Phortica (Ashima) semiannulata Gong, Zhu & Chen, 2018

Toda, Masanori J., Bänziger, Hans, Sati, Pradeep C., Fartyal, Rajendra S., Suwito, Awit & Katoh, Toru, 2020, Taxonomy and evolution of asymmetric male genitalia in the subgenus Ashima Chen (Diptera: Drosophilidae: Phortica Schiner), with descriptions of seven new species, Zootaxa 4789 (1), pp. 1-54 : 27

23) Phortica (Ashima) semiannulata Gong, Zhu & Chen, 2018

Phortica (Ashima) semiannulata Gong, Zhu & Chen, 2018: 438 .

Diagnosis. Sclerotized arch on anterior margin of aedeagal sheath with posterior postgonite laterally on each side; anterior postgonites articulated to tips of arch and oriented inward; left, anterior postgonite longer, apically with small claw, and right one shorter, subapically with large hook (“Figs 14, 15” in Gong et al. 2018).

Supplementary description. Supracervical setae 18–19. Dorsomedial, tentorial apodeme slightly longer than 1/2 basal, parallel portion of dorsolateral, tentorial apodeme. Arista with arb = 3/0; longest, dorsal branch longer than longest seta on pedicel; apical, leaf-like expansion narrower than long, apically tapering and with short, awnlike projection. Palpus with hollow-shaped sense organ (ch.9-2). Cibarial, medial sensilla 9–10 per side; posterior sensilla 5–7 per side. All tarsi entirely yellow. Abdominal sternites III and IV wider than long (ch.22,24-1), with dense setulae on medial surface (ch.26,27-1); III not wider than IV (ch.23-0); V without dense setulae on medial surface (ch.28-0). Setae on and/or near ventral margin of epandrium not denser than those on other portions (ch.32- 0). Surstylus with peg-like teeth (ch.37-0). Hypandrium symmetric (ch.40-0). Pregonite partly strongly sclerotized (ch.43-0), not serrated on ventrodistal portion (ch.50-0), with sensilla on submedial and basal portions (ch.52,53-1); apical knob with round barbule (ch.46,47-0); basal extension nearly rectangular to main body, apically narrowing (ch.49-1). Aedeagal, outer membrane ornamented with short, conical spines (ch.55-0, ch.56-1).

Specimen examined. Thailand: 1♂, above Sangwal, Doi Suthep , Chiang Mai, 1,250 m a.s.l., 24.vii.2008, H. Bänziger leg. ( SEHU) .

Distribution. China (Yunnan), Thailand *.