<==o Caudofoveata Boettger, 1955 [Crystallophrissonidea; Chaetodermatidea; Chaetodermatida Simroth, 1893] |-- Prochaetodermatidae Salvini-Plawen, 1975 `--o Chaetodermida [Chaetodermatidea; Chaetodermatida Simroth, 1893] |--o Limifossoridae Salvino-Plawen, 1970 | `--o Limifossor Heath, 1904 | |-- L. fratula Salvini-Plawen, 1992 | |-- L. hexadentatus Heath, 1911 | |-- L. holopeltatus Salvini-Plawen, 1992 | |-- L. profundus Salvini-Plawen, 1992 | `-- L. talpodeus Salvini-Plawen, 1992 |--o Metachaetodermatidae Ivanov, 1979 [Limifossoridae Salvino-Plawen, 1970] | `--o Metachaetoderma Thiele, 1913 | `-- M. challengeri (Nierstrasz, 1902) |--o Scutopidae Ivanov, 1979 [Limifossoridae Salvino-Plawen, 1970 (in partim)] | |--o Psilodens Salvini-Plawen, 1977 | | |-- P. elongatus (Salvini-Plawen, 1972) [Limifossor elongatus Salvini-Plawen, 1972] | | `-- P. tenuis (Salvini-Plawen, 1972) [Psilodens tennuis (Salvini-Plawen, 1972)] | `--o Scutopus Salvini-Plawen, 1968 | |-- S. chilensis Salvini-Plawen, 1972 | |-- S. megaradulatus Salvini-Plawen, 1972 | |-- S. robustus Salvini-Plawen, 1970 | `-- S. ventrolineatus Salvini-Plawen, 1968 |-- Chaetodermatidae Theel, 1875 [incl. Crystallophrissonidae] `-- Falcidentidae Ivanov, 1979
Reference(s):
Special thanks to:
Jos H. M. Dols, for gathering taxonomic information and species of these animals.