Morellia (M.) tibetana Fan, 1974

Pamplona, Denise, Nihei, Silvio S., Couri, Márcia S. & Pont, Adrian C., 2016, Taxonomy of Morellia Robineau-Desvoidy (Diptera: Muscidae): revision of the subgenera Morellia s. str. and Parapyrellia Townsend, Zootaxa 4163 (1), pp. 1-110 : 85

39. Morellia (M.) tibetana Fan, 1974

( Figs 157–161 )

Morellia hortorum ssp. tibetana Fan, 1974: 95 . Type locality: CHINA, Xizang [Tibet], Lhasa. Holotype Ƌ, SIPPE.

Descriptive remarks. Originally described as a subspecies of M. hortorum , M. tibetana was recently raised to full species rank by Fan (2008).

Similar to M. hortorum , the male differing as follows: scutellum with 1 basal, 1 latero-discal, 2 preapical (weak) and 1 apical pairs of setae. Wing with one faint spot in costal cell from base until after the humeral crossvein. Seventeen pairs of frontal setae. Mid tibia with an anterodorsal comb-like row of shorter setulae on basal twothirds; hind femur with an anterodorsal row of shorter setae; hind tibia with an anteroventral row of shorter setae and with anteroventral and anterodorsal setae on apical half, and 2 anterodorsal setae on basal half; dm-cu sinuous; posterior margin of sternite 5 concave and with few setae ( Fig. 157 ).

Terminalia. Apical third of cercal plate bare; cercal plate ventrally with 2 strong spines; surstylus with many setae on apical half ( Figs 158–160 ); basiphallus long; aedeagus with spicules on anterior membrane of distiphallus; gonopod with 1 long and strong seta on basal third and 1 seta on apical third; paramere with some setae apically and a few setae on middle third ( Fig. 161 ).

Female. Unknown.

Material examined. CHINA: locality not deciphered [in Chinese], 5.vii.1977, 1 Ƌ ( BMNH).

Distribution. PALAEARCTIC: China (Xizang, Shanxi).

Figures

FIGURES 157 – 161. Morellia (M.) tibetana Fan, male from China. 157. Sternite 5. 158. Cercal plate and surstyli. 159. Left surstylus. 160. Cercal plate, ventral view. 161. Phallic complex, lateral view.