FIGURE 7 in Asteroidea (Echinodermata) from shallow-waters of the remote oceanic archipelago Trindade and Martin Vaz, southeastern Atlantic, with taxonomic and zoogeographical notes

FIGURE 7. Mithrodia clavigera (Lamarck, 1816). A. Specimen from Trindade Island photographed in situ (MZUSP 1177). B–H. MZUSP 1631: B, C. Abactinal and actinal views. D. Abactinal plates and papulae. E. Detail of the madreporite. F. Mouth. G. Ambulacral spines. H. Tip of the arm, abactinal view. I–R. Scanning electron microscope (MZUSP 1175). I–K. Abactinal plates. L–N. Adambulacral plates. O. Abactinal spine. P–R. Ambulacral plates. Scale bars: B–C, 20 mm; D–H, 2 mm; I, K–N, 200 μm; J, P–R, 400 μm; O, 600 μm.