Belongs within: Anguimorpha. The Anguidae, glass lizards and allies, are a group of lizards found in Eurasia, northern Africa and the Americas that are characterised by rectangular scales, osteoderms in the ventral skin, a reduced supratemporal arch and striations on the medial face of the tooth crowns (Animal Diversity Web). Many have limbs reduced or… Continue reading Anguidae


Belongs within: Lepidosauria.Contains: Gymnophthalmidae, Teiidae, Podarcis, Lacerta. The Lacertoidea are a group of lizards including the Old World Lacertidae and the New World Teioidea. Members of the clade have an inflated, widely open adductor fossa in the jaw and heterodont dentition. The Teioidea are further united by the presence of infralingual plicae (Pellegrino et al.… Continue reading Lacertoidea


Belongs within: Lacertoidea. Lacerta, the green lizards, is a genus of relatively large and often brightly coloured lizards found in Europe and western Asia, with the highest density of species in southern Europe. The sand lizard Lacerta agilis is found over a large part of temperate Eurasia, albeit with a patchy distribution in some areas;… Continue reading Lacerta


Belongs within: Colubridae.Contains: Coluber. The Colubrinae are a group of snakes characterised by possession of a single sulcus spermaticus on the hemipenis and the reduction of the posterior hypapophyses to keels (Vidal et al. 2000). <==Colubrinae | i. s.: Macroprotodon cucullatusVH02 | Hapsidophrys smaragdinaVH02 | Dispholidus typusVH02 | Phyllorhynchus decurtatusVH02 | Chilomeniscus cinctusVH02 |–+–+–Gastropyxis smaragdinaVK00… Continue reading Colubrinae


Belongs within: Caenophidia.Contains: Bothrops, Crotalus. The Viperidae, vipers, are a family of venomous snakes with a characteristic fang arrangement: the maxilla is reduced, with the fangs the only teeth present. The maxilla rotates to either hold the fangs erect (when striking) or flat against the roof of the mouth (when at rest). The venom contains… Continue reading Viperidae


Belongs within: Colubrinae. Coluber, the racers, is a genus of large non-venomous snakes that has been variously treated as included a range of Holarctic species or restricted to the North American Coluber constrictor. The race of racers Published 9 October 2021 Snakes are, for the most part, fairly retiring animals, little seen even in areas… Continue reading Coluber


Belongs within: Iguania.Contains: Ctenophorus, Tympanocryptis, Diporiphora, Phrynocephalus, Uromastyx, Agama. The Agamidae, dragons, are a family of lizards found in much of the Old World. Most are diurnally active and terrestrial with a smaller number being arboreal. Agamids are characterised by juxtaposed body scales, often with enlarged tubercles and spines, and a broad, flat, fleshy tongue that… Continue reading Agamidae

Categorised as Iguania


Belongs within: Macrostomata. The Boinae are a primarily Neotropical group of moderate-sized to large snakes. Vertebrae of boines possess paracotylar fossae and foramina; straight, posteromedially angled interzygapophyseal ridges; and a vaulted, bi-angled posterior margin on the neural arch (Head et al. 2009). <==Boinae |–+–Acrantophis madagascariensisVH02 | `–Candoia carinataVH02, HB09 `–Boa Linnaeus 1758VH02, L58 |–B. canina… Continue reading Boinae


Belongs within: Colubriformes.Contains: Pseudorabdion, Lampropeltis, Coluber, Elaphe. The Colubridae are a cosmopolitan group of snakes, including both non-venomous and rear-fanged venomous species, characterised by the presence of solid teeth on the maxilla, palatine, pterygoid and dentary, but never on the premaxilla. Colubridae [Colubrinae] |–+–AhaetullaBG20 | | |–A. nasutusS72 | | `–A. prasinaBG20 | `–Dendrelaphis Boulenger 1890BG20, C18 |… Continue reading Colubridae

Categorised as Unidentata


Belongs within: Colubriformes.Contains: Thamnophis. The Natricinae, watersnakes, are a group of snakes characterised by the presence of hypapophyses on all dorsal vertebrae, and minutely spinose hemipenes bearing one or more enlarged basal hooks. Members of the subfamily commonly hunt around water, feeding on small aquatic vertebrates. Natricidae [Natricinae] |–+–+–XenochrophisBG20 | | | |–X. flavipunctatusVH02 |… Continue reading Natricidae

Categorised as Unidentata