Index 



zontal closing net. 317; Gar- 

 stang's closing net, 323; Gies- 

 brecht 's closing net, 317; 

 Heincke's Brut-netz, 318; 

 Hensen 's Norwegian closing 

 net, 318; Hensen 's plankton 

 net, 320; Hofer's modified 

 Cori net, 320, 321; Hoyle's 

 deep-sea towing net, 314; 

 Imhof's net, 312; Lakowitz 's 

 closing net for horizontal 

 towing, 319; Lo Bianco 's 

 Krupp closing net, 323; 

 Marsh's vertical closing net, 

 320 ; Nansen 's vertical closing 

 net, 324; Palumbo 's closing 

 net, 312; Pavesi's horizontal 

 net, 312; Petersen's closing 

 net, 320; Pouchet and C'ha- 

 bry's net. 313; Prince of Mo- 

 naco 's curtain net for hori- 

 zontal towing, 314; Eichard 's 

 modified Giesbrecht net, 319; 

 Sigsbee's gravitating trap, 

 311; Tanner's self-closing net, 

 316; Townsend's vertical clos- 

 ing net, 318; Townsend's 

 folding ring net, 319; Tur- 

 byne's oblique net, 312; 

 Viguer's pressure closing net, 

 315; Voigt's horizontal clos- 

 ing net, 323. 

 Polydactylus approximans, 10. 



opercuiaris. ]l). 

 Polypus, 3i)l. 



himaculatns. 301. 

 hongkongensis. 302. 

 Porichthys notatus. 10. 

 Protoperidhmm digitale, 201, 2(i4, 

 214. 

 pi/rophontm, 204, 229. 

 Pierosaqiita mediterrauca, 54. 

 Red water, 188, 242. 

 Khinogobius nicholsii, 10. 

 Ritter, W. E., 311, 325. 

 Boulea ohliqua, 203, 204. 



spill if era, 203, 204. 

 Rusulus, 13. 



saburrae St arks and Mann. 14. 

 Sagitta, key to species, 26. 

 arctiea, 69. 

 bedoti, 75. 



hipunciuta, 30, 41, 46. 

 bipunctata, 41; distribution: 

 eifect of locality. 141; sig- 

 nificance of data, 143; sur- 

 face distribution, during 

 day, 130 ; during night, 132 ; 

 during time of minimum 

 abundance, 131; of maxi- 



mum abundance, 132 ; effect 

 of salinity on surface dis- 

 tribution, 138; variation, 

 due to temperature, 128; 

 monthly variation in tem- 

 perature, 129; variation due 

 to salinity, 133; at night 

 time, 136;' in daylight, 137; 

 in varying temperatures, 

 134; seasonal variation, 

 139; vertical distribution, 

 115; effect of day and 

 night. 117; number of spec- 

 imens with res])ect to time 

 of day, 119; conclusions, 

 144; sumnmry. 133. 

 measurements, 42; concerning 



ovary, 58. 

 hrachycephala, 28. 

 darwini, 30. 

 decipiens, 41. 

 decipiens. 43, 74. 

 elegans, 69. 



enflata, 28; distribution, 155; 

 measurenuMits, 29 ; concerning 

 ovary, 56; variation in ante- 

 rior teeth, 67. 

 ferox, 74. 

 fJaccida, 28. 

 furcata, 28, 32. 

 gardineri, 28. 

 f/aselle, 38, 76. 

 g( rmanica, 41. 

 {icficiihauri, 39. 

 (/iganteu, 32, 37. 

 hamata, 41, 51. 

 hvocaptcra, 32. 

 hexaptera, 30 ; distribution, 153 ; 



measurements, 32. 

 hispida, 43, 64; comparison with 



S. robusta, 64. 

 in flat a, 28. 



lyra, 32; distribution, 150; in 

 daylight, 151; at night, 151; 

 measurements, 34 ; concerning 

 ovary, 59; of vestibular ridge, 

 33. 

 macrocephala, 75. 

 magna, 30. 

 mariona, 41. 

 maxima, 32. 

 ■multidentata, 41. 

 neglecta, 46 ; distribution, 156 ; 

 measurements, 48 ; measure- 

 ments concerning ovary, 63. 

 planktonis, 44; distribution, 

 154; measurements, 45; mea- 

 surements concerning ovary, 

 61. 

 pidclira, 41. 



[356] 



