INDEX 



Univ. Calif. Publ. Zool., vol. 20. 



Titles of papers and names of new systematic units in boldface. Acknowledg- 

 ment of authors cited is made for each paper under the heading "Literature 

 Cited. ' ' 



Alveolar layer, in Trichonymplia, 54; 



in Leidyopsis, 10.5, 111. 

 Amitosis, 460. 

 Amoeba coli, 490. 

 dysenteriae, 170. 

 hyalina, 323. 

 muris, 433, 434, 490. 



Amoeba, intestinal, of man, 169-198, 

 313-332, 431-445; in bone mar- 

 row, 301-307; difficulty of cul- 

 ture, 313; sexual process in, 324; 

 discharge of, in rats, 402; evacu- 

 ation through purgative, 403; in- 

 cidence of infection in rodents, 

 405, 406, 494, 496, 527; rate of 

 infection and age of hosts, 407, 

 408, 423, 494, 527; inoculation in 

 guinea pigs, 410, in rabbits, 410; 

 commonly in caecum of rodents, 

 421; parasitic in rats and mice, 

 489-544; reproduction, 527-528. 



Arthritis deformans, 301-307. 



Ascaris toxin, 235-242. 



Askaron, proteose toxin from Ascaris, 

 235. 



Astasia levis, 463. 

 proteus, 448. 



Astasiopsis distorta, 448. 



Autogamy, in Endamoeba coli, 324. 



Axostyle, in Giardia enterica, 208; in 

 Ptntatrichomonas, 380, 384; in 

 Trichomonas, 373. 



Balantidium, systematic position of 

 genus and 22 known species, 248 ; 

 comparative measurements, 252- 

 254. 

 coli, 243-300. 

 entozoon, 244. 

 suis, 243-300. 



Banks, Nathan, acknowledgment, 2. 



Basal apparatus, in Balantidium, 271. 



Beckwith, T. D., acknowledgment, 

 477. 



Bercovitz, N., 36.5-371. 



Bilateral symmetry, in polymastigote 

 flagellates, origin of, 215. 



Binary fission, see Fission, binary. 



Biochemical changes, susceptibility 

 of flagellates to, 29, 43. 



Blastoeystis, 324, 376. 



Blepharoplast, in Chilomastix, 124, 

 primary, 124, secondary, 125, 

 and tertiary, 125; in Giardia, 

 206; in Menoidium, 451, 459; In 

 Pentatrichomonas, 378; in Sireb- 

 lomastix, 8, 14; in Trichomitus, 

 23, 31, 32; in Trichonymplia, 70- 

 71. 

 Board of Research, University of 

 California, acknowledgment, 375, 

 432. 

 Bodo intestinalis, 163. 

 Bone marrow, in Arthritis deformans, 

 Endamoeba dysenteriae in, 301- 

 307. 

 Boyers, L. M., 309-312; acknowledg- 

 ment, 375. 

 Budding, in Coimcilmania, 181, 431- 



445, 508, 514. 

 Bursaria, 270. 



California State Board of Health, 

 Division of Parasitology of the 

 Bureau of Communicable Dis- 

 eases, 117, 146, 201, 370, 432. 

 Carnegie Institution of Washington, 



acknowledgment, 375, 432. 

 Centroblepharoplast, in Chilomastix. 

 123, 124, 137; in Leidyopsis, 104, 

 111; in Menoidium and Tricho- 

 monas, 123, 124, 459; in Tricho- 

 mitus, 27, 31, 37; in Trichonym- 

 pha, 47, 48, .53, 60, 62, 70, "71; 

 connection of with neuromotor 

 fibers in flagellates, 345. 

 Centrosome, in Chilomastix, 118, 122, 

 124; in Endamoeba coli, 323; in 

 Giardia, 206; in Pentatricho- 

 monas, 379; in Streblomastix, 7, 

 16; in Trichomitus, 23 31, 32; in 

 Trichonympha, 47 60, 71. 

 Cerearia tenax, 157, 158. 

 Cercomonas, 147-150. 

 crassicauda, 147, 148. 

 davainei, 152, passim. 

 hominis, 147, 148, passim. 

 intestinalis, 160, 163. 

 longicauda, 148, 149, 150. 

 obliqua, 152. 

 parva, 147, 148, passim. 

 Chemotropism, 496. 



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