original description
Shear, W. A. (1982). Cabraca unigon, n. gen., n. sp., a remarkable new cleidogonid milliped from Mexico (Chordeumatida: Cleidogonidae). <em>Myriapodologica.</em> 1 (10): 63-68. Radford.
page(s): 64 [details] Available for editors 
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., available online at https://www.biodiversitylibrary.org/page/63590410
page(s): 211 [details]
From editor or global species database