@article{CipolaKatz2021,
  author    = {Nikolas G. Cipola and Aron D. Katz},
  title     = {Morphological and molecular analysis of Willowsia nigromaculata (Collembola, Entomobryidae, Entomobryinae) reveals a new cryptic species from the United States},
  journal   = {European journal of taxonomy},
  volume    = {2021},
  number    = {739},
  pages     = {92 -- 116},
  doi       = {10.5852/ejt.2021.739.1269},
  year      = {2021},
}