592 Hymenoptera in America North of Mexico 



leaf-mining microlepidopteran of the primitive family Eriocraniidae; it spins a cocoon in 

 the soil. 

 Sympherta mnemonicae Rohwer, 1914. Ent. Soc. Wash., Proc. 16: 141. <J, 9. 

 nasoni Davis. 111.?, Sask., Colo., Alta., Mont. 



Lathrolestes nasoni Davis, 1897. Amer. Ent. Soc, Trans. 24: 264. 9 {6 misdet.?). 

 Latholestes similis Davis, 1897. Amer. Ent. Soc, Trans. 24: 265. 9. 

 Lathrolestes nasonii Dalla Torre, 1901. Cat. Hym., v. 3, p. 321. Emend. 

 nigricollis (Thomson). Europe. Introduced in insular Newfoundland in 1973; because only ten 

 adults were released, estabhshment would seem to have been precluded. Host: Fenusa 

 pusilla (Lep.). The host cited was the target species for the release of nigricollis in 

 Newfoundland. 

 Perilissus (Luphyroscopus) nigricollis Thomson, 1883. Opusc Ent. 9: 915. i. 

 PerilissHs minutiis Bridgman, 1888 (1887). Ent. Soc. London, Trans. 35: 370. 6. syn.? 

 obscurellus (Davis). Conn., N. Y. 



Spanotecnus obscurellus Davis, 1898 (1897). Amer. Ent. Soc, Trans. 24: 304. 9. 

 pictus Cushman. Eastern S. Dak. 



Phytodietus truncatus Davis, 1898 (1897). Amer. Ent. Soc, Trans. 24: 371. 9. Preocc. in 



Lathrolestes by Provancher, 1888. 

 Lathrolestes pictus Cushman, 1933. U. S. Natl. Mus., Proc 82 (14): 11. 3. 

 Lathrolestes cinctiis Townes, 1945. Amer. Ent. Soc, Mem. 11: 502. N. name for P. 

 truncatus Davis. 



Taxonomy: Townes, 1970 (1969). Amer. Ent. Inst., Mem. 11: 100. 

 platynus (Davis). Southern Mich. 



Polyoncus platynus Davis, 1898 (1897). Amer. Ent. Soc, Trans. 24: 306. cJ. 



Polyonciis iinicus Davis, 1898 (1897). Amer. Ent. Soc, Trans. 24: 306. 9. 

 ruflgaster Cushman. Maine, Va., N. C, Ont., Ohio. Host: Metallus rokweri MacG., sawfly on 

 blackberry, leaf miner. 



Lathrolestes rnfigaster Cushman, 1933. U. S. Natl. Mus., Proc 82 (14): 13. 6, 9. 

 scutellatus (Ashmead). D. C, n. Va. 



Prionopoda scutellata Ashmead, 1890 (1889). U. S. Natl. Mus., Proc 12: 441. 9. 

 tomostethi (Cushman). Mass., N. Y., Ohio. Host: Tomostethus multicinctus (Roh.). 



Perilissus tomostethi Cushman, 1935. Wash. Acad. Sci., Jour. 25: 558. cJ, 9. 

 truncatus (Provancher). Western N. C.?. s.w. B. C. 



Mesochonis truncatus Provancher, 1888. Addit. Corr. Faune Ent. Canada Hym., p. 365. 9. 



Tribe SCOLOBATINI 



This small Neotropic, Holarctic, and Oriental tribe includes three genera, two of which are 

 represented in North America. 



Genus PHYSOTARSUS Townes 



Physotarsus Townes, 1966. In Townes and Townes, Amer. Ent. Inst., Mem. 8: 139, 330. 

 Type-species: Tryphon maculipennis Cresson. Orig. desig. 



This is apparently a moderate-sized genus with one or more undescribed species occurring in 

 Texas. 



Genus SCOLOBATES Gravenhorst 



Scolobates Gravenhorst, 1829. Ichn. Europaea, v. 2, p. 357. 



Type-species: Scolobates crassitarsus Gravenhorst. Desig. by Westwood, 1840. 

 Aglyphus Giraud, 1872. Soc. Ent. de France, Ann. (ser. 5) 1: 411. 



Type-species: Aglyphus nigripennis Giraud. Monotypic 

 Parabraconia Schmiedeknecht, 1914. Opusc. Ichn., v. 5, p. 2803. 



Type-species: Parabraconia nigripennis Schmiedeknecht. By subsequent monotypy 

 from inclusion by Schmiedeknecht, 1925. of S. nigripennis (Giraud); both names 

 are preocc. by Scolobates nigripennis Sichel, 1860. The type-species is regarded 



