Adi Shesha : lit, The first of all the snakes, mount of Hindu God Vishnu; descended to Earth in human form as Lakshmana and Balarama.
Boreas (Aquilon to the Romans): the Greek god of the cold north wind, described by Pausanias as a winged man, sometimes with serpents instead of feet.[1]
Chaac: the Maya civilization rain god, depicted in iconography with a human body showing reptilian or amphibian scales, and with a non-human head evincing fangs and a long, pendulous nose.
Serpent: an entity from the Genesis creation narrative occasionally depicted with legs, and sometimes identified with Satan, though its representations have been both male and female.[3]
Suppon No Yurei: A turtle-headed human ghost from Japanese mythology and folklore.
Tlaloc: Aztec god depicted as a man with snake fangs.
Typhon, the "father of all monsters" in Greek mythology, had a hundred snake-heads in Hesiod,[4] or else was a man from the waist up, and a mass of seething vipers from the waist down.
Xian: immortal beings in Taoism who were sometimes depicted as humanoids with reptile and human features in the Han Dynasty[5]
Wadjet pre-dynastic snake goddess of Lower Egypt - sometimes depicted as half snake, half woman.
Zahhak, a figure from Zoroastrian mythology who, in Ferdowsi's epic Shahnameh, grows a serpent on either shoulder.
Folklore
Cuca, an humanoid alligator witch from Brazilian folklore.
Enchanted Moura from Portuguese and Galician folklore appears as a snake with long blonde hair.
Kappa: Turtle-like humanoids from Japanese mythology and folklore.
Zafiro from Disney's Gargoyles is a Gargoyle who has a red-skinned snake-bodied gargate, with two humanoid arms and feathered wings, reminiscent of Kukulcan in Mayan myth and leader of his gargoyle clan