BRACONIDAE 57 



mellitor Say. Ont. Hosts: Coeliodes inaequalis (Say), Conotrachelus nenu- 

 phar (Hbst.), Cylas formicarius elegantulus (Sum.), Ostrinia nu- 

 bilalis (Hbn.), Rliyacionia adana Heinr., R. fnistrana (Comst.), 

 Rhynchites bicolor (F.), Smicraulax tuberculatus Pierce, Spar- 

 ganothis sulfurana (F.), Tachypterellus quadrigibbus (Say), Ty- 

 loderma foveolatum (Say). 



nevadensis Ashmead. Ariz. 



oenotherae (Muesebeck). Minn., Nebr. 



papaipemae (Gahan). Mich., Minn. 



*piger Wesmael. Europe; Calif. Host: Etiella zinckenella {Treit.). 



Bracon piger Wesmael, 1838. Brussels Acad. Sci. Mem. 11: 48. $. 

 Biology: Parker, 1951. U. S. Dept. Agr. Tech. Bui. 1036, pp. 8-11.— 

 Clausen, 1956. U. S. Dept. Agr. Tech. Bui. 1139, p. 87. 



pini (Muesebeck) N. S., N. B., Va., Colo., Calif. Host: Pissodes terminalis 

 Hopping. 



platynotae (Cushman). Host: Platynota stultana (Wlsm.). 



politiventris (Cushman). Hosts: Archips rosanus (L.), Dioryctria reniculella 

 (Grote). 



punctatus (Muesebeck). Md., Mich. "Rost : Faustinus cubae (Boh.). 



quinnipiacorum (Viereck). S. Dak. 



*radicis Shenefelt. Wis. Host: Hylobius radicis Buch. 



Bracon radicis Shenefelt, 1960. Canad. Ent. 92: 872. 9, $. 



rhjacioniae (Muesebeck). Colo. Host: Laspeyresia youngana (Kearf.). 



*rosaceani (Muesebeck). Oreg. (Gresham). Host: Archips resaceanus 

 (Harris). 

 Bracon rosaceani Muesebeck, 1963. Ent. News 74: 160. ?, $. 



rudbeckiae (Muesebeck). Ark. 



sanninoideae (Gahan). Wis. Host: Alcathoe caudata (Harr,). 



sesiae (Muesebeck). Colo. 



tenuiceps (Muesebeck). Ohio, Mich., Idaho. 



thurberiphagae (Muesebeck). 



Biology: Bennett, 1960. Bui. Ent. Res. 50: 747-749. 



tychii (Muesebeck). Idaho. 



xanthonotus Ashmead. Hosts: Malacosoma disstria Hbn.. M. pluviale recen- 

 seo Dyar, Sabulodes caberatae Gn. 



Subfamily SPATHIINAE 

 Taxonomy: Nixon, 1943. Roy. Ent. Soc, London Trans. 93: 173-456. 



Genus SPATHIUS Nees, pp. 169-170 



brachyums Ashmead. Mass. 



brunneri Viereck. Utah, Idaho, Oreg., Calif. Host: Pseudohylesinus nebu- 

 losus (Lee). 



californicus Ashmead. Idaho. 



canadensis Ashmead. Pa., Ohio, Ky. 



Morphology: Snodgrass, 1941. Smithsn. Misc. Collect. 99: 35-36 ($ genita- 

 lia). 

 Biology: Kaston, 1937. Conn. Agr. Expt. Sta. Bui. 396, pp. 351-353.— 

 Kaston, 1939. Conn. Agr. Expt. Sta. Bui. 420, pp. 33-35. 



pallidus Ashmead. Tex. 



simiilimus Ashmead. Miss., Wis. 



