1076 
THE VOYAGE OF H.M.S. CHALLENGER. 
“Alert,” H.M.S., 572, 869. 
Alert Island, 862. 
Aleurites triloba, 760. 
Alexander Island, 416. 
Algae, 176, 179, 184, 222, 436, 934. 
Algae, in hot springs, 563, 654 ; on surface 
of sea, 545. 
Ali Bandang, 553. 
Alima, 818. 
Aliquay Island, 655. 
Alkaline reaction of sea water, 973. 
Allen, A. J., 19. 
Alligators, 546. 
Allman, Prof. G. J., 676, 934 ; on the 
Hydroida, 136, 751, 1067, 1070. 
Alloposus mollis, 272. 
Alluvium at Tahiti, 781. 
Almeida, Don Diego Duble, 871. 
Alphceus, 136, 526 ; parasitic on Actino- 
metra, 541 ; A. 'avarus, 526. 
Alsophila tahitiensis, 785. 
Altrices, 328. 
Alveolina, 835. 
Amalopteryx maritima, 356, 891. 
Amathia agassizi, 589 ; A. pulehra, 589 ; 
A. rissoana, 589. 
Amhlau Island, 578. 
Amblyops, 742. 
Amblypneustes, 396. 
Amhoina, 576, 577, 578, 592, 669 ; 
Brachyura at, 588 ; description of, 
576, 578 ; discovery of, 577 ; massacre 
of, 578 ; rebellion of natives at, 578. 
Amhoina to Ternate, 592. 
Ambrym Island, 515. 
Ameiva, 127. 
“Amelia,” the, 735. 
America Bay, 319. 
Ammocharidse, 634. 
Amoeba, 218. 
Amorphina megalirrhapMs, 571. 
Ampharetidse, 634. 
Amphiblastula, 641. 
Amphilectus challengeri, 570 ; A. eduiardi, 
571. 
Amphilepzs, 173. 
Amphion, 219. 
Amphioxus lanceolatus, 540. 
Amphipoda, 743 ; account of the, 618. 
Amphistegina, 214; A. lessonii, 186. 
Amphithoe pelagica, 136. 
Amphitretus pelagicus, 271. 
Amphiura, 172 ; A. duplicata, 161 ; A. 
verrilli, 161. 
Amphoriscus, 570, 642; A. elongatus, 641 ; 
A. poculum, 641. 
Amsterdam Island, 943 ; flora of, 945. 
Amussium pleuronedes, 626 ; A. watsoni, 
626. 
Amygdaloid, 349. 
Analyses, of bones, 1034, 1036 ; of deposits, 
1049 ; of glauconitic grains and casts, 
468 ; of manganese nodules, 1042 ; of 
olivine, 206 ; of red casts, 530 ; see 
also Sea Water. 
Anamixilla, 642. 
Ananchytidse, 200. 
Anas superciliosa, 497; A. wyvilliana, 766. 
Anauayan Island, 623. 
Anchorage, at Amhoina, 577, 580 ; at Ilo 
Ilo, 622 ; at Juan Fernandez, 827 ; at 
Wares Harbour, 702 ; Oldfield, 870 ; at 
Port Churruca, 870 ; at Santa Cruz, 
52 ; at Somerset, 533; at Tahiti, 777; 
at Valparaiso, 842. 
Anchorite Islands, 697. 
Andamanese, the, 733. 
Andania abyssi, 619 ; A. gigantea, 619 ; 
A. nordlandica, 619 ; A. pectinata, 
619. 
Anemometers, 42. 
Anemometer observations, general account 
of, 1001 ; in Central Pacific, 773 ; in 
Wares Harbour, 696 ; in W. Atlantic, 
124 ; in W. Pacific, 734, 736, 755 ; 
north of Papua, 679 ; near St. Paul’s 
Rocks, 193 ; in S. Atlantic, 210, 216, 
238, 276, 903, 910 ; in S. Pacific, 
802, 849 ; in Southern Ocean, 290, 
397, 409, 411. 
