Jiang, J., Yin, W., Chen, J. and Bernard, E.C. 2011. Redescription of Hypogastrura gracilis, synonymy of Ceratophysella quinidentis with C. duplicispinosa, and additional information on C. adexilis (Collembola: Hypogastruridae). Zootaxa. 2822, 1 (Apr. 2011), 41–51. DOI:https://doi.org/10.11646/zootaxa.2822.1.2.