G78 



INDEX. 



Characters, variability of, 155, 184, 

 197. 

 value of, in the Balanidae, 

 154. 

 Chelonobia, genus, 382. 

 caretta. 394. 

 patula, 396. 



cementing appara- 

 tus of, 145. 

 Savignii, 392. 

 testudinaria, 392. 

 Chirona, genus, 177. 

 Chitine, 7, 58. 



Chthamalinse, sub-family of, 446. 

 characters of, 152. 

 Chthamalus, genus, 447. 



antennatus, 460. 

 cirratus, 461. 

 dentatus, 463. 

 fissus, 462. 

 giganteus, 477, 492. 

 glaber, 455. 

 Hembeli, 465. 

 intertextus, 467. 

 scabrosus, 468. 

 stellatus, 455. 

 stellatus, 492. 

 Cilia), not present in the articulata, 516. 

 Circulation, 87. 



Cirri, their muscles and movements, 

 71. 

 their structure, 81. 

 their reparation, 158. 

 in Acasta, with variable hook- 

 like teeth, 306, 311. 

 antenniformed in Chthamalus, 



453, 460. 

 variability in numbers of seg- 

 ments in Tetraclita porosa, 

 332. 

 structure of, variable in Cha- 



msesipho columna, 472. 

 with one ramus, converted into 

 a triturating button in Al- 

 cippe, 542. 

 abdominal in Cryptophialus, 



575. 

 none in Proteolepas, 587- 

 Cirripedia, their rank and affinities, 



10 to 20. 

 Cirripedes, how their position is ac- 

 quired, 127. 

 young, changes in, 128. 

 sessile, 33. 

 Clisia, genus, 496. 

 striata, 519. 

 CUtity genus, 496. 



Clitia verruca, 519. 

 Clgsia, genus, 496. 



Coldstream, Dr., on the shells of cirri- 

 pedes, 3$. 

 on a clicking noise. 

 made by cirri- 

 pedes, 64. 

 Columellina, genus, 424. 



bissexlobata, 428. 

 Compartments of shell, number of, 39. 



structure of, 43. 

 Concholepas Peruviana, inhabited by 



Cryptophialus, 567. 

 Conia, genus, 321. 



depressa, 337. 

 Lgonsii, 343. 

 porosa, 329. 

 radiata, 343. 

 rosea, 335. 

 Conopea, genus, 177. 



remarks on, 190. 

 elongata, 220. 

 ovata, 218. 

 Corals, effect of attachment to, in 13a- 



lanus, 301. 

 Coronula, genus, 397. 



baleenaris, 415. 



cementing appa- 

 ratus of, 135. 

 barbara, 421. 

 bifida, 423. 

 bissexlobata, 428. 

 Califomiensis, 428. 

 diadem a, 417. 



nervous system of, 

 88. 

 patula, 396. 

 reginse, 419. 

 sulcata, 394. 

 testudinaria, 392. 

 tubicinella, 431. 

 Coronula, genus, 382, 424, 430. 

 Coronulmce, sub-family of, 153. 

 Coronulites diadema, 421. 

 Creusia, sub-genus, 375. 

 Childreni, 382. 

 decora fa, 382. 

 grandis, 376, 381. 

 gregaria, 376, 378. 

 madreporarum, 367, 382. 

 multistriata, 382. 

 radiata, 382. 

 spinulosa, 376. 

 striata, 382. 

 Str'omia, 518. 

 verruca, 518. 

 Creusic rayonnante, 362. 



