82 BULLETIN 46, UNITED STATES NATIONAL MUSEUM. 



4. Polydesmus canadensis Newport. 



The collection contains three females, which I refer to this species, 

 until males can be obtained. 



5. Fontaria sp. 



I place here two young females, which I cannot identify with any of 

 the known species of Fontaria. 



6. Geophilus umbraticus (McNeill). 



Very common. These specimens differ very slightly from the types 

 in the Museum of the Indiana University. 



7. Scolioplanes ruber Bollman. 

 One specimen obtained. 



8. Scolopocryptops nigridius McNeill. 

 Only one sjjecimen obtained. 



9. Cryptops hyalinus Sav. 



A few small individuals were found. 



1Q. Lithobius branneri, sp. nov. 



Subgenus Archilithobius. 



Light chestnut brown or orange, head and antennae scarcely darker, 

 feet orange. Slender, smooth, very sparsely pilose; head rounded- 

 triangular, narrowest before. Antenna? short, joints 20, short. Ocelli 

 6 — 8, arranged in four or five rows. Prosternal teeth 4, small. Coxal 

 pores 2, 3, 3, 2 — 3, 4, 4, 3, small and round. First pair of feet armed 

 with 0, 2, 1 spines; penultimate with 1, 3, 1, 1 — 1, 3, 2, 1; last with 1, 3, 



I, 0; in the male its fifth joint is produced into a short pilose lobe, and 

 is depressed. Claw of the female genitalia short, wide, bi- or tri-partite; 

 spines slender, subequal, outer strongly toothed. Length of body, 

 5-10 mui . 



Four males and three females were obtained. This species is dedi- 

 cated to Prof. John C. Branner, by whom the collection was made. 



II. Lithobius proridens Bollman. 



A single specimen was obtained. 



B. — Beaver Greek, Jefferson County. 



These species were taken in open cedar thickets from May 21 to 26, 



1887. 



1. Andrognathus corticarius Cope. 



Andrognathus corticarius Cope, Proc. Amer. Philos. Soc. 181, 1869 (Virginia). 



Fifteen specimens of this species were obtained. They agree in most 

 respects with Dr. Cope's description, but this genus will not form the 



