Boyer, S., Blakemore, R.J. and Wratten, S.D. 2011. An integrative taxonomic approach to the identification of three new New Zealand endemic earthworm species (Acanthodrilidae, Octochaetidae: Oligochaeta). Zootaxa. 2994, 1 (Aug. 2011), 21–32. DOI:https://doi.org/10.11646/zootaxa.2994.1.2.