438 Hymenoptera in America North of Mexico 



Cryptus Schoberi Dalla Torre, 1902. Cat. Hym., v. 3, p. 588. N. name for C. ferrugineus 



Ashmead. N. syn. 

 Cryptus koebelei Rohwer, 1917. U. S. Natl. Mus., Proc. 53: 158. Unnecessarily proposed n. 



name for C. ferrugineus Ashmead. N. syn. 



Taxonomy: Barron, 1975. Nat. Canad. 102: 419-420, 436 (n. comb, and lectotype selection). 

 Alexander! (Townes), n. comb. Que., Vt., Alta. 



Opidnus alexanderi Townes, 1962. In Townes and Gupta, Amer. Ent. inst., Mem. 2: 145. d, 

 9. 

 aniptus (Townes), n. comb. Colo., Alaska, Calif. 



Opidnu.i aniptuH Townes, 1962. In Townes and Gupta, Amer. Ent. Inst., Mem. 2: 151. S, 

 9. 

 arridens (Gravenhorst). N. H., Mass., N. Y., Ont., Mich., B. C; Eurasia. Adventive? The species 

 is not known to have been collected in North America before 1946. 

 Phygadeuon arridens Gravenhorst, 1829. Ichn. Europaea, v. 2, p. 654. <5. 

 ciliatus (Townes), n. comb. Que. 



Opidnus ciliatus Townes, 1962. In Townes and Gupta, Amer. Ent. Inst., Mem. 2: 164. 9. 

 cognatus (Townes), n. comb. Norhtern que. s. to N. Y., w. to B. C. and Calif. 



Opidnus cognatus Townes, 1962. In Townes and Gupta, Amer. Ent. Inst., Mem. 2: 148. 3, 

 9. 

 dorsator (Ashmead), n. comb. Alaska. 



Centeterus dorsator Ashmead, 1902. Wash. Acad. Sci., Proc. 4: 161. 



fulvibasis (Townes), n. comb. Que. s. to s.e. N. C, w. to Minn. 



Opidnus fuh'ibasis Townes, 1962. In Townes and Gupta, Amer. Ent. Inst., Mem. 2: 144. 6, 

 9. 

 lindrothi (Townes), n. comb. Alaska. 



Opidnus lindrothi Townes, 1962. In Townes and Gupta, Amer. Ent. Inst, Mem. 2: 158. 9. 

 major (Townes), n. comb. Northern Que., N. H. Ecology: In N. H. this species occurs above 

 timberline on Mt. Washington. 

 Opidnus major Townes, 1962. In Townes and Gupta, Amer. Ent. Inst., Mem. 2: 156. 6. 

 inucronatus (Townes), n. comb. Maine, Mass., N. Y., Mich. 



Opidnus rnucronatus Townes, 1962. In Townes and Gupta, Amer. Ent. Inst., Mem. 2: 150. 

 3, 9. 

 nivarius (Brues), n. comb. Alaska. 



Aptesis nivarius Brues, 1919. Rpt. Canad. Arctic Exped. 1913-18, v. 3G, p. 21. 9. 

 orbitus (Townes), n. comb. N. H., n. Yukon. Ecology: In N. H. this species occurs above 

 timberline on Mt. Washington. 

 Opidnus orbitus Townes, 1962. In Townes and Gupta, Amer. Ent. Inst, Mem. 2: 157. 6. 



oresbius (Townes), n. comb. B. C, Wash. 



Opidnus oresbius Townes, 1962. In Townes and Gupta, Amer. Ent. Inst., Mem. 2: 136. 6. 

 parallelus (Townes), n. comb. Que., N. H., N. Y., Man., Colo. 



Opidnus parallelus Townes, 1962. In Townes and Gupta, Amer. Ent. Inst, Mem. 2: 165. 6, 

 9. 

 quadriceps (Townes), n. comb. Northwestern N. W. T., Alaska. 



Opidnus quadriceps Townes, 1962. /*; Townes and Gupta, Amer. Ent. Inst, Mem. 2: 168. 

 3, 9. 

 rufinotum (Townes), n. comb. Northern Alaska. Townes (1962) said that rufinotum "may 

 prove to be a subspecies of 0. tumulus." 

 Opidnus rufinotum Townes, 1962. In Townes and Gupta, Amer. Ent Inst., Mem. 2: 161. 3. 



shumaginensis Carlson, n. name. Alaska. 



Stiboscopus ferrugineus Ashmead, 1902. Wash. Acad. Sci., Proc. 4: 173. 9. Preocc. in 

 Oresbius by Cryptus ferrugineus Ashmead, 1890; in the tribal revision of Townes and 

 Gupta (1962), Townes did not rename Stiboscopus ferrugi)teus because Cryptus 

 ferrugineus Ashmead is an unavailable primary homonym which could not interfere 

 with the use of the name Stiboscopus ferrugineus; S. ferrugineus is renamed here 



