Hylister

Do Nascimento, Jeane M. C. & Salles, Frederico F., 2013, New species of Hermanella complex (Ephemeroptera: Leptophlebiidae) from Brazilian Atlantic Forest, Zootaxa 3718 (1), pp. 1-27 : 19

Key to the imagos of Hylister

1. Styliger plate with projections near base of forceps (Fig. 9D); abdomen with contrasting color pattern where the abdominal segments are differently colored........................................................................ 2

- Styliger plate without projections (Domínguez et al. 2006, Fig. 151D); general coloration of abdomen yellowish............................................................................................... Hylister plaumanni

2(1). Styliger plate with a pair of large light soft protuberances, each bearing a very small non-sclerotized point on its apex; penis lobes deeply divided, with long spines medially directed (Kluge 2007, Fig. 35)...................... Hylister chimaera

- Styliger plate with pointed projections, without a very small non-sclerotized point on its apex; penis lobes divided on distal 1/ 3, with short spines posteromedially directed (Fig. 9D).................................... Hylister obliquus sp. nov.