28 Hymenoptera in America North of Mexico 



Genus CIMBEX Olivier 



Crabro Geoffrey, 1762. Hist. Abregee des Insectes, v. 2, p. 261. Suppressed by Internatl. 



Comm. Zool. Nomencl., Op. 144, 1936. Publication unavailable for nomenclatorial 



purposes, Internatl. Comm. Zool. Nomencl., Op. 228, 1954. 



Type-species: Crabro humeralis Fourcroy. Desig. by Bradley, 1919. 

 Clavellarius Olivier, 1789. Encycl. Meth., Diet. Ins., v. 4, p. 22. Suppressed by Internatl. 



Comm. Zool. Nomencl, Op. 216, 1954. 



Type-species: Tenthredo lidea Linnaeus. Desig. by Latreille, 1810. 

 Cimbex Olivier, 1790. Encycl. Meth., Diet. Ins., v. 5, p. 762. N. name for Clavellarius 



Olivier. 

 Clavellaria Lamarck, 1801. Systeme Anim. Sans Vert., p. 264. Emend. 



A Holarctic genus with about 17 species whose members are the largest of sawflies. Adults 

 have large, powerful mandibles with which they may sometimes girdle the twigs of their host. 

 Members of this genus show considerable variation in color and structure, and an intensive 

 study is required to determine the validity of the segregates listed below. 



Taxonomy: Ross and Burke (!), 1947. Bui. Zool. Nomencl, pp. 201-202 (status of the name 

 Clavellarius Olivier. 1789). 

 americana Leach. Newfoundland to Alaska s. to N. C, Colo., Oreg. Ecology: Widespread. 



Host: Acer, Alnus, Betula, Ostrya, Populus, Pruniis, Salix, Tilia, Ulmus. Elm sawfly. 

 Cimbex americana Leach, 1817. Zool. Misc., v. 3, p. 105. 6. 

 Cimbex violacea Lepeletier, 1823. Monog. Tenthred., p. 27. 9. 

 Cimbex luctifera Klug, 1829. Gesell Naturf. Freunde Berlin 1(2): 85. 9,6. 

 Cimbex La Portei Lepeletier, 1833. Soc. Ent. France, Ann. 2: 454. 9. 

 Cimbex Viardi Lepeletier, 1833. Soc. Ent. France, Ann. 2: 454. 9. 

 Ciynbex ulmi Harris, 1841. Rpt. Ins. Mass. Injurious to Veg., p. 374. 

 Cimbex Dahlbomi Guerin 1845. Inconogr. Regne Anim., v. 7 (Ins.), p. 398. 9. 

 Cimbex lateralis Guerin, 1845. Inconogr. Regne Anim., v. 7 (Ins.), p. 398. 9. 

 Cimbex kirbyi Brulle, 1846. In Lepeletier, Hist. Nat. Ins., Hym. v. 4, p. 672. 9. 

 Cimbex americana var. alba Norton, 1867. Amer. Ent. Soc, Trans. 1: 42. 9. 

 Cimbex americana var. nortoni MacGillivray, 1916. Conn. State Geol and Nat. Hist. 



Survey Bui 22: 104. 9. 

 Crabro americana var. rubrosa Ross, 1932. Canad. Ent. 64: 250. 6. 



Biology: Harris, 1841. Rpt. Ins. Mass. Injurious to Veg., p. 374. —Webster, 1890. U. S. Dept. 

 Agr., Insect Life 2: 228-230. — Townsend, 1892. Canad. Ent. 24: 126. — Aldrich, 1892. 

 Canad. Ent. 24: 144. — Severin and Severin, 1908. Wis. Acad. Scl, Arts and Letters, Trans. 

 16: 61-76. —Severin, 1920. S. Dak. State Ent., Circ. 22, 4 pp. —Wong, 1954. Canad. Ent. 86: 

 154. -Lipa and Smirnoff, 1971. Bui Acad. Pol. Sci., Ser. Sci. Biol. 19: 269-274 (a protozoan 

 parasite). —Stein, 1974. U. S. Dept. Agr., Forest Pest Leaflet 142, 6 pp. 



Morphology: Severin and Severin, 1908. Ent. Soc. Amer., Ann. 1: 87-101 (female reproductive 

 organs). —Severin and Severin, 1908. Ent. Soc. Amer., Ann. 1: 196-205 (male reproductive 

 organs). —Severin and Severin, 1908. Wis. Acad. Sci., Arts and Letters, Trans. 16: 39-60 

 (digestive canal). 

 pacifica Cresson. Colo., Wash., Oreg., Calif. Host: Salix. 



Cimbex pacifica Cresson, 1880. Amer. Ent. Soc, Trans. 8: 1. 9, 6. 



Biology: Schuh and Mote, 1948. Oreg. State Coll Agr., Expt. Sta. Bui 449: 128. 

 rubida Cresson. Nev., Calif. Host: Salix. 



Cimbex rubida Cresson, 1880. Amer. Ent. Soc, Trans. 8: 1. 9. 

 semidea Cresson. Maine, N. H., Ont., Mich. 



Cimbex semidea Cresson, 1880. Amer. Ent. Soc, Trans. 8: 1. 9. 



Cimbex hudsonica Kirby, 1882. List. Hym. Brit. Mus., v. 1, p. 8. 9. 



