INDEX 



333 



Prophase, 34, 57 



Prosencephalon {syn. forebrain), 139, 



140, 161, 190, 251 

 Prosocoel, 144, 168 

 Pseudo-thyroid gland {see Parathyroid 



gland) 

 Pterygoid bone, 275 

 Pterygoquadrate cartilage bone 'see 



Palato-quadrate) 

 Pubis, 218 

 Pupil of the eye {see under Eye) 



Quadrato-jugal bone, 215, 216 



R 



Rabl, 173 



Ramus, dorsal, 191 



spinal nerve (see Root, dorsal) 

 ventral, 191 

 Ramus communicans {syn. sympathetic 



ramus), 169, 187, 188, 191 

 Rana catesbiana, 19, 24, 43, 66, 67 

 Rana clamitans, 67, 75 

 Rana pipiens, 17, 18, 19, 25, 32, 36, 43, 



49, 58, 64, 65, 67, 75, 78, 79, 84, 



102, 126, 143, 156, 157, 171, 



214, 215, 254-258 

 Rana sylvatica, 31 

 Rana temporaria, 57 , 60, 229 

 Ratio, nucleo-cytoplasmic volume, 103, 



104 

 Rawles, M., 8 



Recapitulation, law of, 6, 12 

 Recess {see specific recess) 

 Rectum, 135, 143, 205, 206 

 Regeneration, 14 

 Regions, presumptive {syn. anlagen, 



ebauche) {see also specific 



regions), 14, 101 

 Release, 40 

 Remak, 7 



Reproductive system {see under System) 

 Reptile, 10 

 Respiration. 237 



Respiratory system {see under System) 

 Response, muscular, 21, 26, 28, 30 



swimming, 40 

 Rete cords, 228 



Retina, 140, 146, 158, 166, 170, 171, 174, 

 175, \9\, 244,251,259 



Rhomaleum (grasshopper), 39 

 Rhombencephalon {syn. hindbrain). 140, 



150. 152, 161, 164, 190 

 Rhombocoel {syn. fourth ventricle), 135, 



141, 144, 150, 152, 158, 162, 



167, 168, 237, 252 

 Rhumbler. 98 

 Ridge, genital, 227, 228, 229 



mandibular, 128, 193 

 Ringer's solution, 50, 73 

 Rod, hypochordal {see Rod, subnoto- 



chordal) 

 subnotochordal {syn. hypochordal 



rod), 137, 141, 147, 151,206 

 Rods and cones, 171, 172, 251, 253, 259 

 Root, dorsal {syn. ramus of spinal nerve), 



185,251 

 Rotation of embryo {see under Embryo) 

 Rotmann, E., 8 

 Roux, W., 8 

 Rudnick, D., 8 

 Rugh, R., 35 

 Rupture, point of follicular, 46, 47, 52 



Saccule, 176, 177, 192, 245, 259, 260 



Sach'slaw,88, 91 



Sacral vertebrae, 212 



Salamander, 61 



Scale, phylogenetic, 14 



Scapula, 218 



Schechtmann, 104, 108, 118, 119 



Schleiden, 7, 98 



Schleip, W., 8 



Schultz, 8 



Schwann, 7 



Scientist, definition of, 9 



Sclerotic cartilage of the eye {see under 



Eye) 

 Sclerotic coat of the eye {see under Eye) 

 Sclerotome, 147, 149, 186, 188, 210, 247, 



251 

 Segment, muscle {see Myotome) 

 Segmental duct (see Duct, pronephric) 

 Seminal vesicle, 41, 42, 226 

 Seminiferous tubule, 32, 36, 38, 39, 229 



lumen of, 36, 37 

 Sense organs, 98 



special, 170, 191 

 Septula {see Tissue, interstitial, of the 



testes) 



