Melzer, S., Bell, T., & Patterson, G. B. (2017).

Hidden conservation vulnerability within a cryptic species complex: taxonomic revision of the spotted skink (Oligosoma lineoocellatum; Reptilia: Scincidae)
from New Zealand

. Zootaxa, 4300(3), 355–379. https://doi.org/10.11646/zootaxa.4300.3.2