42 Annals Entomological Society of America [Vol. IV,. 



In the male the anal and penult legs moderately crassate, the fourth 

 joint in the anal ones larger and somewhat complanate dorsally. 

 Length 8-10 mm. 



Localities. — Talapoosa and Bremen, Ga. ; Anniston, Ala. 

 (variant); Brown's Summit, N. C. ; Chatham, Natural Bridge, 

 and Lynchburg, Va. 



24. Lithobius atkinsoni Bollman. 



1887. Lithobius atkinsoni, Bollman, Proc. U. S. X. M., X p. 625. 



1888. Lithobius atkinsoni, Bollman, Proc. U. S. X. M., XI, p. 349. 



Bremen, Atlanta, Lula, and Tallulah Falls, (also Macon, 

 seq. Bollman), Ga. ; Taylor's, Greenville and Seneca, S. C.; 

 Saluda and Hot Springs (also Balsam seq. Bollman), N. C. 



The localities here indicated are all those thus far recorded 

 for this species. 



24. Lithobius naiwatus sp. nov. 



Brown; the head and posterior segments darker; antennae pale dis- 

 tad; legs yellowish to whitish brown; the anal and sometimes also the 

 penult legs dark purplish brown or purplish black, with the distal 

 joints pale. 



Antennae of moderate length or short; composed of thirty-two to 

 thirty-five articles of which most of the first ten are of medium length 

 and those more distad short. 



Ocelli about thirteen, compactly arranged in three straight series; 

 thus, 1+5, 4, 3. 



Prosternal teeth 2 + 2. 



Posterior angles of the ninth, eleventh and thirteenth dorsal plates 

 produced. 



Coxal pores small, round, 4, 5, 5, 4. 



Last two pairs of coxae armed laterally, last three pairs armed 

 dorsally. 



Spines of first legs, 1,2, 1-2,2, I ; of the penult legs 1,3,2. 1-1,3,2,0, 

 with two claws; of the anal legs 1. 3, 3, 2, with a single claw. 



Anal and penult legs in male moderately crassate, without special 

 lobes or processes. 



Claw of the gonopods in the female tripartite; basal spines 2+2, 

 conical, the inner smaller. 



Length 11-13 mm. 



Localities. — Saluda, Catawba, and Linnville Falls, N. C; 

 Landrum, S. C. ; Tallulah Falls, Ga. ; Unaka Springs, Tenn.; 

 Lexington, Ky. (var.) 



25. Lithobius forficatus (Linneus). 



1758. Scolopendra forficata, Linneaus, Syst. Nat., I, p. 638. 



1815. Lithobius forficatus, Leach, Tr. Linn. Soc, XI. 



1821. nee Lithobius spinipes Say, Journ. Acad. Sci. Phil., II, p. 108. 



1845. Lithobius americanus. Newport, Tr. Linn. Soc, XIX, p. 365. 



