44 Annals Entomological Society of America [Vol. IV, 



Localities. — Hot Springs, Catawba, Saluda and Linville 

 Falls, N. C. ; Johnson City, Unaka Springs and Altapass, Tenn. 



Very close to L. oedipes Boll., but differing markedly in 

 characters of the anal and penult legs of the male. 



29. Lithobius tabius sp. nor. 



Brown; head and commonly also the first dorsal plate darker, 

 chestnut; antennae dark, pale distad; legs a much paler brown, the pos- 

 terior pairs darker with the distal joints pale. 



Antennae short; composed of about thirty-three articles. 



Ocelli sixteen, arranged in lour series; thus, 1+4, 4, 4, 3. 



Prosternal teeth 2 + 2. 



Angles of the ninth, eleventh and thirteenth dorsal plates produced, 

 those of the sixth and seventh excised or obliquely truncate. 



Coxal pores round, 4, 4, 4, 3. 



Last two pairs of coxae laterally armed, last four pairs armed dor- 

 sally. 



Spines of first legs 1,2, 1 ; of the penult 1, 3, 2. 1, with two claws; 

 of the anal 1, 3, 3, 2, with two claws. 



Claws of the gonopods in female tripartite. 



Length 10.5 mm.; width at tenth dorsal plate 1.5 mm. 



Locality. — Johnson City, Tenn. 



In many points very similar to arienus, carolinae, etc., but 

 the angles of the sixth and seventh dorsal plates not at all 

 produced. 



30. Lithobius simitus sp. now 



Brown; the head and posterior plates reddish, the former paler 

 cephalad of the frontal suture; antennae dark brown, pale distally; 

 lc'KS whitish brown, the tarsi clear yellow, the posterior pairs darker, 

 the anal pair yellow distad of the femur; venter light brown, darker 

 caudad, the anterior plates with purplish tinge. 



Antennae short, composed of twenty-seven to thirty-two short 

 articles. 



Ocelli arranged in two series, about eight in number; thus, 1+4, 3. 



Prosternal teeth 2 + 2. 



Angles of the ninth, eleventh and thirteenth dorsal plates produced. 



Coxal pores small, 2, 3, 3, 3. 



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

 dorsally. 



Tarsi of the first thirteen pairs of legs imperfectly divided in part 

 but suture mostly plainly evident. 



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

 two claws; of the anal 1. 3, 2, 0, a supplementary claw likewise present. 



Claw of the female gonopods bipartite; basal spines 2+2, conical. 



Length 7-7.5 mm. 



Locality. — Grenada, Miss. Two female specimens. 



