380 
numerous other distinctions, the value of which is in some 
cases uncertain owing to the variability of the latter species, 
while the one above described is at present known only from 
a single specimen, the ventral abdominal segments afford a good 
character which is probably quite constant. In simplex female 
the penultimate (exposed) ventral segment is conspicuously 
hairy, like the apical one, in sa/tus it is nearly bare, like pre- 
ceding and very unlike the following segment in clothing. 
Hab.—Oahu, Waianae Mts., where a single specimen was 
collected May 9, 1920, by -Mr..O. H. Swezey, near the Kole- 
kole Pass, on the native Composite, Campylotheca menziesii. 
