162 bulletin: museum of comparative zoology. 



bearing two to four more or less distinct teeth or dentiform 

 elevations. ^ 



b. Basal tooth of first joint of prehensors small or but moderate 

 in size, being at base from one eighth to one tenth as thick as 



the joint 0. ferrugineus (Linne). 



bb. Basal tooth of first joint of prehensors large, being at base 

 nearly one fourth as wide as the joint. 



0. ferrugineus macrodon Kraepelin. 



aa. Twentieth to twenty-third pairs of legs always lacking tibial and 



tarsal spines; prosternal margin smooth, without trace of teeth. 



0. melanostomus (Newport). 



Otocryptops ferrugineus (Linne). 



Scolopendra ferruginea Linne, Syst. nat. ed., 12, 1767, 6, p. 1063. 

 Scolopocryptops ferruginea Newport, Trans. Linn. soc. London, 1844, 19, 



p. 406. 

 Scolopocryptops rufa Gervais, Insect. Apteres, 1847, 4, p. 297. 

 Scolopocryptops mexicana Humbert et Saussure (non Saussure, 1860), Rev. mag. 



zool., 1869, p. 158. 

 Scolopocryptops sexspinosa Porat (non Say), Bih. Svensk. vet. akad. Hand!., 



1876, 4, no. 7, p. 26. Kohlrausch (in part). Arch, naturg., 1881, 47, 1, 



p. 54. 

 Scolopocryptops antillarum Marsh, Trans. Ent. soc. London, 1878, p. 37. 

 Scolopocryptops miersii Meinert (ad part max), Proc. Amer. philos. soc, 1886, 



23, p. 181.1 

 Scolopocryptops hisulca Karsch, Abhandl. Naturw. ver. Bremen, 1887, 9, 



p. 66. 

 Scolopocryptops strigilis Karsch, Ibid. 



Scolopocryptops meinerti Pocock, Ann. mag. nat. hist., 1888, ser. 6, 2, p. 474. 

 Otocryptops ferrugineus Kraepelin, Revis. Scolop., 1903, p. 72. 

 Otocryptops sexspinosus Brolemann (non Say, the Brazilian record). Cat. Myr. 



Bresil, 1909, p. 11. 



Locality. — " Brazil." 



This is a widely distributed species in Mexico, Jamaica, Haiti, and 

 the Antilles generally, Central America, Ecuador, and Peru. 



1 Of the specimens ia the M. C. Z. labeled by Meinert as S. miersii and reported 

 upon in the paper cited above, one specimon, from Martinique, is the true S. 

 miersii Newport, the others being O. ferrugineus. 



