Re: An alternative to ST and AAT

Gerrit Hanenburg (
Mon, 18 Nov 1996 08:20:44 GMT

"Rohinton Collins" <> wrote:

>This is largely irrelevant though, since early hominids would have been
>lucky to have lived over forty, at a guess. Anyone have any references for
>the life expectancy of the australopithecines?

42.2 years.
Calculated using the regression equation for primates from
Harvey and Clutton-Brock (1985),

log (lifespan)=log (780.9)+0.29*log (female bodyweight)
(lifespan in days,female bodyweight in grams)

Female bodyweight A.afarensis= 29.3kg. (McHenry,1992)

Harvey,P.H.and Clutton-Brock,T.H.(1985). Life History Variation in
Primates. Evolution 39:559-581.

McHenry,H.M.(1992). Body Size and Proportions in Early Hominids.
Am.J.of Phys.Anth. 87:407-421.