500 | INDEX. 
Hippuraria, Bask, mentioned, ftnote 241. 
Hircinia, Nardo, 331. 
atrovirens, Keller, 391, 397. 
clathrata, Carter, 391, 397; men- 
tioned, 382. 
communis, Carter, 365. 
echinata, Keller, 391, 397. 
fasciculata, Esper, 378, 391, 397; men- 
tioned, 290, 382. 
ramosa, Keller, 372, 391, 397; men- 
tioned, 290. 
rugosa, Lendenf., 373, 891, 397; men- 
tioned, 290, 382. 
variabilis, var. hirsuta, O. Schmidt, 
372, 391, 397; mentioned, 290. 
var. typica, O. Schmidt, 371, 391, 
397 ; mentioned, 290. 
Hislopia, Carter, mentioned, 241 & ftnote. 
Holacanthus asfur (Forsk.), 481. 
Holocentride, 480. 
Holocentrus ruber (For'sk.), 480. 
Holoporella, Waters*, 159; mentioned, 
124, 160, 161, 163, 254. 
albirostris (Smutt) Waters*, men- 
tioned, 161. 
aperta (Hincks) Waters *,.161, 181. 
aspera (Busk) Waters*, mentioned, 
161. 
columnaris (Busk) Waters*, men- 
tioned, 161, 165. 
TDescostilsii (Aud.) Waters*, 162, 
180; mentioned, 161, 165. 
discoidea (Busk) Waters*, mentioned, 
161. 
var. frutetosa, Avrkp., mentioned, 
161. 
fusca (Busk) Waters*, mentioned, 
161. 
eranulosa (Hasw.) Waters*, men- 
tioned, 161. 
fossa (Hasw.) Waters*, mentioned, 
161. 
imbellis (Busk) Waters*, mentioned, 
161. 
levis (Hasw.) Waters*, mentioned, 
161. 
lepida, Waters*, mentioned, 161. 
mamillata (Busk) Waters*, men- 
tioned, 161. 
Holoperella nodulifera, Watas*, men- 
tioned, 161. 
Holoporella pertusa (Smitt) Waters *, 180; 
mentioned, 165. 
pigmentaria, Waters* 163, 180, 181; 
mentioned, 161, 164, 165, 254. 
samboangensis (Busk) Waters*, 161. 
simplex (MacG.)  Waters*, men- 
tioned, 161. : 
speciosa (MacG.) Waters*, mentioned, 
161. 
tridenticulata (Busk) Waters *, men- 
tioned, 161. 
turrita (Smtt) Waters*, mentioned, 
161. 
vermiformis, Waters*, 164, 180; men- 
tioned, 154, 161, 165. 
Homoceela, 184, 384. 
Homolidea, summary, 417. 
Homolodromiide, summary, 417. 
Homosclerophora, 292, 385, 393; men- 
tioned, 288. 
Hoplodoris, Bergh, mentioned, 114. 
Hoplophora, 390, 396. 
Hornera, Zam2., mentioned, 123, 256. 
violacea, var. 8. tubulosa, Busk, 235. 
Hoyle, William E., Cephalopoda, 35-43. 
Huenia proteus, de Haan, 410. 
Hyalosiphon verticillatus, v. Martens, 243. 
Hyastenus brockii, de Man, 410; in Red 
Sea, 408. 
spinosus, 4. W.-Edw., 410. 
tenuicornis, Pocock, 410. 
Hydra verticilata, Delle Chiaje, 243. 
Hydroclathrus cancellatus, Bory, 78, 402. 
sinuosus, Zan., 402. 
Hydrocorallina, mentioned, 143. 
Hydroida, from the Sudanese Red Sea, 
collected by C. Crossland from October 
1904 to May 1905, by Laura Roscoe” 
Thorneley, 80-85. 
Hydrothec, mentioned, 83. 
Hydrozoa, polyp of, 247. 
Hymeniacidon, Bowerb., 354. 
calcifera, Row *, 354, 390, 396, 400; 
mentioned, 290; fiy., 355. 
hyahna, Ridley & Dendy, 305. 
zostera, Row *, 355, 390, 396; men- 
tioned, 290; fig., 356. 
Hymenosomid, summary, 417, 
Hypneea Valentiz, J. Ag., 79, 404; fig, 
405. 7 
Hypocolpus diverticulatus (Strahl), 415. 
