books أصنوفات سماها ويليام هولاند
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# taxa named by william hawker
# taxa named by william burchel
# taxa named by William Buckland
# taxa named by william tort
# taxa named by william hudson
# taxa named by william hoyle
# taxa named by william leach
# taxa named by william swanson
# taxa named by william webber
# taxa named by william
# taxa named by Paul Sereno
# taxa named by george bentam
# taxa named by John Tory
# taxa named by george power
# taxa named by john astrom
# taxa named by george engelman
# taxa named by John Gould
# taxa named by Neil Shubin
# taxa named by Louis Agassiz
# taxa named by Georges Cuvier
