Cardinal cell: Odonata; see triangle.
Cardioblasts: a string or row of cells in the embryo giving rise to the heart or dorsal vessel.
Cardio-coelom: that part of the coelom that forms the pericardium.
Cardio-coelomic: applied to the venous openings from the heart to the body cavity.
Cardo, pl. Cardines: the hinge or basal sclerite of the maxilla by means of which it is jointed to the head.
Carina -ae: an elevated ridge or keel, not necessarily high or acute. Carinate: a surface having carinae.
Carinula -ae: a little carina or keel-like ridge; specifically, the longitudinal elevation on the middle of snout in Rhynchophora.
Carinulate: a surface with small and rather numerous carinae.
Cariose -ous: corroded; appearing as if worm-eaten.
Carminate -ed: mixed or tinged with carmine.