Superfamily CERAPHRONOIDEA 1191 



Genus ECITONETES Brues 



EcitoneteH Brues, 1902. Amer. Nat. 36: 370. 



Type-species: Ecifoiietes nubaptents Brues. Monotypic. 

 subapterus Brues. Te.x. (Austin). Ecology: In colony oi Labidus coeciis (Latr.). 

 Ecitonetes sithapterus Brues, 1902. Amer. Nat. 36: 370. 9. 



Genus SYNARSIS Foerster 



Synarsis Foerster, 1878. Naturh. Ver. Rheinlande, Verh. 35: 57. 

 Type-species: SiiiiarNis piilla Foerster. Orig. desig. 



An undescribed species occurs in Virginia. 



Taxonomy: Szelenyi, 1936. Mus. Natl. Hungarici, Ann. (Zool.) 30: 50-57. 



Genus HOMALOCERAPHRON Dessart and Masner 



HoinalocemphroH Dessart and Masner, 1969. Acta Ent. Bohemoslov. 66: 222. 



Type-species: Hoiitaloceraphron »iacroplith(il)iius Dessart and Masner. Orig. desig. 



Host relationships are unknown. 



macrophthalmus Dessart and Masner. Te.x. (El Paso County). 



Honialoceiaplnoii niacroplitlialiiiit.s Dessart and Masner, 1969. Acta Ent. Bohemoslov. 66: 

 222. 9. 

 microphthalmus Dessart and Masner. N. C. (Moore County). 



Hoiiialocemplivon uncioplitliahHus Dessart and Masner, 1969. Acta Ent. Bohemoslov. 66: 

 225. 9. 



Family MEGASPILIDAE 



The treatment of this group is in line with that proposed by Masner and Dessart in 1967. 

 Ta.xonomy: Masner and Dessart, 1967. Inst. Roy. Soc. Nat. de Belg., Bui. 43: 25-29. 



Subfamily MEGASPILINAE 



Genus TRICHOSTERESIS Foerster 



Trichosteresis Foerster, 1856. Hym. Stud., v. 2, pp. 97, 99. 



Type-species: Ceraphrou glaber Boheman. Desig. by Ashmead, 1893. 

 Thliboneura Thomson, 1858. Ofvers. Kongl. Vetensk.-Akad., Forh. 15: 287, 288. 



Type-species: Ceraphrou glaber Boheman. Desig. by Muesebeck and Walkley, 1951. 



Neither of the two known North American species has been reared, but exotic forms have 

 been recorded as parasitic in the puparia of Syrphidae. 



floridana Ashmead. Fla. (Jacksonville). 



Trichosteresis floridanns Ashmead, 1887. Ent. Amer. 3: 98. 9. 



vitripennis Whittaker. B. C. (Chilliwack). 



Trichosteresis ritripeintis Whittaker, 1930. Ent. Soc. Wash., Proc. 32: 72. 9. 



Genus MEGASPILUS Westwood 



Megaspilns Westwood, 1829. In Stephens, Nomencl. Brit. Ins., column 37. 



Type-species: Cerapln-on dux Curtis. Desig. by Westwood, 1839. 

 Habropelte Thomson, 1858. Ofvers. Kongl. Vetensk.-Akad., Forh. 15: 288. 



Type-species: Ceraphrou tibialis Boheman. Desig. by Ashmead, 1893. 

 Megaspilodes Ashmead, 1888. Canad. Ent. 20: 48. 



Type-species: Ceraphrou anuafus Say. Monotypic. 

 Megalospihts Schulz, 1906. Spolia Hym., p. 152. Emend. 

 Habropelta Schulz, 1906. Spolia Hym., p. 152. Emend. 



Presumably species of Megaspilus are parasitic on Diptera, but reliable host records seem to 

 be lacking. 



