Straight muscles of head of pig, 312 sinus, 591 Stratum corneum, 761 germinativum, 761 of hoof, 768 periosteale of hoof, 769 vitreum of body, 769 Stria lateralis, 671 medullaris, 665 terminalis, 665 Striæ acusticæ, 662 olfactorii, 671