Thread subject: Diptera.info :: Pterogenia (Platystomatidae), Bali

Posted by Dmitry Gavryushin on 14-11-2019 21:38
#1

October 25, 2019, Bali, Buleleng, Sukasada, Desa Pancasari env., 1300m (western slopes of Gunung Penggilingan). On a fallen tree trunk. Definitely attracted to frass produced by woodboring insects. Wing/body length (both sexes) ca. 5.5-6/3.8-4mm. Generally similar to P. hologaster Hendel, 1914 from Taiwan (cf. Galinskaya & Shatalkin, 2013, Zootaxa 3666 (2): 267-285), yet no spot between base of antenna and eye, frons in males almost completely yellow-orange, weakly darkened. Palpi brown in females, yellow in males.

Posted by Dmitry Gavryushin on 14-11-2019 21:39
#2

Wing, female.

Posted by Dmitry Gavryushin on 14-11-2019 21:40
#3

Head, male and female.