original description
Chamberlin, R. V. (1923). Results of the Bryant Walker Expeditions of the University of Michigan to Colombia, 1913, and British Guiana, 1914. The Diplopoda. <em>Occasional Papers of the Museum of Zoology, University of Michigan.</em> 133: 1-83., available online at http://hdl.handle.net/2027.42/56572
page(s): 16 [details]
source of synonymy
Jeekel, C. A. W. (2004). A bibliographic catalogue of the "Cambaloidea" (Diplopoda, Spirostreptida). Myriapod Memoranda, 7: 43-109
page(s): 93 [details]
new combination reference
Hoffman, R. L.; Florez, E. (1995). The milliped genus Phallorthus revalidated: another facet of a taxonomic enigma (Spirostreptida: Pseudonannolenidae). Myriapodologica, 3(13): 115-126. Martinsville
page(s): 120; note: Phallorthus lorenzonus [details]
From editor or global species database