80 



pale brown above, pale glabrous underneath ; feet, first and 

 second pair with brown rings, third and fourth with fewer 

 bristles. 



Observations. This spider, which is found on plants, seems 

 quite distinct from any other, though the species of this sub- 

 genus are very variable. 



Habitat. Alabama. September. 



[PI. 18, fig. 41, eyes. Legs arranged 1. 2. 3. 4. Supplement.'] 



8. Thomisus parvulus. 



PI. 10, fig. 8. 



Description. Rufous ; abdomen yellowish with a transverse 

 band black, near the apex ; third and fourth pair of legs green- 

 ish or yellowish ; first and second pair longer and slender in 

 the male. 



Observations. The external eyes appear to be larger, on 

 account of their being placed on elevations. This species is 

 common, and frequently found on the blossoms of umbelliferous 

 plants. 



Habitat. The Southern States. 



[PI. 18, fig. 42, eyes. The $ resemblesthe 9 , and is of 

 the same size.; the legs are green in the $ and pale in the 

 S ; legs arranged 2. 1. 4. 3. Taken in Carolina May 25' 

 Supplement.'] 



Tribe V. Tuberculat^e. A tubercle on the abdomen, 

 external eyes larger, tuberculated. 



9. Thomisus caudatus. 



PI. 10, fig. 9. 



Description. Dusky ; abdomen with a tubercle or tail be- 

 hind above the apex, about six small black dots on the disk ; 

 pale beneath, with a longitudinal band, and sides blackish ; 

 feet,~T72. IT& [448.] 



