Skarzynski & Smolis 2006. Description of Ceratophysella robustiseta sp. n. from greenhouses in England, with notes on synonymy of C. postantennalis Yosii, 1966 and taxonomic status of C. morula Deharveng & Bourgeois, 1991 (Collembola: Hypogastruridae). Revue Suisse de Zoologie, 113(2), Juin 2006: 297-303