TEMNOPLEURIDAE A. Agassiz, 1872

Hegde, Mahabaleshwar R. & Rivonker, Chandrashekher U., 2013, A new record of Temnopleurus decipiens (de Meijere, 1904) (Echinoidea, Temnopleuroida, Temnopleuridae) from Indian waters, Zoosystema 35 (1), pp. 97-111 : 99

Family TEMNOPLEURIDAE A. Agassiz, 1872

DIAGNOSIS. — Test well sculptured, usually with distinct pits, troughs or pores at the angles of the sutures at least in juveniles and usually throughout life. Primary tubercles imperforate, with or without crenulation; those in ambulacral and interambulacral zones similar in size. Pore-pairs forming a simple adradial band which does not expand adorally. Apical disc dicyclic, peristome much larger than apical disc; buccal notches obsolete; Aristotle’s lantern of the camarodont type. Periproct subcircular with smooth edges (periproctal plates not indenting apical ring); ambulacra trigeminate, with echinid-style compounding ( Smith 2005).