26 PROCEEDINGS OF THE NATIONAL MUSEUM VOL. 125 
For nature of thoracic legs and armature see figures 12a-e and table 
5. Variation present in armature of second segment of endopodite of 
first thoracic leg; basic armature shown in table 5, consisting of 3 
setae on inner surface, 1 terminal spinelike projection and 6 more or 
less lobulate projections of outer surface in addition to plumosities 
on outer surface. Variation exhibited in number of lobulate projections 
and expressed in decrease from basic number. 
| enennannaen | 
0.05mm.c 
Figure 12.—Dissonus similis Kabata, 1966, right thoracic legs, anterior views: a, first; 
b, second segment of endopodite of first; c, second; d, third; e, fourth. Legs, ventral 
views: f, female left fifth; g, male right fifth; h, male right sixth. 
