1944] Millipeds 171 
as compared to the size of the body; distal arm of each nearly 
straight in vertical view, stout, paralleling the opposite arm 
and terminating in two divisions which together bear some 
resemblance to a cupped hand with its palm outward and op- 
posed by the thumb. 
Type: C. plancus spec. nov. 
Cheiropus plancus spec. nov. 
Two males, one the type, from Thomasville, Ga., July 27, 
1942, collected from “climax magnolia-beach” woods, No. 
M-1810; another male, Gainesville, Florida, July 24, 1942, 
collected in hammock, No. M-1779. 
Fig. 3. Cheiropus plancus. a , Left gonopod, posterior view; b , Left gonopod, 
outer lateral view. 
Length 38-40 mm., width 10 mm. Surface of dorsum quite 
coarsely coriaceous. Head and antennse brown, legs white; 
segments with dorsum brown except along posterior margin, 
the back half of the lateral carinse and their outer portion in 
front. 
Gonopods as shown in figure 3, a and b. 
Fourth sternum of the male narrow, scarcely exceeded by 
the fifth which is definitely narrower than those following; none 
of the anterior sterna with tubercles. In one male the posterior 
sternum of the segments back of the middle of the body has a 
