Hoffman, R. L. (1954). Further studies on American millipeds of the family Euryuridae (Polydesmida). Journal of the Washington Academy of Sciences, 44(2): 49-58

original description

Hoffman, R. L. (1976). A new species in the diplopod genus Amplinus from El Salvador with comments on other members of the genus. Revue suisse de zoologie, 83(1): 39-44. Genève

source of synonymy

Hoffman, R. L. (1980). Classification of the Diplopoda. 1-237. Genève.

additional source

Hoffman, R. L. (1999). Checklist of the millipedes of North and Middle America. <em>Virginia Museum of Natural History, special publication.</em> 8: 1-584.

additional source