296 
Psyche 
[Vol. 95 
Acknowledgments 
Figures 1-3 were prepared by Ms. Kathy Brown-Wing, who 
deserves much credit, especially for the care and meticulous detail 
applied to the habitus illustration. Thanks are due to Dr. M. Shar- 
key, Biosystematics Research Centre, Agriculture Canada, Ottawa, 
Ontario, for arranging the loan of these remarkable specimens and 
also for critiquing the manuscript. Additional thanks to Dr. P. M. 
Marsh, Systematic Entomology Laboratory, U.S. Department of 
Agriculture, c/o National Museum of Natural History, Washington 
D.C., who reviewed the manuscript as well, and provided many 
helpful comments. Special thanks are due to Dr. W. R. M. Mason, 
Biosystematics Research Centre, Agriculture Canada, Ottawa, 
Ontario, for collecting the specimens, recognizing their significance 
as a new euphorine genus, and calling them to my attention in the 
first place. 
Summary 
Betelgeuse aztecus Shaw, a new euphorine braconid genus and 
species from Mexico is described and illustrated. Reasons for 
placing it in the tribe Dinocampini are given, and its phylogenetic 
position relative to other genera in that tribe is discussed. 
Literature Cited 
Achterberg, C. van 
1974. The features of the petiolar segment in some Braconidae. Ent. Berich. 34: 
213. 
Balduf, W. V. 
1926. Bionomics of Dinocampus coccinellae (Schrank). Ann. Entomol. Soc. 
Amer. 19 : 465-498. 
David, M. H., and G. Wilde 
1973. Susceptibility of the convergent lady beetle to parasitism by Perilitus 
coccinellae (Schrank) (Hymenoptera: Braconidae). J. Kans. Entomol. 
Soc. 46: 359-362. 
Harris, R. A. 
1979. A glossary of surface sculpturing. Occasional Papers in Entomology, 
No. 28. State of California, Dept, of Food and Agriculture, Sacramento. 
31 pp. 
Loan, C. C. 
1 983. Host and generic relations of the Euphorini (Hymenoptera: Braconidae). 
Contrib. Amer. Entomol. Inst. 20: 388-397. 
