71 



Reniera madrepora, n. sp. Tuticorin. Colour not recorded. 

 Pach.ychalina multiformis, Lendenfeld. sp. (var. manaarftnsis nov.) 



Tuticorin. Pale violet, or light pink. 



,, delicatula, n. sp. Tuticorin. Colour not recorded. 



,, spinilamella, n. sp. Tuticorin. Pale yellow. 



Siphonochalina communis, Carter, sp. Tuticorin. Bluish brown. 



Gt'lliodes carnosa, n. sp. Tuticorin. Gi-ey. 



lotrochota baculifera, Ridley (var. flabellata, Bendy). Ram6s- 



varam and Tuticorin. Dark purple. 

 Tedania digitata, Schmidt, sp. Ramesvaram. Ped. 

 Clathria indica, n. sp. Tuticorin. Frequently incrusting pearl 

 oyster. Bright red. 

 ,, corallitincta, n. sp. Tuticorin. Coral-red. 

 Phaphidophlus spiculosus, n. sp. Tuticorin. Vermilion. 

 Hymeniacidon ? faetida, n. sp. Tuticorin. Grey ; smells like vale- 

 rian when dry. 

 Phakellia ridleyi, n. sp. Ramesvaram. Red. 

 Ciocalypta tyleri, Bowerhank (var. manaarensis nov.). Tuti- 

 corin. White. 

 Acanthella carteri, n. sp. Tuticorin. Orange. 

 Aulbtta aurantiaea, n. sp. Tuticorin. Orange-red. 

 Axinella donnani, Bowerhanh. Ramesvaram, and Tuticorin pearl 

 banks. Orange. 

 ,, labyrinthica, n. sp. Tuticorin. Orange. 

 ,, tubulata, sp. Boioerhank. Ramesvaram, and Tuticorin 

 pearl banks. Inhabited by commensal tubi- 

 colous Oligochoete worms. Pinkish-red or red. 

 Raspailia fruticosa,. n. sp. Ramesvaram. Pink. 



,, thurstoni, n. sp. Ramesvaram. Dry shore-specimens. 

 Suberites inconstans, n. sp. Between tide-marks, Pamban. 

 ,, a var. mseandrina. Brown. Canal system of var. 



moeandrina inhabited by Ophiu- 

 roids. 

 „ P var. digitata. 

 ,, y var. globosa. 



CERATOSA. 



Spongionella nigra, n. sp. Tuticorin. Black. 

 Hipjiospongia, sp. Ramesvaram. 



Hircinia clathrata, Carter. Ramesvaram and Tuticorin. Canal 

 system occupied by a cirrhiped crustacean, 

 Balanus (Acasta) spongites. 

 ,, vaUata, n. sp. Ramesvaram. 

 Aplysina purpurea, Carter. Tuticorin. Grey (in spirit, or when 

 dry") dark purple. 

 ,, fusca, Carter. Tuticorin, 



