Ancient Egyptian deities purposes. Egyptian texts often refer to deities' true, underlying forms as "mysterious". The Egyptians' visual representations of their gods are therefore not literal. They symbolize specific aspects of each deity's character, functioning much like the ideograms in hieroglyphic writing. For this reason, the funerary god Anubis is commonly shown in Egyptian art as a dog or jackal, a creature whose scavenging habits threaten the preservation of buried mummies, in an effort to counter this threat and employ it for protection. His black coloring alludes to the color of mummified flesh and to the fertile black soil that Egyptians saw as
Anubis writers from the Roman period of Egyptian history designated that role as that of "psychopomp", a Greek term meaning "guide of souls" that they used to refer to their own god Hermes, who also played that role in Greek religion. Funerary art from that period represents Anubis guiding either men or women dressed in Greek clothes into the presence of Osiris, who by then had long replaced Anubis as ruler of the underworld. One of the roles of Anubis was as the "Guardian of the Scales." The critical scene depicting the weighing of the heart, in the "Book of the