| Ptychadena | |
|---|---|
| |
| Ptychadena mascareniensis | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Amphibia |
| Order: | Anura |
| Family: | Ptychadenidae |
| Genus: | Ptychadena Boulenger, 1917 |
| Type species | |
| Rana mascareniensis Duméril and Bibron, 1841
| |
Ptychadena is a genus of frogs in the grassland frog family, Ptychadenidae.[1][2] They are distributed in Sub-Saharan Africa, as well as nilotic Egypt. The common names of this genus are ridged frogs and grass frogs.[1] This type of family have many different characteristics such as the species, Ptychadena neumanni who have long hindlimbs and a large ear drum compared to the Ptychadena erlangeri, for example.[3] They also have a unique bone structure which is a fusion between the presacral vertebrae and sacrum.[4]
- ^ a b Frost, Darrel R. (2014). "Ptychadena Boulenger, 1917". Amphibian Species of the World: an Online Reference. Version 6.0. American Museum of Natural History. Retrieved 7 February 2014.
- ^ "Ptychadena Boulenger, 1917". Integrated Taxonomic Information System.
- ^ Goutte, Sandra; Reyes-Velasco, Jacobo; Freilich, Xenia; Kassie, Abeje; Boissinot, Stephane (2 November 2021). "Taxonomic revision of grass frogs (Ptychadenidae, Ptychadena) endemic to the Ethiopian highlands". ZooKeys (1016): 77–141. doi:10.3897/zookeys.1016.59699. ISSN 1313-2970. PMC 7892535. PMID 33628080.
- ^ Blackburn, David C.; Roberts, Eric M.; Stevens, Nancy J. (4 March 2015). "The earliest record of the endemic African frog family Ptychadenidae from the Oligocene Nsungwe Formation of Tanzania". Journal of Vertebrate Paleontology. 35 (2): e907174. doi:10.1080/02724634.2014.907174. ISSN 0272-4634. S2CID 53369792.