(ofRhinocricus approximans Hoffman, 1950)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. page(s): 76; note: Anadenobolus approximans [details]
(ofRhinocricus approximans Hoffman, 1950)Chamberlin, R. V. (1947). Some records and descriptions of diplopods chiefly in the collection of the academy. Proceedings of the Academy of natural Science of Philadelphia, 99: 21-58. Philadelphia page(s): 39 [details]
(ofRhinocricus approximans Hoffman, 1950)Hoffman, R. L. (1950). Systematic notes on some Central American millipeds. Proceedings of the Biological Society of Washington, 63: 69-71 page(s): 69; note: pro Rhinocricus simulans Chamberlin, 1947 to Rhinocricus approximans [details]
(ofRhinocricus approximans Hoffman, 1950)Chamberlin, R. V. (1950). Three new genera and eight new species of western millipeds. <em>Natural History Miscellanea.</em> 68: 1-6. page(s): 6; note: nom nov Rhinocricus simulatus pro Rhinocricus simulans Chamberlin, 1947 [details]
original description(ofRhinocricus approximans Hoffman, 1950)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. page(s): 76; note: Anadenobolus approximans [details]
original description(ofRhinocricus approximans Hoffman, 1950)Chamberlin, R. V. (1947). Some records and descriptions of diplopods chiefly in the collection of the academy. Proceedings of the Academy of natural Science of Philadelphia, 99: 21-58. Philadelphia page(s): 39 [details]
original description(ofRhinocricus approximans Hoffman, 1950)Hoffman, R. L. (1950). Systematic notes on some Central American millipeds. Proceedings of the Biological Society of Washington, 63: 69-71 page(s): 69; note: pro Rhinocricus simulans Chamberlin, 1947 to Rhinocricus approximans [details]
original description(ofRhinocricus approximans Hoffman, 1950)Chamberlin, R. V. (1950). Three new genera and eight new species of western millipeds. <em>Natural History Miscellanea.</em> 68: 1-6. page(s): 6; note: nom nov Rhinocricus simulatus pro Rhinocricus simulans Chamberlin, 1947 [details]
Present Inaccurate Introduced: alien Containing type locality