Results 31 to 40 of about 122 (93)

Figure 10 from: Goutte S, Reyes-Velasco J, Freilich X, Kassie A, Boissinot S (2021) Taxonomic revision of grass frogs (Ptychadenidae, Ptychadena) endemic to the Ethiopian highlands. ZooKeys 1016: 77-141. https://doi.org/10.3897/zookeys.1016.59699

open access: yes, 2021
Figure 10 Type specimens of Ptychadena amharensisA dorsal and ventral views of the juvenile holotype (XF140) B dorsal and ventral views of one of the three adult female paratypes (XF141)
Freilich, Xenia   +4 more
core   +1 more source

Figure 14 from: Goutte S, Reyes-Velasco J, Freilich X, Kassie A, Boissinot S (2021) Taxonomic revision of grass frogs (Ptychadenidae, Ptychadena) endemic to the Ethiopian highlands. ZooKeys 1016: 77-141. https://doi.org/10.3897/zookeys.1016.59699

open access: yes, 2021
Figure 14 Holotype of Ptychadena levenorum. Dorsal and ventral views of the male holotype (TJC219)
Freilich, Xenia   +4 more
core   +1 more source

On the anuran musculus pulmonum proprius

open access: yes, 2011
The present contribution provides a systematic survey on the variation of the musculus pulmonum proprius within Anura. Evidence is contrary to previous works that presented the muscle as an enigmatic feature present only in the family Pipidae.
Leandro Alcalde, Alcalde, Leandro
core   +1 more source

Figure 2 from: Reyes-Velasco J, Goutte S, Freilich X, Boissinot S (2021) Mitogenomics of historical type specimens clarifies the taxonomy of Ethiopian Ptychadena Boulenger, 1917 (Anura, Ptychadenidae). ZooKeys 1070: 135-149. https://doi.org/10.3897/zookeys.1070.66598

open access: yes, 2021
Figure 2 Comparisons of the topologies of the mitochondrial rRNA 16S (left) and ddRAD-seq (right) for members of the Ptychadena neumanni species complex. Type specimens are indicated in red in the 16S phylogeny.
Freilich, Xenia   +3 more
core   +1 more source

Evolutionary relationships in the African frog family Ptychadenidae, including the first molecular analysis, range extension, and distribution modelling of the monotypic genus Lanzarana

open access: yesAfrican Journal of Herpetology
The family Ptychadenidae contains three ecologically and morphologically distinct genera: the widespread, species-rich and above-ground dwelling Ptychadena, the less widespread and diverse, burrowing Hildebrandtia, and the little-known, burrowing, monotypic Lanzarana, endemic to Somalia.
Tadeáš Nečas   +5 more
openaire   +1 more source

Implications of summer breeding frogs from Langebaanweg, South Africa: Regional climate evolution at 5.1 mya

open access: yes, 2016
No direct palaeoclimatic proxies have been available to indicate the seasonality or amount of rainfall on the west coast of southern Africa during the Early Pliocene.
†David L. Roberts   +5 more
core   +1 more source

The amphibian tree of life

open access: yes, 2006
The evidentiary basis of the currently accepted classification of living amphibians is discussed and shown not to warrant the degree of authority conferred on it by use and tradition.
Campbell, J. A.   +31 more
core   +3 more sources

Systematics of the genus Ptychadena boulenger, 1917 (Anura: Ptychadenidae) from democratic Republic of the Congo

open access: yes, 2010
This thesis increases the scope of previous phylogenetic analyses that revealed high levels of genetic differentiation within the anuran genus Ptychadena.
Weber, Katrina M, Weber, Katrina Marie
core  

PTYCHADENIDAE:

open access: yes, 2022
Vences, M.   +3 more
openaire   +2 more sources

-151 - ASPECTS OF SPECIES RICHNESS AND SEASONALITY OF AMPHIBIANS AND REPTILES IN THE COASTAL BARRIER ISLAND OF BRASS (NIgERIA)

open access: yes, 2010
suMMARY. -The ecology of the communities of amphibians and reptiles are nearly unknown in the coastal barrier island forests of the Niger Delta, southern Nigeria.
John N Onwuteaka   +9 more
core  

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