Figure 3 in The oldest cinctan carpoid (stem-group Echinodermata), and the evolution of the water vascular system

Figure 3. Protocinctus mansillaensis gen. et sp. nov. reconstruction. A, C, dorsal view. B, ventral view. D, E, frontal views. Abbreviations: asi, articulation with the supracentral integument; asp, articulation with the supraoral plate; divi, depression in the interior ventral integument; evi, exterior of ventral integument; im, interior of the marginal plates; ip, intercalated plate; ivi, interior of the ventral integument; M0–5, marginal plates 0–5 (l, left and r, right); P, porta; sof, suropercular facets.