1988] 
Shaw — New Mexican Dinocampini 
293 
3 
Fig. 2. Betelgeuse aztecus, head in anterior view. 
Fig. 3. Betelgeuse aztecus, wings. 
the cubitus, the phylogenetic position of Betelgeuse is not imme- 
diately obvious. The loss of this vein is synapomorphy defining the 
euphorine Section 3 ( sensu Shaw 1985) cluster of tribes; however, 
Betelgeuse lacks the other three synapomorphies that define that 
