Garner, Richard Lynch, 1848-1920 · Boston and London, Ginn & company · leaf 33
JL Diagram No. 3 IO APES AXD MONKEYS In diagram Xo. 4 we have the lines and angles of reptiles.In these it will be seen that the facial axis fg and the cer-vical axis hi are almost horizontal. The craniofacial andgnathic angles have been correspondingly widened. Man standing erect has the greatest… … Diagram No. 4 As we descend the scale from man through apes, monkeys,lemurs, and lemuroids, ultimately ending in the reptilianforms, we find the vocal powers restricted in scope anddegraded in quality, until in the lowest reptiles they arelost in a mere hiss. Concurrent with the variations…
Monkeys · Speech · Sound production by animals
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