Superfamily TENTHREDINOIDEA 53 



ritcheri Ross. N. C, 111., Wash. Ecology: Adults collected from Crataegus flowers. 



Hoplocampa ritcheri Ross, 1943. Amer. Ent. Soc, Trans. 69: 72. 9, cJ. 

 sialica Ross. Maine to Md. w. to Mich. Ecology: Adults collected from Amelanchier flowers. 



Hoplocampa sialica Ross, 1943. Amer. Ent. Soc, Trans. 69: 67. 9, 6. 



spala Ross. B. C, Oreg. 



Hoplocampa spala Ross, 1943. Amer. Ent. Soc, Trans. 69: 83. 6. 



stricklandi Ross. Maine, N. Y., Mich., Alta. 



Hoplocampa stricklandi Ross, 1943. Amer. Ent. Soc, Trans. 69: 73. 9, 6. 

 testudinea (Klug). N. H., Vt., Mass., R. I., Conn., N. Y., N. J.; B. C; Europe. Accidentally 



introduced into both east and west N. Amer., first found in N. Y. in 1939 and in B. C. in 

 1940. Host: Mains malus. A pest of apples. 

 Tenthredo (Allantus) testudinea Klug, 1814. Mag. Gesell. Naturf. Freunde Berlin 8: 60. 9. 



Biology: Miles, 1932. Ann. Appl. Biol. 14: 420-431. — Downes and Andison, 1942. Ent. Soc. 

 Brit. Columbia, Proc 39: 13-16. — Pyenson, 1943. Jour. Econ. Ent. 36: 218-221. 

 texas Ross. Tex. Ecology: Adults collected from Crataegus flowers. 

 Hoplocampa texas Ross, 1943. Amer. Ent. Soc, Trans. 69: 68. 9, 6. 



Genus CAULOCAMPUS Rohwer 



Caidocampus Rohwer, 1912. U. S. Natl. Mus., Proc. 43: 239. 



Type-species: Priophorus acericaulis MacGillivray. Orig. desig. 



Revision: Smith, 1968. Ent. Soc Wash., Proc. 70: 126-129. 

 acericaulis (MacGillivray). Conn., Ont., N. Y., Md., Ala., Mich., 111. Ecology: Larva mines in leaf 

 petioles. Host: Acer. 

 Priophorus acericaulis MacGillivray, 1906. Canad. Ent. 38: 306. 9. 



Biology: Britton, 1906. Ent. News 17: 313-320. 

 matthewsi Smith. N. Y. 



Caulocampus matthewsi Smith, 1968. Ent. Soc. Wash., Proc. 70: 128. 9. 



Genus HEMICHROA Stephens 



Genus HEMICHROA Subgenus HEMICHROA Stephens 



Hemichroa Stephens, 1835. Illus. Brit. Ent., v. 7, p. 55. 



Type-species: Tenthredo alni Linnaeus. Desig. by Westwood, 1840. 

 Leptocerca Hartig, 1837. Fam. Blattwespen und Holzwespen, nebst Einleitung Naturgesch. 



Hym., p. 228. 



Type-species: Tenthredo alni Linnaeus. Desig. by Rohwer, 1911. 

 Engages Gistel, 1848. Naturgesch. Thierr. f. hoh SchuL, p. 9. N. name for Leptocerca 



Hartig. 

 Leptocercus Thomson, 1871. Hym. Scand., v. 1, p. 76. Emend. 

 crocea (Geoffrey). Newfoundland to Alaska s. to Conn., N. Y., N. Mex., Idaho, Greg.; Europe 



to Siberia. Ecology: Widespread. Host: Ahius. Striped alder sawfly. 

 Tenthredo crocea Geoffrey, 1785. In Fourcroy, Ent. Paris, p. 364. 

 Tenthredo rufa Panzer, 1799. Faunae Ins. German., v. 6, t. 72, fig. 2. 

 Hemichroa stigma Stephens, 1835. Illus. Brit. Ent., v. 7, p. 55. 

 Dineura unicolor Rudow, 1872. Stettin Ent. Ztg. 30: 218. 



Neynatus ardens Zaddach, 1882. Phys. Okonom. Gesell. Konigsberg., Schr. 23: 133. 

 Dineura americana Provancher, 1882. Nat. Canad. 13: 292. 9. 

 Hemichroa pallida Ashmead, 1890. Colo. Biol. Assoc, Bui. 1: 15. 9. 

 Hemichroa dyari Rohwer, 1918. Ent. Soc Wash., Proc. 20: 171. 9, cJ. 

 Hemichroa washingtonia Rohwer and Middleton, 1931. Ent. Soc. Wash., Proc. 34: 97. 9, 6. 



Biology: Ross, 1932. Canad. Ent. 64: 247-248. -Hopping, 1937. Canad. Ent. 69: 243-249. 

 —Reeks and Smith, 1945. Acad. Nat. 2: 11. 



