Ptychadena

"Grass frog" redirects here. For other uses, see Grass frog (disambiguation).

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]

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

Species

The following species are recognised in the genus Ptychadena :^[5]

• Ptychadena aequiplicata (Werner, 1898)
• Ptychadena amharensis (Smith, Noonan, and Colston, 2017)
• Ptychadena anchietae (Bocage, 1868)
• Ptychadena ansorgii (Boulenger, 1905)
• Ptychadena arnei (Perret, 1997)
• Ptychadena baroensis (Smith, Noonan, and Colston, 2017)
• Ptychadena beka (Goutte et al, 2021)
• Ptychadena bibroni (Hallowell, 1845)
• Ptychadena boettgeri (Pfeffer, 1893)
• Ptychadena broadleyi Stevens, 1972
• Ptychadena bunoderma (Boulenger, 1907)
• Ptychadena christyi (Boulenger, 1919)
• Ptychadena chrysogaster Laurent, 1954
• Ptychadena cooperi (Parker, 1930)
• Ptychadena doro (Goutte et al, 2021)
• Ptychadena delphina (Goutte et al, 2021)
• Ptychadena erlangeri (Ahl, 1924)
• Ptychadena gansi Laurent In Gans, Laurent & Pandit, 1965
• Ptychadena goweri Smith, Noonan, and Colston, 2017
• Ptychadena grandisonae Laurent, 1954
• Ptychadena guibei Laurent, 1954
• Ptychadena harenna Largen, 1997
• Ptychadena hylaea Schmidt and Inger, 1959
• Ptychadena ingeri Perret, 1991
• Ptychadena keilingi (Monard, 1937)
• Ptychadena levenorum (Smith, Noonan, and Colston, 2017)
• Ptychadena longirostris (Peters, 1870)
• Ptychadena mahnerti Perret, 1996
• Ptychadena mapacha Channing, 1993
• Ptychadena mascareniensis (Duméril & Bibron, 1841)
• Ptychadena mossambica (Peters, 1854)
• Ptychadena mutinondoensis Channing and Willem, 2018
• Ptychadena nana (Perret, 1980)
• Ptychadena neumanni (Ahl, 1924)
• Ptychadena newtoni (Bocage, 1886)
• Ptychadena nilotica (Seetzen, 1855)
• Ptychadena nuerensis Smith, Noonan, and Colston, 2017
• Ptychadena obscura (Schmidt & Inger, 1959)
• Ptychadena oxyrhynchus (Smith, 1849)
• Ptychadena perplicata Laurent, 1964
• Ptychadena perreti Guibé & Lamotte, 1958
• Ptychadena porosissima (Steindachner, 1867)
• Ptychadena pujoli Lamotte & Ohler, 1997
• Ptychadena pumilio (Boulenger, 1920)
• Ptychadena retropunctata (Angel, 1949)
• Ptychadena robeensis (Goutte et al, 2021)
• Ptychadena schillukorum (Werner, 1908)
• Ptychadena stenocephala (Boulenger, 1901)
• Ptychadena straeleni (Inger, 1968)
• Ptychadena submascareniensis (Guibé & Lamotte, 1953)
• Ptychadena subpunctata (Bocage, 1866)
• Ptychadena superciliaris (Günther, 1858)
• Ptychadena taenioscelis Laurent, 1954
• Ptychadena tellinii (Peracca, 1904)
• Ptychadena tournieri (Guibé & Lamotte, 1955)
• Ptychadena trinodis (Boettger, 1881)
• Ptychadena upembae (Schmidt & Inger, 1959)
• Ptychadena uzungwensis (Loveridge, 1932)
• Ptychadena wadei Largen, 2000