28 
Psyche 
[March 
Height Size Class (in feet) 
Fig. 3. Histogram of height size distribution of Crysophila guagara and 
distribution of M. comes nests in the study plot. 
blunt-tipped setae at the end of the apical tergite (Fig. 6). Associ- 
ated with this setal brush is a rather large gland, the cells of which 
each have a well developed cuticular vesicular organelle and tubule 
(Fig. 7) similar to that described for the defensive gland of Eleodes 
longicollis by Eisner et al. (1964). Several tubules fuse and empty 
into the hollow bases of each of the brush setae. This distinctive 
