FIGURE 9 in Morphological variation and systematics of Dipsas catesbyi (Sentzen, 1796) and Dipsas pavonina Schlegel, 1837 (Serpentes: Dipsadinae)

FIGURE 9. Cephalic muscle and glands of Dipsas pavonina (MPEG 2740). A—lateral view of head; B—Harder's gland detail. Abreviations: aem—M. adductor mandibulae externus medialis; aep—M. adductor mandibulae externus profundus; aes—M. adductor mandibulae externus superficialis; H.g.—Harder's gland; i.g—infralabial gland; lao—M. levator anguli oris; n.g—nasal gland; p.g—premaxillary gland; pg1—M. superficialis pterigoideus; r.g—rictal gland; s.g—supralabial gland. Scale bar = 5 mm.