INDEX. 509 
Porina colwmnata, Waters, 170. 
cribraria, MacG., 170. 
duplicata, Reuss, mentioned, 170. 
tuberculosa, Maplestone, 170. 
Porites, Zam., mentioned, 20. 
Portunide, 487; list, 411 ; summary, 417. 
Portunus subcorrugatus (Ad. M.-Hdw.), 
411. 
Porus anguinus, Gualtieri, 145. 
Potamogetonacez, 80. 
Potamonidee, summary, 417. 
Psammopemma commune, Carter, 565, 391, 
397 ; mentioned, 290, 382. 
commune, Lendenf., 365. 
fuliginosum, Lendenf., 377. 
Psammaplysilla arabica, Keller, 377, 391, 
397. 
Pseudaxonia ?, 66, 74; mentioned, 48. 
Pseudochromis olivaceus, Reépp., 480. 
Pseudodromia integrifrons, Hend., distrib., 
409, 
Pseudograpsus erythreeus, Kossm., 416. 
Pseudomicippa nodosa, /eller, 410. 
Pseudoscarus harid (For'sk.), 482. 
niger, Ripp., 482. 
Pseudosuberites hyalina, Ridley & Dendy, 
305, 386, 393; mentioned, 289. 
hyalinus, Topsent, 305. 
sulphurea, 7upsent, mentioned, 305. 
Pseudozius caystrus (dd. § Wh.), 414. 
sinensis, A. M.-Edw., 414. 
Ptenoplacidz, sammary, 417. 
Pterois miles (Benn.), 484. 
Pycnogonida from the Red Sea and Indian 
Ocean, collected by C. Crossland, by 
G. H. Carpenter, 256-258. 
Quadrella coronata, Dana, 415. 
var., 415. 
var. granulosa, Borrad., 415. 
var. maculosa, Alc., 415. 
Quadricellaria oblonga, d’Orb., mentioned, 
141. 
Raninide, 429; list, 410; summary, 417. 
Rawaya Salt-field, 274. 
Red Sea, new Brachyura, 407. 
Reniera, Nardo, mentioned, 319. 
Reniera coccinea, Keller, 387, 594. 
decidua, Topsent, 387, 394. 
depressa, Topsent, 388, 394. 
elastica, Kedler, 387, 594. 
implexa, O. Schmidt, 315, 387, 394; 
mentioned, 289, 382. 
ramusculoides, Topsent, 388, 594. 
ridleyi, Keller, 387, 594. 
scyphonoides, Lam., 387, 394. 
sp., 318; mentioned, 289. 
spinosella, Row *, 317, 387, 394; men- 
tioned, 289 ; fig., 318. 
tabernacula, Row*, 316, 587, 394; 
mentioned, 289. 
Renierinz, 289, 315, 387, 588, 394. 
Reptescharella Aragoi, d’Orb., 167. 
Reptescharellina Rozieri, VOrb., 141. 
Reptoporina hevagona, d’Orb., 168. 
rugosa, d’Orb., 143. 
Retepora, Lam., mentioned, 125, 158, 175, 
176. 
abyssinica, Waters *, 176; mentioned, 
181. 
var. expansa, Waters*, 254. 
cellulosa, Smtt, mentioned, 154. 
coriensis, MacG., mentioned, 176. 
delicatula, Busk, mentioned, 254. 
gigantea, Busk, mentioned, 176. 
oranulata, MacG., mentioned, 177. 
hippocrepis, Waters, mentioned, ftnote 
153. 
hirsuta, Busk, 175; mentioned, 181. 
jermanensis, Waters *, 176; men- 
tioned, 168, 181. 
marsuplata, Smztt, mentioned, 176. 
monilifera, MacG., mentioned, 175. 
var. umbonata, MacG., men- 
tioned, 175. 
Solanderia, Calvet, mentioned, 176. 
Reteporidz, mentioned, 154. 
Rhamphostomella costata, Lorenz, men- 
tioned, 153 ftnote. 
Rhinobatide, 477. 
Rhinobatus granulatus, Cauv., 477. 
Rhodophycez, 79, 403 ; mentioned, 403. 
Rhynchozoon corrugatum, Thornely, 158, 
178. 
incisor, Thornely, mentioned, 158. 
Riddell, W.: XVII. Anomura, 260-264. 
Rigona, Loman, subgen., mentioned, 
258. 
