He has attributes characteristic of similar Mesoamerican deities associated with rain, thunder and lightning, such as Tlaloc of central Mexico, and Chaac (or Chaak) of the Maya civilization.
[4][5] He is commonly represented on ceramics from the Zapotec area, from the Middle Preclassic right through to the Terminal Classic.
[6] In Zapotec myth, he made the sun, moon, stars, seasons, land, mountains, rivers, plants and animals, and day and night by exhaling and creating everything from his breath.
[6] In Zapotec art Cocijo is represented with a zoomorphic face with a wide, blunt snout and a long forked serpentine tongue.
[5] At the Late Classic Zapotec archaeological site of Lambityeco in Oaxaca, the stucco busts of Cocijo are depicted holding a jar spilling water in one hand and bolts of lightning in the other.