Aneroids, 42 ; pocket, 42. 
Angau Island, 492. 
Angiopteris evecta, '785. 
Anguilla, 147 ; A. aneitensis, 788 ; A. 
mauritiana, 788. 
Anilocra, parasitic on Actinometra, 541. 
“Anna,” the, 822. 
Annelid, parasitic on Actinometra, 541. 
Annelida, account of the, 628. 
Anolis, 127. 
Anomura, account of the, 897. 
Anosia leucogyne, 128. 
Anous melanogenys, 204, 738 ; A. stolidus, 
204, 529. 
Anson, Commodore, 819, 822. 
Ants, 128; deformity of plants due to, 580. 
Ant-eater, supposed curative properties of 
the, 231. 
Ant-lion, 186. 
“Antarctic,” the, 249, 250. 
Antarctic, Circle, 428, 435 ; ice barrier, 
deposits along, 435 ; islands, 362 ; 
Ocean, 427, 968. 
Antarctic region, Brachyura of, 587 ; de- 
tailed description of cruise in, 396 ; 
density of sea water in, 422 ; dredgings 
within, xli, 437 ; table of density, 
423 ; discoveries of land in, 416 ; ex- 
peditions to, 415 ; iceberg first seen 
in, 397 ; icy character of coast of, 
Antarctic region — 
416 ; limit to the navigable season in, 
407 ; previous exploration of, 415 ; 
surface density of sea in, 423 ; surface 
organisms in, 436 ; table of tempera- 
tures obtained in, 422. 
Antarctic shores, explorers who have landed 
on, 417. 
Antarctic temperatures, 417. 
Antedon, 306, 310, 669 ; A. anguslicalyx, 
316 ; A. basicurva, 316, 317 ; A. 
bidentata, 216 ; A. tncequalis, 316, 317 ; 
A. incisa, 316 ; A. radiospina, 316 ; 
A. rosacea, 315; A. triquetra, 317. 
Antedonin, 541. 
Antennarius, 136; A. marmoratus, 136; 
nest of, 136. 
Antheomorphe elegans, 757. 
Anthozoa, 574, 793. 
Anthuridae, 881. 
Antipathes, 180, 757. 
Anvil mountain, the, 826. 
Aphrocallistes, 451. 
Aphrodita, 630. 
Aphroditaster, 612, 615. 
Aphyonus gelatinosus, 521. 
Api Island, 515, 681, 685, 708 ; bows at, 
518 ; corals at, 517 ; description of 
, natives at, 517 ; landing place at, 518 ; 
ornaments at, 518 ; spiders at, 518. 
Api to Raine Island and Cape York, 519. 
Apiocrinidae, 306, 308. 
Apium australe, 253, 257. 
Aplin, Capt., 139. 
Aplysia, 187. 
Aplysilla, 643, 644. 
Aplysina, 643, 644. 
Apneumona, 280. 
Apocremnus septemspinosus, 586. 
Apoda, 276, 278, 280, 282; respiratory trees 
in, 280. 
Apostles Island, 319, 320. 
Apparatus, carbonic acid, 15 ; chemical, 
44 ; dredging and trawling, 72 ; glass, 
43 ; laboratory, 44 ; sounding, 57 ; 
Mr. Siemens’ photographic, 26. 
Appendicularia, 219, 436, 639, 748. 
Appias mindanensis, 666; A. poeyi(l), 128. 
Apreanat, 821. 
Aptenodytes, 363, 365 ; A. forsteri, 298 ; 
A. longirostris, 296, 357, 365, 366 ; 
A. taeniatus, 295, 357, 365. 
Apterous flies, 892. 
Apunan Point, 623. 
Aquarium, plate glass, 9. 
Arachnida, see Spiders. 
Arafura Sea, 545, 588 ; soundings in, 544. 
Araneidse, 187. 
Arbaciadae, 198. 
Area, 625 ; A. corpulenta, 626, 775. 
