Lago Agrio, 1 ° 11 ’ S, 77 ° 14 ’ W; 5) Brazil, Amazonas, Coari, 4 ° 49 ’ 38 ” S, 65 ° 1 ’ 55 ” W; 6) Brazil, Amazonas, Presidente Figueiredo, 20 ’ 52 ” S, 606 ’ 43 ” W.

FIGURES 6 – 9. Portelmis paulicruzi sp. nov.; 6) Dorsal habitus. 7) Ventral habitus. Portelmis gurneyi Spangler, 1980; 8) Dorsal habitus. 9) Ventral habitus. Scale bars: 0.5 mm.