INDEXES 



185 



duplicate, 5, 8, 14, 15; finger 

 prints of, 160; fraternal, 8, 15; 

 friction skin patterns of, 155- 

 69; hair whorls of, 166; 

 human, 7, 8; identical, 6; 

 in cattle, g6; in deer, 95; in 

 horses, 95; in Mulita {Dasypns 

 hybridiis), 77-83; in Peludo, 

 69-77; in ruminants, 95-109; 

 in sheep, 92, 96, 114, 119-23; 

 in swine, 95; intra-uterine 

 relations of, 10, 23; literary, 

 8; look-alike, 8; mental traits 

 of, 168; monochoreal, 6, 23; 

 monozygotic, 9, 15; opposite- 



sexed, 2; palm and sole pat- 

 terns of, 155-69; Pygopagi, 19; 

 same-sexed, 2; sheep embryo, 

 92; Siamese, 3, 7, 8, 18; thora- 

 copagi, 19; ungulate, 32. 



Uterus, human, 10; 

 novemcinctus, 30. 



of Dasypus 



Variation and heredity: in arma- 

 dillo quadruplets, 123-55; in 

 human twins, 155-69. 



Zona pellucida, 33. 

 Zygote, 3. 



