IMPLACENTALIA
Source: 567
‖Im′pla‐cen‐ta″li‐a (?), n. pl. [[NL. See In- not, and Placental.]] (Zoöl.) A primary division of the Mammalia, including the monotremes and marsupials, in which no placenta is formed.
Source: 567
‖Im′pla‐cen‐ta″li‐a (?), n. pl. [[NL. See In- not, and Placental.]] (Zoöl.) A primary division of the Mammalia, including the monotremes and marsupials, in which no placenta is formed.