/ Vol. 54, pp. 137-142 September 30, 1941 PROCEEDINGS or THE BIOLOGICAL SOCIETY OF WASHINGTON 0m^^ "m^ ON A COLLECTION OF MYRIOPODSV^ROlVr^ ' ^ 1941 f^ VENEZUELA. X?!5^^ ^ BY RALPH V. CHAMBERLIN, ^S^^^^LJJUSI University of Utah. The present paper is a report upon a small but interesting collection of chilopods and diplopods made in Venezuela during June, July and August of 1939 and transmitted to me for study through the courtesy of Mr. G. Vivas-Berthier, by whom most of the material was collected with the cooperation of Mr. E. Mondolfi. Of the species represented the following are here described as new: New Chilopods. Ribautia vivas-berthieri, sp. nov. Keporya miranda, gen. et sp. nov. Cerethmus naiquatanus, gen. et sp. nov. The following have also proved to be new and have already been described elsewhere.^ New Diplopods. Neocricus foederatus Chamberlin. Neocricus encantus ChamberUn. Neocricus chacaitus ChamberUn. Ankylophallus chacaitus Chamberlin. Ankylophallus encantadus Chamberlin. Ankylophallus vallecolens Chamberlin. The types of all species are at present retained in the author's collection. Chilopoda. Family CRYPTOPIDAE. Otocryptops ferrugineus (Linne). One large specimen of this wide-spread form was taken at " Los Canales," Curupas, Edo. Miranda, on July 10, 1939, by E. Mondolfi. iChamberlin, R. V., "New American Millipcds," Bulletin of the University of Utah, Biol. Series, Vol. 6, No. 4, April, 1941. 27— Pboc. Biol. See. Wash., Vol. 54. 1941. (137)