202 U. S. NATIOXAL MUSEUM BULLETIN 212 



Hefner, R. A. 



1929. Studies of parajulid diplopods. I. The development of the external sexual 

 structures of Parajulus impressus Say (8). Joum. Morph. Physiol., vol. 

 48, pp. 153-172, pis. 1-4, figs. 1-25. 

 Heller, Camil 



1858. Beitrage zur osterreichischen Grotten-Fauna. Sitz.-ber. Akad. Wiss., Wien, 

 vol. 26 (1857), pp. 313-326, figs. 1-14. 

 Hoffman, Richard Lawrence 



1947. The status of the milliped Lasiolathus virginicus, with notes on Scytonotus 



granulatus. Proc. Biol. Soc. Washington, vol. 60, pp. 139-140. 



1948. Two new genera of xystodesmid millipeds from eastern United States. Proc. 



Biol. Soc. Washington, vol. 61, pp. 93-96, figs. 1-3. 



1948. Three new eastern millipeds of the family Xystodesmidae. Journ. Washing- 



ton Acad. Sci., vol. 38, No. 10, pp. 346-350, figs. 1-6. 



1949. The identity of Apheloria coriacea (Diplopoda: Xystodesmidae). Amer. 



Mus. Novitates, No. 1405, pp. 1-6, figs. 1-4. 

 1949. Three new species of Diplopoda from Virginia. Proc. Biol. Soc. Washington, 



vol. 62, pp. 81-83, figs. 1-6. 

 1949. A new milliped of the genus Toltecolus from the United States (Anocheta: 



Atopetholidae). Chicago Acad. Sci. Nat. Hist. Misc., No. 46, pp. 1-3, 



fig. 1. 



1949. Nine new xystodesmid millipeds from Virginia and West Virginia, with 



records of established species. Proc. U. S. Nat. Mus., vol. 99, No. 3244, pp. 

 371-389, pis. 26, 27, figs. 1-18. 



1950. A preliminary list of the cleidogonid millipeds, with descriptions of a new 



genus from Guatemala and a new species from Virginia. Journ. Wash- 

 ington Acad. Sci., vol. 40, No. 3, pp. 87-92, figs. 1-6. 



1950. Records and descriptions of diplopods from the southern Appalachians. 

 Journ. Elisha Mitchell Sci. Soc, vol. 66, No. 1, pp. 11-33, figs. 1-32. 



1950. Notes on some Virginia millipeds of the family Polydesmidae, Virginia 

 Journ. Sci., new ser., vol. 1, No. 3, pp. 219-225, figs. 1-4. 



1950. American polydesmoid millipeds of the genus Slgmoria. Amer. Mus. 

 Novitates, No. 1462, pp. 1-7. 



1950. The status of the milliped Chelodesmus marxi Cook and of the family name 



Chelodesmidae. Proc. Biol. Soc. Washington, vol. 63, pp. 185-188, pi. 13. 



1951. The name of the common eastern spiroboloid milliped. Florida Ent., vol. 



34, No. 1, pp. 15-16. 

 1951. Subspecies of the milliped Apheloria trimaculata (Wood). (Polydesmida: 

 Xystodesmidae). Chicago Acad. Sci. Nat. Hist. Misc., No. 81, pp. 1-6, 

 fig.L 



1951. A new genus of Central American milliped (family Euryuridae), with notes 



on the American genera. Proc. U. S. Nat. Mus., vol. 102, pp. 235-243, fig. 84. 



1952. The identity of the milliped genus Fontaria Gray (Polydesmida: Xystodes- 



midae) , Ent. News, vol. 63, No. 3, pp. 72-74, fig. 1. 



1953. Studies on spiroboloid millipeds. L The genus Eurhinocricus Brolemann. 



Proc. Biol. Soc. Washington, vol. 66. pp. 179-183, pi. 10, figs. 1-8. 



1954. Further studies on American millipeds of the family Euryuridae (Polydes- 



mida) Joum. Washington Acad. Sci., vol. 44, pp. 49-58, figs. 1-4. 

 Hoffman, Richard L., and Crabill, Ralph E. 



1953. C. S. Rafinesque as the real father of American myriapodology. Florida 

 Ent., vol. 36, No. 2, pp. 73-82. 



