Index 



havior of organelles in mitosis, 

 249; multiple, 255. 



Fission, binary and multiple, in 

 Giardia muris, 30 ; in Hexamitus, 

 71, 75, 76, 79, figures illustrating, 

 opp. 84, 86, 88. See also Giardia 

 muris ; Hexamitus. 



Flagellate, in Naegleria gruberi, 264- 

 269; morphologT, 267; euflagella- 

 tion, 268, 277; exflagellation, 269. 

 See also Monocercomonas ; Neuro- 

 motor apparatus ; Trichomitus 

 parvus ; Trypanosoma triatomae. 



Flagellates, The Kinetonucleus of, 

 and the Binuclear Theory of 

 Hartmann, 1S5. 



Foraminifera, reproduction, 190, 191. 



Forsyth, Ruth, 439. 



Fragilaria, food for copepods, 179. 



Frogs. See Amphibians. 



Fundulus parvipinnis, 157. 



Gaidius pnngens, 180. 



Genera Monocercomonas and Poly- 

 mnstix, 127; differences between, 

 134; literature cited, 135. 



Geotropisni of plankton copepods, 

 rhythm in, 393-400. 



Giardia duodenalis, 27. 



Giardia Microti Sp. Nov., from the 

 Meadow Mouse, 23; hosts, 23, 

 preparation of for study, 23; 

 diagnosis, 24 ; description, 24 ; 

 neuromotor apparatus. 24 ; figure 

 of ventral view of, 25 ; dimen- 

 sions, 27; habitat, 27; compari- 

 sons, 27; literature cited, 29; 

 figures of, opp. 48, 50. 52, 54. 



Giardia. Muris (Grass!) , Binary and 

 Multiple Fission in, 30; hosts 

 of Lamblia, 31 ; preparation of, 

 for study, 32; morphology, 32; 

 figure of ventral view of active 

 trophozoite of, 33 ; neuromotor 

 apparatus, 35 ; binary fission, 38, 

 figures of, opp. 52; mitosis, 38- 

 43; nndtiple mitosis in cysts, 44; 

 encystment, 44, types of, 44 ; sex- 

 ual reproduction, 45; summary, 

 45 ; three types of multiple fis- 

 sion, 46 ; literature cited, 47 ; 

 plates of, opp. 48, 50, 52, 54. See 

 also Mitosis. 



Gilbert, C. H,, acknowledgment, 153, 

 159; cited, 1.54, 165, 166. 



Gillichthys mirabilis, 164, 165. 



Girard. cited, 166. 



Globigerina. food for copepods, 179. 



Glossophorum, synoptic description, 

 445. 

 planum, superficial characteristics, 

 478; zooids, 479; branchial, di- 

 gestive, and reproductive systems, 

 479; postabdomen, 479; habitat 

 and distribution, 480 ; type local- 

 ity, 480 ; well adapted for labora- 



torv study, 480 ; figures of, opp. 

 496, 510. 



Goby, Blind, 165. 



Gold-fish tissue, negative results in 

 cultivation of, 56. 



Goldschmidt, R,, binuclear hypothesis, 

 188. 



Grinnell, J., acknowledgment, 294; 

 on homologous life zones, 338. 



Haecker, V., on nucleoli, 193. 



Haeekel, Ernst, discovery of Tintin- 

 noina, 63. 



Haemofiagellata, 19,5-200; centrodes- 

 mose, 196; figures 1-5, 197; de- 

 velopmental forms of trypano- 

 somes, 197, of Crithidia, 198; sex- 

 ually differentiated forms in 

 Schizotrypauum cruzi, 197 ; con- 

 nection with Haemogregarina, 

 202 ; development of parabasal 

 bodies, 209-215. 



Haemogregarina. connection with 

 Haemoflagellata, 202. 



Haemosporidia, 201-206, haemoflagel- 

 late affinities, 201, life cycle, 204; 

 lack of parabasal body, 206, 233. 



Halocynthia (Pyura), 442. 

 aurantium, 451. 

 johnsoni, 448. 



Halteridium noctuae, 196, figs. 1-6, 

 201, 202. 



Hartmann, G., binuclear theory, 185, 

 187, 193, 194, 232; classification 

 system for protozoa, 189 ; hetero- 

 pole division of nucleus, 197. 



Hartnieyer, E., cited, on gonads of 

 Styela barnharti and S. elsa, 453, 

 on definition of Didemnidae, 477, 

 of Diplosomoides, 478, on Macro- 

 clinum, 481, on Aplidiopsis, 482. 



Helices, Three New, from California, 

 107. 



Hemiptera, 113. 



Hemipteran bug, new flagellate from, 

 113. 



Heptanchus Maculatus. The Anat- 

 omy of the Endoskeleton, 349; 

 literature cited, 364. 



Heptanchus maculatus, endoskeleton, 

 350-361; axial skeleton, 350; 

 skull, 350 ; cranium, 350 ; visceral 

 skeleton, 352 ; spinal column, 358 ; 

 appendicular skeleton, 361-363 ; 

 paired fins and girdles, 361 ; pec- 

 toral fin, 361 ; pectoral girdle, 

 361; pelvic fin, of female, 361. of 

 male, 362; unpaired fins, 363; 

 dorsal fin, 363, caudal, 363, anal, 

 363. 



Herdman, W. A., cited on Botrylloideg 

 purpureum, 464, on atrial languet 

 as genus character in Amarou- 

 cium, 489. 



Heredity, somatic, possibility of, in 

 Amaroueiuni, 486. 



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