[158] Mayr, p. 240. Beukemann, ‘Ein Beitrag zur Untersuchung über die Vertheilung der Geburten nach Monaten,’ pp. 15-22.
[159] Haycraft, in ‘Trans. Roy. Soc. Edinburgh,’ vol. xxix. pp. 119, et seq.
[160] Mayr, loc. cit., p. 241.
[161] Beukemann, loc. cit. p. 26.
[162] Wargentin, in ‘Kongl. Vet.-acad. Handl.,’ vol. xxviii. p. 252. Wappäus, loc. cit. vol. i. p. 237.
[163] Wappäus, vol. i. pp. 250, 237.
[164] Hill, ‘The Life Statistics of an Indian Province,’ in ‘Nature,’ vol. xxxviii., p. 250.
[165] See, for instance, Ploss, ‘Das Weib,’ vol. i. p. 414; Wappäus, vol. i. pp. 239, 247.
[166] Rousselet, ‘India and its Native Princes,’ p. 173.
[167] Reclus, ‘Nouvelle géographie universelle,’ vol. viii. p. 70.