148 



L. W. G. Bvchner 



and 32 Chinese have been re-calculated by me by biometric methods, 

 and are therefore more accurate than the remainder, which are only 

 arithmetical averages. 



The entire table contains an interesting survey of the subject 

 of prognathism from an evolutionary and racial standpoint, and is 

 fairly free from the objection which so commonly attaches itself to 

 such tables of too sweeping deductions from an insutliciency of 

 numbers. 



TABLE VT. 



Number. 



43 



40 

 55 



36 

 58 

 90 

 32 

 19 

 29 

 32 

 184 

 50 



Orange Utan (female) 

 Orang Utan (male) 

 Chimpanzee (male) 

 Chimpanzee (female) 

 Gorilla (male) 

 Grorilla (female) 

 Gibraltar (Sollas) 

 African Negroes 

 Melanesians 

 Australians 

 Tasmanians 

 Andamanese 

 Hindus 

 Chinese 

 Eiiropeans 

 Modern Italians 



Basi -nasal 

 length. 



■ 92 



■ 96 

 101 



■ 102 



• 140 



■ 123 



• 106 

 . 98 



■ 96 



• 98.75 ■ 

 - 96.60 ■ 



■ 91.26 - 

 101 



■ 97.23 ■ 



• 98.1 ■ 

 98.6 . 



Rasi-pros- 

 thionic 

 lensth. 



162 



164 



133 



129 



173 



148 



112 



102 



103 



1(X).91 

 98.70 

 92.74 

 94 



95.70 

 92 

 94.6 



V 



Gnathic index. 



176 



170 



131 



125 



123 



120 



105.7 



104.4 



103.4 



102.38 



102.08 



101.32 

 9S.7 ' 

 97.94 ± .48) . 

 96.2 -|: 

 95.92 ± .32 I 5 



.SO) 

 .40 I 



.55 1 



References. 



1. Topinard, P. — Anthropology, Chapman and Hall Ltd., London, 



1894. 



2. Ihering, Herman. — Ueber das Wesen der Prognathic und ihr 



Verhaltnis zur Schadelbasis. Archiv. ftir Anthrop., Bd. 5, 1872. 



3. Lissauer, Dr.— Ueber die Ursachen der Prognathic und deren 



exacten Ausdruck. Archiv. fiir Anthrop., Bd. 5, 1872. 



4. Duckworth, L. W. H.— Quoted by A. Keith under (28). 



5. Keith, A. — The Position of the Negro and Pygmy amongst 



Human Races. Nature, No. 2124, Vol. S4. 1910. pp. M-o. 



6. Thomson, A. — A Consideration of Some of the More Important 



Factors concerned in the Production of Man's Cranial Form. 

 Jour. Anthrop. Inst., Vol. XXXIII., 1903. 



7. Daffner. — Das Waohstuin des Menschen, 1902. 



8. Brinton. — American Ajithropologist. Vol. VII. (quoted by 



Thomson, under 6). 



9. Flower, Sir Wm. II. — Catalogue of Osteological Specimens in 



the Museum of the Royal College of Surgeons of England, 

 Part I., 2nd Edition, Taylor and Francis, London. 



