Blood Vascular System of Garden Lizard | Chordata | Zoology

In this article we will discuss about the blood vascular system of garden lizard with the help of suitable diagrams. Heart: 1. External Features: Heart of the garden lizard (Calotes) is placed in the anterior part of the pleuroperitonial cavity. The heart is enclosed in a thin transparent membrane, the pericardium, which is lined with endocardium, thus, it is two-layered. [...]