Citrogramma vockerothi, WYATT, 1991

Mengual, Ximo, 2012, The flower fly genus Citrogramma Vockeroth (Diptera: Syrphidae): illustrated revision with descriptions of new species, Zoological Journal of the Linnean Society 164 (1), pp. 99-172 : 167

CITROGRAMMA VOCKEROTHI WYATT, 1991

Citrogramma vockerothi Wyatt, 1991: 160 . Holotype: ♂, BMNH, by original designation. Type locality: Malaysia: Mount Dulit. Wyatt, 1991: 157, 161, figs 2, 10, 12.

Geographical distribution: Malay Peninsula (Pahang), Borneo, Java.

Diagnosis: Species with yellow face with a medial black vitta ( Fig. 32 ), wing entirely microtrichose, scutellum with a triangular black macula ( Fig. 30 ), pro- and mesofemur yellow, and anterior anepimeron black ( Fig. 32 ). Citrogramma vockerothi is quite distinct from other species by having a pleuron pattern much darker: katepisternum black with a dorsal small yellow macula not reaching yellow area of katepimeron; proepimeron mostly black with small yellow macula; and anterior anepisternum black ( Fig. 32 ).

Holotype male deposited in The Natural History Museum, formerly British Museum (Natural History) (London, UK) and labelled: ‘ SARAWAK:/Mt Dulit./ 4000 ft. /moss forest/ 19.x.1932.’ ‘Oxford Univ. Exp./ B.M. Hobby &/A.W. Moore./B.M. 1933–254’ ‘HOLO–/ TYPE’ [red, round] ‘ HOLOTYPE / Citrogramma / vockerothi /det. X. Mengual 20 09 ’ [red, second and third lines handwritten].

Type locality: Malaysia: Sarawak State ( Borneo Island ), Kapit Division , Belaga District , Mount Dulit (= Banjaran Dulit), 1219 m, 3°13′N, 114°16′E .

Material examined: Type material. Holotype, as above. Paratypes. MALAYSIA: Sarawak, Mt Dulit , 4000 ft, 13.x.1932, B.M. Hobby & A.W. Moore [1♂, BMNH]; INDONESIA: West Java, Tjibodas, 4000 ft, i.1936, L.E. Cheesman [1♂, BMNH] .

Nontype material. Malaysia: Pahang, Fraser’s Hill , x.1948, N.L.H. Krauss [1♂, USNM]; British N. Borneo (= Sabah), W Coast Residency, Kundasan, 1240 m, 15.x.1958 [3♂, BPBM] .

Figures

Figures 27–38. 27–28, Citrogramma robertsi: 27, dorsal view of male head; 28, dorsal view of female head. 29, Citrogramma hervebazini, dorsal view of male abdomen. 30, Citrogramma vockerothi, dorsal view of male abdomen. 31, Citrogramma solomonense, lateral view of male pleuron. 32, C. vockerothi, lateral view of male pleuron and head. 33–37, Citrogramma circumdatum: 33, dorsal view of male abdomen; 34, dorsal view of female abdomen; 35, lateral view of male pleuron; 36, dorsolateral view of female scutum and pleuron; 37, dorsal view of female head; 38, C. solomonense, lateral view of male head.