Another Name for a Sun Dog or Mock Sun

Puzzle 4 of Anthropology Hard Pack

Question is: Another Name for a Sun Dog or Mock Sun

and the answer is: PARHELION

Word Meaning:

PARHELION — Synonym of sun dog (“a bright spot in the sky, usually one of two on the parhelic circle on both sides of the sun (or occasionally above and below it), caused by the refraction of the sun's image through ice crystals”).

Definitions from Wiktionary.