720 



INDEX 



Fon tana's — (continued) 



silver diammine stain, 575, 577 

 in, 



Fontana's arsenic-silvsr method for 

 spirochetes, 608; Fontana's method 

 for spirochetes, 597; Masson's method 

 for argentaffin cells, 596; Masson's 

 method for argentophil cells, 595; 

 Novel's method for bacterial flagella, 

 598; Safford and Fleischer's method 

 for bacterial flagella, 608; Seguin's 

 method for spirochetes, 598 

 Fontes's method for acid-fast bacteria, 476 

 Foot's, formaldehyde accelerator, 613 

 silver diammine stains, 576, 577, 578 

 in, 



Foot's method for reticulum fibers, 

 592; Gordon and Sweet's method 

 for reticulum fibers, 593; Oliveira's 

 method for reticulum, 607; Pritch- 

 ard's method for mitochondria and 

 golgi bodies, 590; Wilder 's method for 

 reticulum fibers, 595 

 toning solution, 620 

 Foraminifera, attaching to slide with traga- 

 canth, 19 

 cementing in wholemounts, l-i-15 

 collection from sand, 17 

 disintegrating rocks containing, 18 

 mounting individual specimens, 20 

 preparation of, cell for, 19 

 separating from, 



chalk, 17, 18; clay, 18; marine deposits, 

 17; shale, 18 

 special slides for, 11 

 strewn slide of, 17-20 

 Forbes's glj'cerol jell}', 634 

 Formaldehyde, adjusting pH of, 190 



as, developer in various silver methods, 

 550-609 

 fixative, 190 

 ingredient of. 



Blank's triple stain, 352; Bohm and 

 Oppel's phenosafranin, 314; Bohm 

 and Oppel's safranin, 314; Bujor's 

 narcotic, 265; Buzaglo's gallocyanin, 

 313; Cajal's silver stain, 550; decalci- 

 fying fluids, 256-260; developers, 

 616-620; EUerman's double stain, 

 344; Gage's alkaline macerating fluid, 

 264; Gallego's magenta, 315; pre- 

 servatives, 176-181; Semichon's saf- 

 ranin, 314 

 mordant, 359 

 effect of long storage in, 128 

 explanation of terms used for, 188 

 fixative combinations with, 



acetaldehyde, 193; acetic acid, 191; 

 acetone, 193; formic acid, 192; meta- 

 phosphoric acid, 193; nitric acid, 192; 



Formaldehyde — (continued) 



fixative combinations with — (continued) 

 trichloroacetic acid, 192; other combi- 

 nations, see under name of other 

 ingredient 

 for, aqueous wholemounts, 23 

 fixing Suctoria, 53 

 hardening, 52 



hardening gelatin blocks, 161 

 killing, 



brj'ozoa, 60; rotifers, 29, 31 

 preserving, 



diatoms, 39; plankton, 49 

 in, 



Langeron's method for attaching ni- 

 trocellulose sections, 659; Lebowich's 

 method for attaching gelatin sections, 

 660; Szombathy's method for paraffin 

 ribbons, 659 

 removal from tissues, 256 

 Formaldehyde accelerators for metal stains, 



613-614 

 "Formahn," 188 

 Formamide, as ingredient of. 



Bank and Davenport's fixative, 237; 

 Davenport, Windle and Rhines's fixa- 

 tive, 237; MacFarland and Davenport's 

 fixatives, 193 

 Formic acid, as ingredient of, 



Boccardi's developer, 616; decalcifying 

 fluids, 256-260; Foley's alcoholic ac- 

 celerator, 614; Pritchard's developer, 

 619; \Yeber's alcoholic accelerator, 615; 

 Zirkle's mountant, 633 

 fixative combination with, 



formaldehj^de, 192; trichoroacetic acid, 

 190; other ingredients, see under other 

 ingredient 

 in, 



Dogiel's method for corpuscles of 

 Grandry and Herbst, 554; gold impreg- 

 nation methods, 534-536 

 "Formol," 188 



Formulas, explanation of method of pre- 

 senting, 2-3 

 general classification of, 173 

 specific classification of, see under Fixative, 



Dye Stain, etc. 

 units used in, 173 

 Forsgren's method for bile duct, 423 

 Foshay's method for bacteria in sections, 



492 

 Fossil diatoms, separating from rock, 38 

 Fossil foraminifera, collecting and cleaning, 



17-20 

 Foster's method for, cell walls of apical 

 meristem, 610 

 plant sections, 392 

 Foster and Gifford's softening fluid for plant 

 materials, 667 



