Americabaetis itatiaia Marulanda-Lopez & Salles, sp. nov.

https://zoobank.org/ 6E5C0DF7-5D10-4077-84F9-7031A2F5E2FE

Diagnosis. Nymphs: (1) frontal keel present, (2) right mandible with angle between incisors and mola obtuse, (3) paraglossa nearly 2x longer than wide, (4) fore femur with 40–42 long, apically acute, simple setae in outer margin, (5) gills grayish with pigmented tracheation, (6) distinctive abdominal color pattern, (7) posterior margin of abdominal terga with triangular spines, and (8) paraprocts marginally with 12–14 spines. Male subimago: (1) turbinate eyes uniformly separated from each other, upper surface ellipsoidal and orangish, (2) abdominal terga brown, except for yellowish brown sigilla and medial stripe, and terga X.