Niger stingray [SEP] parent taxon
Niger stingray
The Niger stingray or smooth freshwater stingray, "Dasyatis garouaensis", is a species of stingray in the family Dasyatidae, native to rivers in Nigeria and Cameroon. Attaining a width of , this species can be distinguished by its thin, almost circular pectoral fin disk, slightly projecting snout tip, and mostly smooth skin with small or absent dermal denticles. The Niger stingray feeds on aquatic insect larvae and is ovoviviparous. The long stinging spine on the tail of this ray can inflict a painful wound. It has
Pachybatrachus
Pachybatrachus is an extinct genus of prehistoric amphibian.
Pachybatrachus fossils have been found in the In Beceten formation located in Tahoua, Niger. Its parent taxon is Pachycentrata.
The fossils have been dated to the late/upper Coniacian to Santonian periods.
These amphibians are anurans, of the family Pipidae. They are distinguished by a few soft anatomical characters, namely their larvae, and many skeletal features that involve the structure of the skull and the vertebral column. Their typical size ranges from 0.8 to 1.2 in