INDEX 



701 



Fission of Protozoa* (com.) 



85, 86, 1 15 ; by budding, 28, 29, 72, 

 83, 115; Longitudinal. 29, 45, 54; 

 Multiple, 28, 36, 54, 64, 70, 72, 88, 

 89. 93. 95; Oblique, 45; Pseudo- 

 transverse, 29, 29, 45 ; Radial, 29, 29, 

 58; Repeated, 28, 29, 45, 54, 57; 

 Transverse, 29. See also Plasmctomy 



Fissurella, 565; 552, 553, 563 



Fixation disc, 633 



Fixation papillae, 677 



Flabellum, 337 



Flagella, 15 



Flagellata, see Mastigophora 



Flagellated chambers, 119 



Flagellispores, see Flagellulae 



Flagellulae, 38 



Flagellum, of Crustacean limbs, 336 ; 

 of Helix, 561 



Flame cells, see Cells, Flame 



Flatworms, see Platyhelminthes 



Floscularia, 241 , 242 



Flustra, O08, 613 



Follicle cells, 598 



Follicles, Gonadial, 447, 560 



Food, 131. See also Feeding 



Food grqove, of Branchiopoda, 355; 

 of Chirocephalus, 358 ; of Lamelli- 

 branchiata, 576 



Foot, Molluscan, 544, 547 ; of Am- 

 phineura*, 547, 548; of Cephalo- 

 poda*, 589, 603 , of Gasteropoda*, 

 545, 550, 555, 567, 569; of Lamel- 

 libranchiata*, 547, 581, 582, 583, 

 585, 587; of Scaphopoda, 572 



Foot of Hydatina, 240 



Foragers (Bee workers), 504 



Foraminifera, 72; 20, 68 



Forceps, 468, 469 



Forcipomyia, 509 



Forcipulate, 634 



Fore gut, see Stomodaeum 



Forficula auricularia, 468 ; 468 



Forynicafusca, 502; sanguinea, 502 



Formicoidea, 502 



Fossil Arachnida*, 524, 529 ; Brachio- 

 poda*, 613,616; Cephalopoda, 600, 

 603 ; Chaetognatha (Amiskwia), 

 622; Corals, 186; Echinodermata, 

 633, 658; Foraminifera, 76; Grap- 

 tolithina, 169; Insecta, 460; Lipo- 

 straca, 360; Polyplacophora, 549; 

 Radiolaria, 80; Trilobita, 325 



Frenulum, 429, 489, 492 



Frilled organ, 225 



Front of Carcinus, 407 



Frontal appendage, 356; cilia, 576; 



horns, 379; organs, 342; surface, 



608; suture, 511 

 Front onia leucas, 106 

 Functional nervous unit, 448 

 Fungia, 193; 192 

 Fungus gardens, 470 

 Funiculus, 606 

 Funnel, of Cephalopoda*, 589, 591, 



603 ; of segmental organs, 275, 276, 



277 

 Furca, caudal, see Caudal furca 

 Furcula, 465 



Galathea, 415 



Galea, 427 



Galleria, 491 



Gametes, 31 ; 6 ; of Ciliophora, 33 ; of 

 Cnidosporidia, 100; of Foramini- 

 fera*, 72, 74, 76, 79; of Heliozoa*, 

 3 1 , 85, 86 ; of Mastigophora, 45 ; of 

 Metazoa, see Eggs, Spermatozoa ; 

 of Monocystis, 31, 97 ; of Myceto- 

 zoa, 38, 86; of Opalina, 107; of 

 Protozoa, 31, 33, 36, 38 ; of Radio- 

 laria, 80; of Telosporidia*, 88-97; 

 of Volvocina*, 31, 32, 38, 45, 56-8 



Gammarus, 400; 107, 114, 116, 259, 

 329, 402; neglectus, 401 



Gamocysts, 22 ; 94 



Gamogony, 37 



Gamonts, 36; 37, 88-97, 100 



Ganglia, of Ophiuroidea, 638; of 

 ventral cord, 261, 309, 373, 414, 

 422, 448, 524, 529, 539, 541 



Ganglia, System of, see Nervous 

 system 



Ganglion, Antennal, 309, 340; Bra- 

 chial, 596; Cerebral (Supraoeso- 

 phageal), 136, 198, 235, 322, 422, 

 524, 529, 539, 541, 550, 572, 582, 

 596; see also Brain; Gastric, 597; 

 Inferior buccal, 597 ; Infundibular, 

 596, 598; of Ciona, 67$, 677; of 

 Rhizocephala, 340, 383 ; Pedal, 550, 

 596; Pleural, 55°, 572, 582; Pro- 

 -stomial, see Cerebral ; Suboesopha- 

 geal, 296-7, 340, 379, 422, 434, 

 524, 529, 531, 539, 541; Superior 

 buccal, 597; Supraoesophageal, 

 see Cerebral; Trunk, of Appendi- 

 cularia larva, 675 ; Visceral, 596 



