Answer: coni

AnswerCrossword Clue
CONIGeometric figures: Lat.
conia conical prolongation of the right ventricle in mammals from which the pulmonary arteries emerge called also conus
coniCONUS, an anatomical part in mammals
coniprolongation of the ventricle of amphibians and some fishes that has a spiral valve separating venous blood going to the respiratory arteries from blood going to the aorta and systemic arteries