Nomenclatural notes on Agama spinosa Gray, 1831 and Agama aspera Daudin, 1802 Author Denzer, Wolfgang Society for Southeast Asian Herpetology, Calle Rio Segura 26, 30600 Archena, Spain Author Campbell, Patrick D. Science Department, Darwin Centre, Natural History Museum, Cromwell Road, South Kensington, London SW 7 5 BD, UK text Zootaxa 2024 2024-01-22 5403 3 391 395 http://dx.doi.org/10.11646/zootaxa.5403.3.9 journal article 10.11646/zootaxa.5403.3.9 1175-5326 10562080 A26B562F-A633-4AE3-B6A4-893131FEEBA7 Agama aspera Werner, 1893 Type (s) unknown Type locality : Algerian Sahara, between Kef-el-Dhor and Chegga ; Biskra-Bordj-Saada; Zab-el-Zig south of El Meranyer Nomenclatural status : invalid junior homonym of Agama aspera Daudin, 1802 and junior subjective synonym of Trapelus mutabilis ( Merrem, 1820 ) The taxon name Agama aspera Werner, 1893 is not available for nomenclatural purposes within the genus Agama .