Bolivian human species?—¹ Small «new» animal mentioned from Fernando Po X ^b Zoolog. Proceedings October (?) 1837²
Contrast New Zealand with Tasmania ^a   19 ^c The reason why there is not perfect gradation of change in species,, as physical changes are gradual, is this if after isolation (seed blown into desert) or separation by mountain chains &c the species have not been much altered they will cross (perhaps more fertility & so make that sudden step, species or not.<sup>d



a</sup> Contrast . . . Tasmania] added pencil
^b X] added pencil
^c 19] added in brown crayon to ‘Small . . . 1837’
^dThe reason . . . or not.] crossed

1. Pentland 1835:623-24, 'The author . . . stated . . . there existed [known from tombs at Titicaca] at a comparatively recent period a race of men very different from any of those now inhabiting our globe, characterized principally by the anomalous form of the cranium, in which two thirds of the entire weight of the cerebral mass is placed behind the occipital foramen, and in which the bones of the face are very much elongated.' 2. W. C. L. Martin 1837.

Transcription and apparatus copyright the American Museum of Natural History