(ˌ)ikˌtidəˈsȯrēə, ˌiktədōˈs- noun plural
Usage: capitalized
Etymology: New Latin, from Greek iktid-, iktis yellow-breasted marten + New Latin -o- + -sauria
: an order of Reptilia comprising a number of imperfectly known Upper Triassic forms intermediate in character between the therapsids and the most primitive true mammals — compare microconodon