Shear, W. A. (2003). The milliped family Trichopetalidae, part 1: Introduction and genera Trigenotyla Causey, Nannopetalum n. gen., and Causeyella n. gen. (Diplopoda: Chordeumatida: Cleidogonoidea). Zootaxa, 321: 1-36. Auckland page(s): 22-23, Figs. 13–15 [details]
original descriptionShear, W. A. (2003). The milliped family Trichopetalidae, part 1: Introduction and genera Trigenotyla Causey, Nannopetalum n. gen., and Causeyella n. gen. (Diplopoda: Chordeumatida: Cleidogonoidea). Zootaxa, 321: 1-36. Auckland page(s): 22-23, Figs. 13–15 [details]
Present Inaccurate Introduced: alien Containing type locality