After Frost, 2000-2002 [AMNH Amphibian species of the World]
<==o Hyperoliidae (ruokosammakot)
|--o Hyperoliinae
| |-- Callixalus
| |-- Chrysobatrachus
| |-- Cryptothylax
| |-- Heterixalus
| |-- Hyperolius (ruokosammakot)
| |-- Opisthothylax
| `-- Tachycnemis
|--o Kassininae
| |-- Afrixalus
| |-- Kassina
| |-- Kassinula
| |-- Phlyctimantis
| `-- Tornierella
|--o Leptopelinae
| |-- Acanthixalus
| `-- Leptopelis
`--o Tachycneminae
`-- Tachycnemis
Reference(s):
Carroll, R. L., 1988: Vertebrate paleontology and evolution.
--W. H. Freeman and company, New York, 1988, 698.
Carroll, R. L., 1988: Appendix. 594-648.
in Carroll, R. L. 1988: Vertebrate paleontology and evolution.
--W. H. Freeman and company, New York, 1988, 698.
–iNet: The Tree of Life Project: http://tolweb.org/tree