ˌɛktɹoʊmˈiːliə wʌz fˈɜːst dɪskˈʌvɚd ɪn nˈaɪntiːnhˈʌndɹɪd θˈɜːɾi wɛn sˈaɪəntɪsts stˈɑːɹɾᵻd tə jˈuːz mˈaɪs æz ɐ mˈɑːdəl fɔːɹ ɛɡzˌæmᵻnˈeɪʃənz ænd ɛkspˈɛɹɪmənts, ænd wʌz fˈɜːst əbzˈɜːvd ɪn ɐ kˈɑːləni ʌv lˈæbɹətˌɔːɹi mˈaɪs ɪn ˈɪŋɡlənd.
Ectromelia was first discovered in 1930 when scientists started to use mice as a model for examinations and experiments, and was first observed in a colony of laboratory mice in England.