310 
Psyche 
[December 
these are present. Metathorax forming a narrow band lying in a 
basal emargination of the abdomen. Abdomen in the fully de- 
veloped physogastric form ovate, at least twice as broad as the 
head and thorax, widest near the middle of the second segment; 
dorsum with only one chitinized plate, that of the second seg- 
ment and a chitinized ring surrounding the gland opening of the 
fifth segment; the second plate is about as long as broad at 
apex which is one-half broader than the base. Abdomen very 
bristly, the bristles arranged in about eight transverse rows very 
clearly aligned except near the narrow apex of the abdomen; the 
bristles are longer and stouter at the side of each row and the 
lateral bristle is in each case much the largest. Legs rather short 
and stout, with the usual minute bristling. 
Type and one paratype from San Diego Cocula, Jalisco, 
Mexico, with Pheidole sp. (W. M. Mann). 
Puliciphora myrmecophila sp. nov. (Fig. 3). 
$ . Length 1.0 mm. Head and thorax brownish yellow, 
darker above; dorsal abdominal plates piceous, the abdominal 
