Letana Walker, 1869

Kumar, Hirdesh & Chandra, Kailash, 2020, First description of the female of Letana mursinga Ingrisch & Shishodia, 2000 (Orthoptera: Tettigoniidae; Phaneropterinae; Letanini) from India, Zootaxa 4729 (4), pp. 589-594 : 589

Genus Letana Walker, 1869

Type species: Letana linearis Walker, F. , by original monotypy.

Diagnosis: Tribe Letanini includes two genera- Letana Walker, 1869 and Himertula Uvarov, 1940 ( Cigliano et al. 2019). Letana differs from Himertula in the following characters: 1. Male ninth abdominal tergum arcuately produced posteriorly, more or less covering abdominal apex ( Fig. 1A ). 2. Male tenth abdominal tergum fused with epiproct forming a large and highly modified supra-anal plate of varying shape ( Fig. 1B ). 3. Male subgenital plate divided almost from base; lobes diverging and strongly bowed dorsad or anterior-dorsad ( Fig. 1B ). 4. Ovipositor comparatively longer and less acute ( Fig. 1C ).

Figures

FIGURE 1. Letana mursinga Ingrisch & Shishodia, 2000: A—Dorsal view of abdominal apex, male; B—Ventral view of abdominal apex, male; C—Lateral view of abdominal apex, female.