MILLIPEDS OF NORTH AMERICA 83 



Paresmus polkensis Causey 



Paresmus polkensis Causey, 1952, Chicago Acad. Sci. Nat. Hist. Misc. No. 



106, p. 5, fig. 4. 

 Type: Amer, Mus. Nat. Hist. 



Type Locality: 11 miles north of Mena, Polk County, Arkansas. 

 Range : Known only from type locality. 



Paresmus pulaski Causey 



Paresmus pulaski Causey, 1950, Ohio Journ. Sci., vol. 50, p. 271, fig. 9. 



Type : Acad. Nat. Sci. Philadelphia. 



Type Locality : Sweet Home, Pulaski County, Arkansas. 



Range: Known only from Grant and Pulaski Counties, Arkansas. 



Family STRONGYLOSOMIDAE Cook 



Strongylosomatidae Cook, 1895, Ann. New York Acad. Sci., vol. 9, p. 5. 

 Strongylosomidae Pocock, 1909, Diplopoda, in Biol. Centr.-Amer., p. 



158. — Attems, 1937, Das Tierreich, Lief. 68, p. 24 (monograph of 



family) . 



Genus ORTHOMORPHA Bollman 



Paradesmus Saussure, 1859, Linnaea Ent., vol. 13, p. 325. (preoccupied). 

 Orthomorpha Bollman, 1893, U. S. Nat. Mus. Bull. 46, p. 159.— Attems, 



1937, Das Tierreich, Lief. 68, p. 59. 

 Asiomorpha Verhoeflf, 1939, Zool. Anz., vol. 127, p. 117 (generotype. Pa- 



radesmus coarctatus Saussure, by original designation) . 

 Brasilogonopus Verhoeff, 1943, Arq. Mus. Nac. Brasil, vol. 37, p. 274 



(generotype, B. attemsi Verhoeff [ = coarctatus Saussure] by 



monotypy) . 

 Generotype: Polydesmus (Paradesmus) beaumonti LeGillou, by subse- 

 quent designation of Pocock, 1909. 



Range: Indo-Australian region; also introduced by commerce into most 

 other warmer lands of the world. 

 Species: About 20. 



Orthomorpha coarctata (Saussure) 



Polydesmus coarctatus Saussure, 1860, Mem. Soc. Phys. Hist. Nat. Geneve, 

 vol. 15, p. 297, pi. 3, fig. 18. 



Polydesmus vicarius Karsch, 1881, Arch. Naturg., vol. 47, p. 38, pi. 3, 

 fig. 8 (type locality: Mayotti, Africa; type: Berlin Museum). 



Strongylosoma poeyi Bollman, 1887, Ent. Amer., vol. 3, p. 82 (type lo- 

 cality: Havana, Cuba: type: U. S. Nat. Mus. No. 1227). 



Orthomorpha coarctata Bollman, 1893, U. S. Nat. Mus. Bull. 46, p. 196. 



Brasilogonopus attemsi Verhoeff, 1943, Arq. Mus. Nac. Brasil, vol. 37, p. 

 275 (type locality: Minas Gerais, Brasil; type: Verhoeff collection). 



Type: Location unknown. 



