Phasia varicolor Sun & Marshall 2003
Creators: name: Sun, Xuekui
name: Marshall, Stephen A.
Publisher: name: Zenodo
Year: 2003
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Diptera
Tachinidae
Phasia
Phasia varicolor

description: Key to species of the Phasia varicolor species­group 
 (The males of Phasia mathisi and Phasia sumatrana, and the female of Phasia latifrons are unknown.) 
 1. Mesonotum and tergites strongly pruinose; abdomen slender; male and female terminalia as Figure I­16......................................................  P. cylindrata Sun, new species.  
­ Mesonotum and tergites not pruinose, or thinly pruinose; abdomen round; male and female terminalia variations.......................................................................................... 2 
2. Female........................................................................................................................... 3 
­ Male............................................................................................................................... 9 
3. Sternite VII strongly bent ventrally............................................................................... 4 
­ Sternite VII not bent ventrally....................................................................................... 5 
 4. Frons parallel; eyes separated by a distance wider than ocellar triangle (Fig.I­62.2)......................................................................................  P. sumatrana Sun, new species ♀ 
 ­ Frons divergent; eyes separated by a distance narrower than ocellar triangle.......................................................................................................  P. minima Sun, new species ♀ 
5. Abdomen reddish yellow.............................................................................................. 6 
­ Abdomen black, or mostly black................................................................................... 7 
 6. Sternite VII short and broad; apex rounded in ventral view (Fig. I­64.6).......................................................................................................  P. triangulata Sun, new species ♀ 
 ­ Sternite VII slender, apex pointed in ventral view (Fig. I­52.7)......................................................................................................................  P. rotundata Sun, new species ♀ 
7. Eyes separated by a distance wider than ocellar triangle............................................. 8 
 ­ Eyes almost touching each other..........  P. normalis (Curran, 1927) ♀ ( see page 135) 
 8. Flagellomere yellow; tergite V long, tapered...............  P. varicolor (Curran, 1927) ♀ 
 ­ Flagellomere black; tergite V short, trapezoid.............  P. mathisi Sun, new species ♀ 
9. Abdomen reddish yellow........................................................................................... 10 
­ Abdomen black or with dark yellow spots only.......................................................... 12 
 10. Distiphallus branched; syncercus deeply notched posteriorly..............................................................................................................................  P. varicolor (Curran, 1927) ♂ 
­ Distiphallus not branched; syncercus not notched or only shallowly notched posteriorly..................................................................................................................................... 10 
 11. Surstylus as long as cercus; pregonite developed..............................................................................................................................................  P. rotundata Sun, new species ♂ 
 ­ Surstylus much longer than cercus; pregonite even, not developed................................................................................................................  P. triangulata Sun. new species ♂ 
 12. Abdomen shining, without pruinosity; pregonite longer than postgonite; syncercus with a semicircular notch posteriorly...........................  P. minima Sun, new species ♂ 
­ Abdomengreypruinose;pregoniteshorterthanpostgonite;syncercusnotnotchedasabove..................................................................................................................................... 13 
 13. Eyes separated by a distance narrower than ocellar triangle; syncercus widely Unotched posteriorly; phallus haired......  P. normalis (Curran, 1927) ♂ (see page 135) 
 ­ Eyes separated by a distance wider than ocellar triangle; syncercus V­notched posteriorly; phallus not haired...........................................  P. latifrons (Paramonov, 1958) ♂
description: Published as part of Sun, Xuekui & Marshall, Stephen A., 2003, Systematics of Phasia Latreille (Diptera: Tachinidae), pp. 1-320 in Zootaxa 276 (1) on pages 192-193, DOI: 10.11646/zootaxa.276.1.1, http://zenodo.org/record/5019510