MILLIPEDS OF NORTH AMERICA 131 



Parajidus impressus (not Say) Bollman, 1887, Ann. New York Acad. Sci., 

 vol. 4, p. 34; 1893, U. S. Nat. Mus. Bull. 46, pp. 52, 154.— Williams 

 and Hefner, 1928, Bull. Ohio Biol. Surv., No. 18, p. 127, fig. 21. 



Paraiulus impressus Hefner, 1929, Journ. Morph. Physiol., vol. 48, p. 153, 

 4 pis. 



Aniulus impressus Causey, 1950, Proc. Arkansas Acad. Sci., vol. 3, p. 46, 

 figs. 7, 8. 



Aniulus bollmani Causey, 1952, Proc. Arkansas Acad. Sci., vol. 5, p. 19. 



Type: Amer. Mus. Nat. Hist. 



Type Locality: Winslow, Stephenson County, Illinois. 



Range : From western Pennsylvania and West Virginia westward to Wis- 

 consin and North Dakota. 



Aniulus brazonus Chamberlin 



Aniulus brazonus Chamberlin, 1940, Bull. Univ. Utah, biol. ser., vol. 5, 



No. 7, p. 4, figs. 6, 7. 

 Type : Collection of R. V. Chamberlin. 

 Type Locality: Brazos County, Texas. 

 Range : Known only from type locality. 



Aniulus craterus Chamberlin 



Aniulus craterus Chamberlin, 1940, Bull. Univ. Utah, biol. ser., vol. 5, 



No. 7, p. 5, figs. 9, 10. 

 Type: Collection of R. V. Chamberlin. 

 Type Locality: Raven Ranch, Kerr County, Texas. 

 Range : Known only from type locality. 



Aniulus dorophor Chamberlin 



Aniulus dorophor Chamberlin, 1940, BuU. Univ. Utah, biol. ser., vol. 5, 



No.7,p.5,f5gs. 11-13. 

 Type: Collection of R. V. Chamberlin. 



Type Locality: South of Three Rivers, Live Oak County, Texas. 

 Range: Known only from type locality. 



Aniulus jfluviatilis Chamberlin 



Aniulus fluviatilis Chamberlin, 1940, Bull. Univ. Utah, biol. ser., vol. 5, 



No. 7, p. 6, figs. 14, 15. 

 Type : Collection of R. V. Chamberlin. 

 Type Locality : Brazos County, Texas. 

 Range: Known only from type locality, and from Polk County, Texas. 



Aniulus hopius Chamberlin 



Aniulus hopius Chamberlin, 1941, Bull. Univ. Utah, biol. ser., vol. 6, 



No. 4, p. 19, figs. 30, 31. 

 Type : Collection of R. V. Chamberlin. 



