FIGURE 3 in Taxonomic status of the genera Amphipholizona H. L. Clark, 1915 (Ophiuroidea, Ophiolepididae) and Amphigyptis Nielsen, 1932 (Hemieuryalidae): systematic placement and synonymy

FIGURE 3. Some internal skeletal characters of Amphipholizona delicata H.L. Clark, 1915: (A) Ventral view of the disc showing the genital plates; (B) SEM image of the pair of adradial genital plate; (C) adradial genital plate, showing the long groove which contacts the two first lateral arm plates (arrow); (D) specimen with disc removed, showing skeletal structures. Abr: abradial genital plate; Adr: adradial genital plate; AS: arm spine; DAP: dorsal arm plate; G: gonad; LAP: lateral arm plate; SA: arm spine articulation; T: teeth.