754 



INDEX. 



Ocinopsis, charac. of, 645. 



Ocnus pallidus, 255. 



Octonema (ftnote), 536. 



Odynerus agilis, 681 ; conpruus, 680 ; 

 dubiosus, 681 ; localis, 678 ; maurus, 

 679; montanus, 680; rubritinctus, 

 679. 



GEcetis ochracea, 732. 



CEthra, charac. of, 669. 



Oikopleura (arctic), 124; rufescens, 



125. 

 Olyra, 578. 



Omalacantba {Hale Streets), 665. 

 Ommatida, 157, 173,174, 175; charac. 



of, 176. 

 Ommatocampe, 177. 

 Ommatospyris, 177. 

 On a remarkably branched Syllis di*edged 



by H.M.S. ' Challenger,' by Dr. W. C. 



MTntosh, 720. 

 On Butterflies in coll. B.M. referred to 



gen. Euploea, Fabr., by A. G. Butler, 



290. 



On conditions favouring fermentation 

 and appearance of Bacilli, Micro- 

 cocci, andTorul£B in boiled fluids, by 

 Prof. H. C. Bastian, 1. 



On develop. Filaria sangninis Jiomwis, 

 and on Mosquito as a nurse, by Dr. 

 P. Manson, 304. 



On recent species of Heteropora, by 

 a. Busk, 724. 



On the action of Limpets {Patella) in 

 sinking pits and abrading the surface 

 of the chalk at Dover, by J. C. Hawk- 

 shaw, 407. 



On the anat. of Elk {Alces malcMs)^ by 

 Prof. M. Watson and Dr. A. H. 

 Young, 371. 



On the Asteroidea and Echinoidea of 

 the Korean Seas, by W. P. Sladen, 

 424. 



On the geograph. distrib, of the Gulls 

 and Terns (Larida^), by H. Saunders, 

 390. 



On the life-history of Filaria Bancroft^ 



by Prof. T. S. Cobbold, 356. 

 On the minute structure of Stromato- 



pora and its allies, by Prof. H. A. 



Nicholson and Dr. J. Murie, 187. 

 On the occurrence of Morrhiia macroce- 



pJiala at the mouth of the Thames, by 



Francis Day, 689. 

 On the relations of Ehabdopleura, by 



Prof. G. J. Allman, 581. 

 On some Ophiuroidea from the Korean 



seas, by Prof. P. M. Duncan, 445. 

 On the structure and develop, of skull 



in Urodelous Amphibia, by Prof. W. 



K. Parker, 717. 



O'Neill, Dr., on Filarise, 362. 

 Onychodactylus. skull of, 718. 

 Onychoprion, 403. 



Ophiacantha DaUasii, 448, 471 ; indica, 



473 ; stellata, 446, 473. 

 Ophiacanthinae, 448. 

 Ophiactis affinis, 448, 469, 481 ; Miil- 



leri, 481 ; Eeinhardtii, 481 ; sex- 



radia, 448, 469, 481, 446; simplex, 



481. 



Ophiarachna, 447. 

 Ophiarthrum, 447. 



Ophicardia (ftnote), 557 ; Phayriana 



(ftnote), 558. 

 Ophichthys punctatus (ftnote), 558. 

 Ophiocephalus, 562, 565, 578 ; gachua, 



568, (ftnote) 558, 571; micropeltes, 



567, 571 ; striatus, 570. 

 Ophiocnemis, 447. 

 Ophiocoma, 447. 



Ophioglypha albida, 446 ; Forbesi, 

 448, 449, 479 ; nodosa, 446 ; sculpta, 

 448, 455, 479; sinensis, 446, 448, 

 460, 479 ; Sladeni, 448, 458, 479 ; 

 striata, 448, 452, 479 ; Stuwitzii, 446, 

 479. 



Ophiolepididse, 448. 



Ophiolepis mirabilis, 447, 448, 460, 

 479. 



Ophiomusium, 451, 479. 



Ophionereidinse, 448. 



Ophionereis annulata, 4^0 ; crassispina, 

 480 ; dubia, 446, 464, var. sinen- 

 sis, 448, 464; squamata, 480; varie- 

 gata, 448,462,464,480. 



Ophiopcza, 447. 



Ophioplocus, 447. 



Ophiopsammium, 447. 



Ophiothela isidicola, 477, 481 ; mira- 

 bilis, 477 ; tigris, 477 ; Verrilli, 

 477. 



Ophiothrix koreana, 448, 473 ; koreana, 

 var. nov., 476; spicidata, 476; viola- 

 cea, 476. 



Ophiothyreus Goesi, 451, 



Ophiotrichidse, 448. 



Ophisternon (ftnote), 557. 



Ophiuroidea of the Korean seas, 445. 



Oplopsia, charac. of, 656. 



Opsaridium (ftnote), 538. 



Opsarius (ftnote), 538; aeanthopterus 

 (ftnote), 551 ; anisocheilus (ftnote), 

 551 ; bicirrhatus (ftnote), 551 ; bra- 

 chialis (ftnote), 551 ; cirrhatus 

 (ftnote), 551 ; dualis (ftnote), 551 ; 

 fasciatus (ftnote), 551 ; gracilis 

 (ftnote), 551 ; isocheilus (ftnote), 

 550.; latipinnatus (ftnote), 551 ; 

 maculatus (ftnote), 551; malabari- 

 cus (ftnote), 551 ; megastomus 



