Sag´ittate, a. Arrow-head shaped; an elongated cordate figure with pointed lobes.

Sali´va, n. Spittle.

Sal´ivary Glands. Organs secreting saliva.

Sal´tatory, a. Progressing by leaps. Opposed to ambulatory or gradient.

San´guis, n. Blood.

Saphe´na, n. Principal vein of the leg.

Sarcolem´ma, n. Same as myolemma.

Sartor´ius, a. Name of a certain muscle of the leg.

Saurop´sida, n. A primary group of vertebrata, comprising birds and reptiles.

Sauru´ræ, n. pl. Name of a certain primary group of Aves formed for the reception of the Archæopteryx.