ANTHOZOA. 
Gael 15 
Boveri (15) adds the new tribe 
HoLACTINIiE, 
Radially symmetrical actiniae, with paired mesenteries. In each pair the 
longitudinal muscles are without exception turned towards one 
another, the transverse muscles turned away from one another. 
Mouth circular. Siphonoglyphes absent. 
J Gyractis, n. g. G. excavata, p. 250, and G. pallida , p. 251, Galle coast, 
Ceylon. 
ZoANTHIDJE. 
<Acrozoanthus, n. g., Saville Kent, (50) p. 154. Distinguished by its 
habit of building up an erect tubular support or “ zoothecium.” 
A. australice, p. 153. 
\ Platyzoanthus, n. g., Saville Kent (50). The tentacles are exceedingly 
short, in most instances minutely lobate, and developed over the 
greater portion of the area of the expanded disk. P. mussoides , 
p. 155. 
M ADREPOR ARI A. 
Tdrbinolid^s. 
Rhizotrochus crater if or mis, Alcock, (3) p. 170, 573 faths., Bay of Bengal. 
Paracyathus fulvus , Alcock, (1) p. 139, Persian Gulf. P. porphyreus , 
p. 140, Arrakan coast. 
Ileterocyathus wood-masoni , p. 141, Andaman Sea. 
Discotrochus investigator is, p. 142, Arrakan Sea. 
Polycyathus andamanensis, p. 143, Andaman Sea. 
Eupsammid^j. 
Balanophyllia scabra, p. 144, Andaman Sea. 
Eupsammia regalis , p. 144, Ceylon, 32 faths. 
Ileteropsammia aphrodes, p. 145, Ganjam coast, 20-25 faths. 
Euphyllidj:. 
Fectinia jardinei, p. 158. 
Oculina fasciculata, p. 170, Saville Kent (50), Great Barrier Reef. 
Fungid^e. 
Cycloseris mycoides , p. 147, Andaman Sea, Alcock (1). 
Diaseris fragilis , p. 148, Andaman Sea. 
Dathyactis stephanus, p. 149, Kistna Delta. 
PoRITIDiE. 
Rhodaraea fruticosa, Saville Kent, (50) p. 187. 
