stria spinosa

stri·a spi·no·'sa

a faint groove occasionally caused by the chorda tympani nerve on the spine of the sphenoid. Synonym(s): Lucas groove, sulcus spinosus

Lucas,

Richard C., English anatomist and surgeon, 1846-1915. Lucas groove - a faint groove occasionally caused by the chorda tympani nerve on the spine of the sphenoid. Synonym(s): stria spinosa