by E.B. Welch | .
by Gideon Louw | Mary Seely.
by Eric R. Pianka | .
by Michel Barbier | .
by M.S. Bartlett | R.W. Hirons.
by Arthur W. Jones | .
by Darrel L. Murray | James A. Bond.
by D. Rollinson | .
by Angela E.R. Taylor | R. Muller.
by Martin Collins | .
by Richard F. Ford | William E. Hazen.
by T.T. Macan | .
by E. Duffey | .
by D. Binkley | .
by T. Satoo | .
by A.I. Breymeyer | G.M. Van Dyne.
by C.R.W. Spedding | .
by D.S. Ranwell | .
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