FIGURE 44. 1. Jacobsomys dailyi n. sp. holotype specimen (UCMP 320578), labial view of right mandible with M₁ and dorsal position of dental foramen. SEM image. Scale equals 1 mm. 2. Jacobsomys dailyi n. sp. holotype specimen (UCMP 320578), occlusal view of right mandible with M₁. SEM image. Scale equals 0.1 mm.