Head and trunk of Ichthyophis glutinosus

Ventral view of the head and trunk of Ichthyophis glutinosus, a batrachia, or amphibian. Mn, Mandible. Hy, Hyoid. Br1, Br2, Br3, Branchial arches. Gl, Glottis. Tr, Trachea. Ivc, Inferior vena cava. V, Ventricle. Au, Auricles. Rsvc, Lsvc, right and left superior cavae. Ta, Truncus arteriosus. Ao, Left aortic arch. P.A., Right pulmonary artery. The pericardium (lightly shaded) extends as far as the bifurcation of the synangium.
Source: 1911 EB, Vol. 3, Page 527

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