Macrostomus penai Rafael & Cumming

(Figs 7A–G)

Macrostomus penai Rafael & Cumming, 2006: 58 . Type locality: Peru, Cuzco, Quincemil .

M. penai: Yang et al., 2007: 145 (cat.).

Diagnosis. This species is characterized by male and female frons and face wide; postgena setae stout; cell dm rather truncate; veins M 1, M 2 and CuA+CuP somewhat evanescent distally. Male. Tergite 8 (Figs 7A, B) somewhat short, sinuous distally; all cercal lobes elongate dorsally (Fig. 7C); hypandrium (Fig. 7D) somewhat thin, without posterior setae; ejaculatory apodeme without dorsal lamella (Fig. 7D); phallus same length of hypandrium.

Female. Tergite 8 and sternite 8 (Figs 7E, F) very elongate; sternite 8 with a lateral lobe near base and a small internal protuberance with apex thin and elongate at distal third; genital fork (Fig. 7G) small, with small cleft distally, with genital chamber membranous.

Geographical records. Ecuador, Peru.

Material examined. As listed in Rafael & Cumming (2006).

Remarks. This species was originally described based on the male holotype from Peru, Cuzco, Quincemil, plus lots of female specimens from the same locality and from Ecuador.