The word "Eupryion" is spelled with the Greek prefix "eu-" meaning "good" or "well" and the word "pyr" meaning "fire". The correct IPA phonetic transcription for this word is /jʊˈpraɪən/. The first syllable "eu-" is pronounced with a "yoo" sound, followed by a stressed second syllable pronounced as "pry" with a diphthong "ai" sound, and ending with an unstressed syllable pronounced as "ən". Thus, the spelling of "Eupryion" accurately reflects its pronunciation.