FIGURE 15 in Euryalid brittle stars from the International Indian Ocean Expedition 1963 - 64 (Echinodermata: Ophiuroidea: Euryalida)

FIGURE 15. Astrocladus socotrata, holotype (USNM 1072535), SEM photographs of ossicles. A–D, vertebrae at the basal portion of the arms, oral view (A), aboral view (B), distal view (C), basal view (D); E–H, vertebrae at the distal portion of the arm, oral view (E), distal view (F), basal view (G), aboral view (H); I, tubercle on aboral basal portion of the arm; J–K, hooklets-bearing plates on basal portion of the arm (J) and distal portion of the arm (K), arrow heads indicate articulations for hooklets. Orientations: ab, aboral side; ba, basal side; dis, distal side; o, oral side. Abbreviations: DT, depression for tentacle; RNC, radial nerve canal.Published as part of Baker, Alan N., Okanishi, Masanori & Pawson, David L., 2018, Euryalid brittle stars from the International Indian Ocean Expedition 1963 - 64 (Echinodermata: Ophiuroidea: Euryalida), pp. 1-27 in Zootaxa 4392 (1) on page 18, DOI: 10.11646/zootaxa.4392.1.1, http://zenodo.org/record/119443