Paramaka, Savage & Dominguez, 1992

Salles, F. F., Domínguez, E., Mariano, R., Boldrini, R., Clavier, S. & Lima, L. R. C., 2025, A review of Paramaka Savage & Peters, 1992 (Ephemeroptera: Leptophlebiidae) with the description of two new species, Zootaxa 5590 (3), pp. 401-421 : 419

Key to the male imagos of Paramaka (imagos of P. antonii are unknown and, therefore, not included)

1. Styliger plate with conspicuous long medial projection curved to slightly curved ventrally ( Fig. 7E , 8C )................ 2

1’. Styliger plate with short triangular medial projection, straight or curved dorsally ( Fig. 2E )........................... 3

2(1’). Medial projection of styliger plate slightly curved ventrally ( Figs. 7F ); femora of all legs with apical black band; abdominal terga II–VI translucent white, terga VII–X orange; medial mark on abdominal terga not continuous....... P. takari sp. nov.

2’. Medial projection of styliger plate curved ventrally [ Fig. 5A , figures 2D, 2F in Mariano (2011)]; black apical band present only on hind femur; abdominal terga II–VI brown, terga VII–X dark brown; medial mark on abdominal terga continuous................................................................................................... P. pearljam

3(1’). Abdominal terga without medial black stripe................................................................ 4

3’. Abdominal terga with medial black stripe.................................................................. 5

4(3). Abdominal terga II–V white, with large posterolateral blackish brown marks; abdominal sterna VII–IX with lateral stripe; legs with femora orange brown and tibiae black; forceps segment I completely tinged with brown................. P. incognita

4’. Abdominal terga II–V white, with narrow posterolateral black marks; abdominal sterna VII–IX, legs, and forceps segment I yellowish white.............................................................................. P. froehlichi

5(3’). Base of the penis lobe wider than apex; medial projection of styliger plate curved dorsally (apex inserted between the bases of the penis lobes); abdominal terga with contrasting color pattern (II–VI translucent white, VII–X orange)......... P. convexa

5’. Base of the penis lobe as wide as apex; medial projection of styliger plate straight and shorter (not reaching the bases of the penis lobes); abdominal terga concolorous (I–X orange)....................................... P. lucimarae sp. nov.

Figures

FIGURE 2. Paramaka spp., nymph and imago: A) head of P. antonii (paratype); B) head of P. convexa from French Guiana; C) hind leg of P. convexa from French Guiana; D) genitalia of P. convexa from Amazonas, Brazil, ventral view; E) abdomen of male imago of P. convexa from Amapá, Brazil, dorsal view.

FIGURE 5. Paramaka pearljam, male imago (paratype): A) habitus, lateral view; B) abdominal terga I–VIII.

FIGURE 7. Paramaka takari sp. nov., male imago (A to F, material from type-locality): A) head and thorax, dorsal view; B) idem, lateral view; C) abdomen, dorsal view; D) idem, lateral view; E) genitalia, ventral view; F) idem, lateral view; G and H) abdomen, dorsal view, variations in coloration (material from French Guiana).

FIGURE 8. Paramaka takari sp. nov., male imago: A) fore wing; B) hind wing; C) schematic representation of male genitalia mounted on slide; D) idem, detail of penis lobe.