xlii INDEX. 
OrpveEr II].—CORALLIFERI—( continued ). 
Fam. 2.—CELLULARH, 438 
Cellularia, 438 
Crisia, 439 
Acamarchis, 439 
Loricula, 439 
Eucratea, 439 
Electra, 439 
Salicorniaria, 439 
Flustra, 439 
Cellepora, 440 
Tubulipora, 440 
Corallina, 440 
Corallina proper, 440 
Amphiroea, 440 
Jania, 440 
Cymopolia, 440 
Penicilla, 440 
Halymedes, 440 
Flabellaria, 440 
Galaxaura, 442 
Liagora, 442 
Anadiomene, 442 
Acetabulum, 442 
Polyphysa, 442 
Fam. 3.—Corrticati, 443 
Ceratophyta, 443 
Antipathes, 443 
Gorgonia, 443 
Plexaures, 444 
Eunicea, 444 
Muricea, 444 
Primnoa, 444 
Lithophyta, 444 
Isis, 444 
Corallium, 444 
Melitzea, 444 
Isis proper, 445 
Mopsea, 445 
Madrepora, 445 
Fungia, 445 
. Turbinolia, 445 
Caryophyllia, 445 
Oculina, 446 
Madrepora proper, 446 
Pocillopora, 446 
Serialopora, 446 
Astrea, 446 
Explanaria, 446 
