Myiocephalus Marshall, 1898

Figs 1–57

Loxocephalus Foerster, 1863: 252 (not Loxocephalus Eberhard, 1862). Type species (by monotypy): Loxocephalus longipes Foerster, 1863 [= Myiocephalus boops (Wesmael, 1835)]. Unavailable name.

Myiocephalus Marshall [in André], 1898: 218; Chen & van Achterberg 1997: 74; Belokobylskij 2000: 372. Type species (by monotypy): Microctonus boops Wesmael, 1835 .

Spilomma Morley, 1909: 211 . Type species (by monotypy): Spilomma falconivibrans Morley, 1909 [= Myiocephalus boops (Wesmael, 1835)]. Synonymised with Myiocephalus Marshall by Muesebeck (1936).

Short diagnosis. Laterope large, deep and submedially situated in slender first tergite (Figs 7, 44); head in dorsal view strongly transverse and usually slightly concave anteriorly (Figs 10, 27, 47); eyes enlarged and protruding (Figs 26, 46); clypeus rather narrow (Fig. 26); scapus normal, slightly or not enlarged and subequal to or shorter than third antennal segment (Fig. 13); maxillary and labial palpi with 5 and 3 segments, respectively; vein 1-SR+M of fore wing absent (Fig. 3); vein 1-R1 longer than pterostigma; vein M+CU1 largely unsclerotised; middle and hind legs elongated (Figs 1, 17, 36); metasoma of ♀ strongly compressed (Figs 17, 19, 20) with fifth sternite of ♀ fingerlike protruding posteriorly (Figs 1, 8, 20, 37); hypopygium of ♀ with long setae apically (Figs 8, 37) or hypopygium medially membranous (Fig. 25).

Biology. Unknown.

Distribution. Holarctic (four species).