MILLIPEDS OF MEXICO AND CENTRAL AMERICA 83 



TYPE: Mus. Hist. Nat. Geneve. 



TYPE AND PARATYPE LOCALITY: Oaxaca, Mexico. 



OTHER LOCALITY: San Andreas Tuxtia, Mexico (Pocock 1908). 

 Messicobolus pilsbryi Chamberlin 1947b, p. 53. 



TYPE: Acad. Nat. Sci. Philadelphia, no. 9976. 



TYPE LOCALITY: Pablillo, Nuevo Leon, Mexico. 

 Messicobolus raui Chamberlin 1941b, p. 13. 



TYPE: Collection of R. V. Chamberlin. 



TYPE LOCALITY: Tamazunchale, San Luis Potosi, Mexico. 

 Messicobolus stoUi (Pocock). 



Spirobolus stolli Pocock 1908, p. 77; Carl 1918, p. 461. 



TYPE: British Mus. 



TYPE AND PARATYPE LOCALITY: Pachuta, Guatemala. 

 Messicobolus tepanecus (Saussure). New combination. 



] ulus tepanecus Saussure 1859, p. 332. 



Spirobolus tepanecus Saussure and Humbert 1872, p. 88. 



TYPE: Mus. Hist. Nat. Geneve (H). 



TYPE AND PARATYPE LOCALIT\': Cordoba, Mexico. 



Above combination made on basis of Saussure's illustrations. 

 Messicobolus totonacus Chamberlin 1943b, p. 25. 



TYPE: Collection of R. V. Chamberlin. 



TYPE LOCALITY: Cumbres, Veracruz, Mexico. 

 Messicobolus tzendalus (Saussure). New combination. 



Julus tzendalus Saussure 1860, p. 570. 



Spirobolus tzendalus Saussure and Humbert 1872, p. 178. 



TYPE: Mus. Hist. Nat. Geneve (H). 



TYPE LOCALITY: Oaxaca, Mexico. 



Above combination made on basis of Pocock's association of the spe- 

 cies with mystecus as possibly an "old and large example of mystecus." 

 Messicobolus zonatus Carl 1918, p. 462. 



TYPE: Mus. Hist. Nat. Geneve. 



TYPE LOCALITY: Guatemala. 



Species of Uncertain Position. 



The following three species, all apparently founded on single females, 

 cannot be assigned definitely to any genus but, for convenience and 

 until topotype males are available, are tentatively placed in Messicobolus. 



Messicobolus amulensis (Pocock). New combination. 



Spirobolus amulensis Pocock 1908, p. 79. 



TYPE: British Mus. 



TYPE LOCALITY: Amula, Guerrero, Mexico. 

 Messicobolus platyops (Pocock). New combination. 



Spirobolus platyops Pocock 1908, p. 76. 



