FIGURE 4 in Taxonomic status of the genera Amphipholizona H. L. Clark, 1915 (Ophiuroidea, Ophiolepididae) and Amphigyptis Nielsen, 1932 (Hemieuryalidae): systematic placement and synonymy

FIGURE 4. Morphological characters of Amphipholizona perplexa (Nielsen, 1932) new comb. (A) Dorsal view; (B) Ventral view; (C) Detail of the oral frame; (D) Detail of the disc; (E) Genital plates; (F) Ventral view of the arm; (G) Dorsal view of the arm. Abr: abradial genital plate; Adr: adradial genital plate; ADS: adoral shield; AS: arm spine; BS: bursal slit; DAP: dorsal arm plate; IP: infradental papillae; IT: interrradius; LAP: lateral arm plate; OP: oral papillae; OS: oral shield; RS: radial shield; TS: tentacle scale; VAP: ventral arm plate. (Photos 5A, B, F and G courtesy of Rafael B. Moura).