Tortoise and turtles are the most familiar members of the subclass Anapsida. These are slow-moving reptiles that belong to the order Testudines. They have a bony shell that protects their body from predators. The shell consists of two parts: the carapace (upper shell) and the plastron (lower shell). Tortoises are land-dwelling, while turtles are aquatic. They have a lifespan of up to 100 years, making them one of the longest-lived animals on the planet.


Tuatara is a reptile that belongs to the order Rhynchocephalia. They are the only living species of this order and are found only in New Zealand. They have a distinct appearance, with a spiny crest on their back and a third eye on top of their head. Tuatara is a nocturnal reptile that feeds on insects, lizards, and small mammals.


Lizards are a diverse group of reptiles that belong to the order Squamata. They are found in all continents except Antarctica and range in size from a few centimeters to over two meters. Lizards have a scaly skin and can change color to blend in with their surroundings. They are carnivorous and feed on insects, small mammals, and other lizards.


Snakes are elongated reptiles that belong to the order Squamata. They are found on all continents except Antarctica and have a diverse range of habitats, from deserts to rainforests. Snakes have a unique ability to swallow prey whole, thanks to their flexible jaws. They are carnivorous and feed on rodents, birds, and other snakes.


In conclusion, the living reptiles belonging to the subclass Anapsida include tortoise and turtles, tuatara, lizards, and snakes. These reptiles have unique characteristics and adaptations that allow them to survive in their respective habitats.

4) snakes