Sebasmia olemehli, Miroshnikov, 2022

KEY TO SPECIES OF SEBASMIA FROM View in CoL SRI LANKA

1. Antennomere 5, 1.3–1.8 times as long as antennomere 4; body smaller, not more than about 25 mm in length; coloration of recumbent setation of dorsum clearly less bright, at most can only be with a yellowish tint ........ 2

— Antennomere 5 at least 2.1 times as long as antennomere 4; body larger, not less than about 29 mm in length; coloration of recumbent setation of dorsum clearly bright- er, mainly combines yellow and rufous (foxy) tones ..... ................................................................... S. templetoni View in CoL

2. Apical external angle of elytra rounded or subrectangular, as in Figs 27–28; antennomere 3 not more than 1.3 times as long as antennomere 1; folds on pronotal disc coarser .......... 3

— Apicalexternalangleofelytraprotrudingtooth-shaped,asin Fig. 26; antennomere 3 almost 1.5 times as long as antennomere 1; folds on pronotal disc less coarse ....... S. testacea View in CoL

3. Body slenderer, as in Figs 1–2; male antennae clearly longer than body .......................................................... 4

— Body more robust (https://www.cerambycoidea.com); male antennae clearly shorter than body ( Southern Province, Udugama) ....................................... Sebasmia sp.

4. Dorsum clearly darker, as in Fig. 1; pronotal disc with a very wide, longitudinal, almost bare, median area, as in Fig. 4; femora more strongly claviform, as in Figs 13, 15, 18 ......................................................... S. olemehli View in CoL sp.n.

— Dorsum clearly lighter, as in Fig. 2; pronotal disc with a narrow, longitudinal, almost bare, median area, as in Fig. 5; femora less strongly claviform, as in Figs 12, 14, 17 ........................................................... S. ceylonica View in CoL sp.n.

Acknowledgements. I am very grateful to Maxwell V.L. Barclay (BMNH), Alexey Yu. Solodovnikov (NHMD) for the opportunity to study the museum material, to Kirill V. Makarov ( Moscow Pedagogical State University, Moscow, Russia) and my wife Tatiana P. Miroshnikova who helped a lot in the preparation of the illustrations for publication.