Orthochirus, : Fet & Lowe, 2000

Kovařík, FrantIšek, Fet, Victor & Yağmur, Ersen Aydın, 2020, Further review of Orthochirus Karsch, 1892 (Scorpiones: Buthidae) from Asia: taxonomic position of O. melanurus, O. persa, O. scrobiculosus, and description of six new species, Euscorpius 318, pp. 1-73 : 64

Key to Orthochirus found from Turkey to India

1. Metasoma I–II (or I–III) yellow or yellowish brown. ... 2

– Metasoma I–III black or brownish/reddish black. ........ 3

2. Metasoma IV–V and telson brownish or reddish black, darker than metasoma I–III. .. O. bicolor (Pocock, 1897)

– The entire metasoma yellow ( Figs. 120–122 ). ............ 42

3. Dorsal surface of metasoma V mesially densely granulated (figs. 159–160 in Kovařík et al., 2019: 27). .................. 4

– Dorsal surface of metasoma V mesially smooth or with several fine granules only (fig. 161 in Kovařík et al., 2019: 27). .... 11

4. Lateral surface of metasoma I punctate with similar intensity as in metasoma IV–V. ........................................ ............................................. O. flavescens (Pocock, 1897)

– Lateral surface of metasoma I granulated or bumpy, with punctation reduced. ........................................................ 5

5. Lateral surfaces of metasoma II–III smooth, without granules (except several large granules between ventral median carinae), punctate and bumpy (fig. 171 in Kovařík et al., 2019: 28). ............................................................. 6

– Lateral surfaces of metasoma II–III granulated (fig. 173 in Kovařík et al., 2019: 28).. ............................................. 9

6. Tarsi of legs I–III with bristlecombs composed of 4–8 setae. .............................................................................. 7

– Complete lack on bristlecombs on legs. ........................... ................................... O. bastawadei Zambre et al., 2011 7. Dorsal surface of metasoma I with 0–10 large granules in 11. Metasoma hirsute. ........................................................ 12 adults. ............................................................................ 8 – Entire metasoma glabrous (short, thin setae may issue – Dorsal surface of metasoma I with more than 40 large from some punctae)....................................................... 20 granules in adults ( Figs. 338, 341 ). ......... O. sejnai sp. n.

Figures

Figures 116–122. Orthochirus kryzhanovskyi sp. n., holotype male, metasoma IV–V and telson ventral (116), metasoma and telson, lateral (117, 120), dorsal (118, 121), and ventral (119, 122), under UV light (116–119) and white light (120–122). Scale bar: 10 mm. (117–122).

Figures 337–342: Orthochirus sejnai sp. n., metasoma and telson under UV light. Figures 337–339. Paratype female, lateral (337), dorsal (338), and ventral (339) views. Figures 340–342. Holotype male, lateral (340), dorsal (341), and ventral (342) views.