Webster’s Revised Unabridged Dictionary · 1913
Rostrulum
Ros′tru·lum (-trụ·lŭm), n.; pl. Rostrula (#). [NL., dim. of L. rostrum a beak.] A little rostrum, or beak, as of an insect.
Webster’s Revised Unabridged Dictionary · 1913
Ros′tru·lum (-trụ·lŭm), n.; pl. Rostrula (#). [NL., dim. of L. rostrum a beak.] A little rostrum, or beak, as of an insect.