Fig. 9. Asterostegus tuberculatus Mortensen, 1933 in A taxonomic review of the genus Asterostegus (Echinodermata: Ophiuroidea), with the description of a new species

Fig. 9. Asterostegus tuberculatus Mortensen, 1933 (SMNH 123461). A. Aboral middle portion of arm. B. Aboral distal portion of arm. C. Oral proximal portion of arm. D. Oral middle portion of arm. E. Oral distal portion of arm. F. Lateral distal portion of arm. Abbreviations: AS = arm spine, LAP = lateral arm plate, Tu = tubercle.