PLATK XI. 



Fi;,,'. i. Nicella coralloides n. sp. Group of five spicules, a, b, c, J and e. 330. 



Fig. 2. Nicella carinata n. sp. Group of three spicules, a, b and c. ■ 330. 



3. Ellisella flava n. sp. Group of three spicules, a, b and c. X 330. 



Fig. 4. Plumigorgia hydroides n. sp. Group <>f four spicules, <z, ^, c and ( /. • 330. 



5. Isidoides armata n. sp. Group of five spicules, a, b, c, d and e. X 1 10. 



