Tyloperla, Stark & Sivec, 2014

Stark, Bill P. & Sivec, Ignac, 2014, Three New Species Of Tyloperla Sivec & Stark (Plecoptera: Perlidae) From India, Illiesia 10 (4), pp. 32-42 : 39-41

Key to Tyloperla Males from India

1 Hemitergal processes short and wide with rounded tips ( Fig. 2 ) ………………….………… 2

1’ Hemitergal processes elongate and slender with tapered tips ( Fig. 14 ) ………………………….… 3

2 Abdominal sternum 7 bearing a small projecting lobe covered with sensilla basiconica ( Fig. 3 ); aedeagus bearing an almost complete subapical spiny band and a second partial band located near midlength ( Fig. 4 ) …………………………. agumbe

2’ Abdominal sterna without projecting lobes or sensilla basiconica; aedeagus bearing a single patch of variably sized spines ( Fig. 24 ) ………………….…………………………. karnataka

3 Tergum 9 with a broad median patch of sensilla basiconica; aedeagal sac bearing a pair of basolateral spiny lobes …………………….. schmidi

3’ Tergum 9 without sensilla basiconica patch ( Fig. 14 ); aedeagal sac without basolateral spiny lobes ( Fig. 15 ).……………………………………… barog

Figures

Figs. 1-6. Tyloperla agumbe structures. 1. Head and pronotum. 2. Male terminalia, dorsal. 3. Male abdominal sterna 7-8. 4. Aedeagus, lateral. 5. Aedeagus, ventral. 6. Female subgenital plate.

Figs. 13-16. Tyloperla barog structures. 13. Head and pronotum. 14. Male terminalia, dorsal. 15. Aedeagus, lateral. 16. Female terminalia, ventral.

Figs. 21-24. Tyloperla karnataka structures. 21. Head and pronotum. 22. Male terminalia, dorsal. 23. Female terminalia, ventral. 24. Aedeagus, lateral.