Cryophilic Isotomidae (Collembola) of the Northwestern Rocky Mountains, U. S. A. Author Fjellberg, Arne text Zootaxa 2010 2513 27 49 journal article 10.5281/zenodo.196078 3afa748f-2467-40ae-83ec-00984bfe7362 1175-5326 196078 The cryophila group The following four new species and two probably undescribed species (sp. A and sp. B) form a group characterized by an almost white body with dark eye-spots and a 5-toothed mucro. This grouping may not necessarily have a phylogenetic significance, but the diversity of such similar forms in a limited mountainous area is notable.