Fie. 
© 
Fig. 
Vig. 
SI 
REPORT ON CORALS—EXPLANATION OF PLATES. 239 
much enlarged to show the arrangement of the cost. Off Banda Island. 
60 fathoms. 
Deltocyathus agassizi, the attached variety. a, b Views of the upper and 
under surfaces of the same enlarged. South Pacific Ocean. Lat. 32° 36’ S., 
long. 137° 43’ W. 2375 fathoms. 
Deltocyathus agassizt, attached variety. @ The same enlarged. Off the Danish 
West Indies. 200 to 320 fathoms. Specimen received from Professor G. 
Lindstrém. 
Odontocyathus coronatus. a Under surface of the same. 6 Mouth of ealicle. 
Off Culebra Island, Danish West Indies. 390 fathoms. 
Young specimen of Odontocyathus coronatus. a Mouth of calicle of the same. 
6 Under surface of the same enlarged. Off Culebra Island, Danish West 
Indies. 390 fathoms. 
Acanthocyathus spinicarens. a View of the opposite surface of the same speci- 
men. 6 Mouth of the calicle of the same, c¢ Enlarged view of the costae of 
the same. Off the Philippine Islands. Lat. 9° 26’ N., long. 123° 45’ E. 
375 fathoms. 
Acanthocyathus dentatus. a View of the opposite surface of the same speci- 
men. 6 Mouth of the calicle of the same. c¢ Enlarged view of the coste 
of the same. Off Kandavu, Fiji Islands. 210 fathoms. 
Cyathoceras rubescens, attached to a dead specimen of the same species; side 
view of the calicle. a View of the broader aspect or face of the calicle of 
the same specimen. 6 Mouth of the calicle. c¢ Enlarged view of the costa 
of the same. Off the Ki Islands. 126 fathoms, 
PLATE III. 
Stephanotrochus diadema. a Mouth of the calicle of the same. 0b Under sur- 
face of the same. ec Tip of one of the exsert primary septa and its costa 
much magnified. Off Pernambuco, Brazil. 675 fathoms. 
Stephanotrochus discoides. a Under surface of the same. 6 Mouth of calicle. 
ce Portion of the margin of the under surface of the same enlarged to show 
the form of the coste. Off Pernambuco, Brazil. 675 fathoms. 
Stephanotrochus nobilis. a Under surface of the same. 6 Mouth of calicle. Off 
the Azores. Lat. 38° 30’ N., long. 31° 14’ W. 1000 fathoms. 
Stephanotrochus platypus. a Under surface of the same, showing in its centre 
a small Gasteropod shell to which the coral was primarilly attached. 6 
Mouth of the calicle of the same. Off Sydney, New South Wales. 410 
fathoms. 
