Comprehensive DescriptionRead full entry
DescriptionDisk circular with interradial protruding (dd = 1.2 to 10.2 mm). Disk totally covered with short multifid spinules and spines. Radial shields nearly touching distally and separated by a row of scales and spinules (Fig. 2J).Ventral side of the disk sparsely covered by small spines and scales (Fig. 2K). Oral shields wider than long and diamond shaped with lateral sides lobate; madreporite evident. Adoral shields triangular, small and in contact. Oral papillae lacking. A dental papillae cluster at the ventral apex of the jaw (Fig. 2L). Dorsal arm plates pentagonal with rounded edges (Fig. 2H). Ventral arm plates wider than long, wider on the distal edge. Up to eight serrated and hyaline arm spines; top-most spine is usually short, second or third are the longest. One small tentacle scale (Fig. 2I). Color of the disk bluish-purple (Fig. 2G). Mouth area whitish-yellow (Fig. 2K, L).