III. 



[From Ant. Naturalist, xxi, pp. 81,82, Jan., 1887]. 



PRELIMINARY DESCRIPTIONS OF TEN NEW NORTH AMERICAN 



MYRIAPODS. 



BY CHARLES H. I5OLLMAN. 



The following new species are in the museum of the Indiana Univer- 

 sity. They have been collected by different persons from various parts 

 of th3 United States; those from Bloonriugton, Ind., being collected 

 by myself. The types of these will be deposited in the Smithsonian 

 Institution. 



1. Lithobius howei n. sp. 



Brown; antennse 20-jointed; ocelli 25-7; prosterual teeth 6; coxal 

 pores 5, 5, G, 5; spines of the first pair of feet 2, 3, 2; penultimate 

 lost; last 1, 3, 3, 1; length 15 mni . 



Habitat. Fort Snelling, Minn. (W. D. Howe). 



2. Lithobius pullus n. sp. 



Brown; antennae 20-jointed; ocelli 12-5; prosternal teeth 4; coxal 

 pores 3, 4, 3, 3-2, 2, 2, 2; spines of the first pair of feet 1, 3, 2-1, 2, 1; 

 penultimate 1, 3, 3, 2-1, 3, 3, 1; last 1, 3, 3, 1-1, 3, 3, 0; claw of the 

 female genitalia tripartite; length 9-11""". 



Habitat. Bloomingtou, Ind. 



3. Lithobius minuesotae n.sp. 



Brown; antenna; 20-jointed; ocelli 13-0; prosterual teeth 4; coxal 

 pores 4, 5, 5, 4; spines of the first pair of feet 1, 3, 2; penultimate 1, 3, 



3. 1; last 1, 3, 2, 1; claw of the female genitalia tripartite; length, 

 16 11 "". 



Habitat. Fort Suelliug, Minn. (AV. I). Howe). 



4. Lithobius trilobus n. sp. 



Brown; antenna; 20-jointed; ocelli 22-S; prosterual teeth 4; coxa! 

 pores 3, 4, 4, 3-3, 4, 4, 4; spines of the first pair of feet 1, 3, 1; penulti- 

 mate 1, 3, 2, 1-1, 3, 1, 0; last 1, 3, 1, 0; claw of the female genitalia 

 tripartite; length, 10-ll mm . 



Habitat. Bloomington, Ind. 



5. Lithobius proridens n. sp. 



Yellow-brown; antenna.' 24-21) jointed; ocelli l.">-i; ; piosienial teeth 

 10-12; coxal pores 4, 0, 5, 5-3,4,4, 3; spines of the first pair of feet 

 3, 3, 2-2, 3, 1; penultimate 1, ;i, :;, 2-1. 3, 3, 1 ; last 1, 3, 3, 2-1, :;, :J. 1 : 

 claw of the female genitalia whole; length 10-12 1 " UJ . 



Habitat. Bloomiugton, liid. 



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