46 U.S. NATIONAL MUSEUM BULLETIN 266 



Genus TAPHRODESMUS Silvestri 1910, p. 357. 



TYPE SPECIES: Taphrodesmus vestitus Silvestri, by original desig- 

 nation. 

 Taphrodesmus vestitus Silvestri 1910, p. 357. 



TYPE: Lab. Zool., Portici? 



TYPE LOCALITY: Jalapa, Mexico. 



Family STYLODESMIDAE 

 Genus AIROCAULON Loomis 1964a, p. 66. 



TYPE SPECIES: Airocaulon humerosum Loomis, by original designa- 

 tion. 

 Airocaulon humerosum Loomis 1964a, p. 66. 



TYPE: Chicago Nat. Hist. Mus. 



TYPE LOCALITY: Almirante, Bocas del Toro Prov., Panama. 



Genus APSYMA Chamberlin 1943b, p. 65. 



TYPE SPECIES: Apsyma atopa Chamberlin, by original designation. 

 Apsyma atopa Chamberlin 1943b, p. 65. 

 TYPE: Collection of R. V. Chamberlin. 

 TYPE AND PARATYPE LOCALITY: San Rafael, Mexico. 



Genus AUGESMUS Chamberlin 1951, p. 77. 



TYPE SPECIES: Cynedesmus varilobatus Loomis, by original desig- 

 nation. 

 Augesmus trinus (Loomis). 



Cynedesmus trinus Loomis 1959a, p. 5; 1964a, p. 67. 



TYPE: U.S. Nat. Mus., no. 2936. 



TYPE AND PARATYPE LOCALITY: Monte Lirio, Canal Zone. 



OTHER LOCALITIES: Cerro Campana, Panama Prov., Panama (Loomis 

 1961); Barro Colorado Island, Canal Zone (Loomis 1964b). 



Genus BOLIVARESMUS Chamberlin 1942b, p. 10. 



TYPE SPECIES: Bolivaresmus sabinus Chamberlin, by original desig- 

 nation. 

 Bolivaresmus sabinus Chamberlin 1942b, p. 10. 



TYPE: Escuela Nat. Mexico City. 



TYPE LOCALITY: Cueva de los Sabinos, Valles, San Luis Potosi, 

 Mexico. 



PARATYPE LOCALITIES: Same and Cueva Chica (probably same gen- 

 eral area, Loomis). 



Genus BOTRYDESMUS Loomis 1934, p. 62. 



Prionodesmus Loomis 1959a, p. 7; 1964a, p. 67. 



TYPE SPECIES: Botrydesmus lutosus Loomis, by original designa- 

 tion. 



