Para fazer o download não tenho preguiça, não. Pode ficar mais calmo agora.
O que tenho preguiça é dessa conversa mole... 
Então vou exemplificar como se debate...
http://www.nature.com/nature/debates/fossil/Is the fossil record adequate?
Dr Andrew Smith, moderator for this debate, introduces the topic and the conflicting viewpoints that surround it.
References
Foote, M. Sampling, taxonomic description, and our evolving knowledge of morphological diversity. Paleobiology 23, 181-206 (1997).
Benton, M.J. The quality of the fossil record of the vertebrates. in The adequacy of the fossil record (Donovan S.K. & Paul C.R.C. eds) 269-303 (John Wiley, New York, 1998).
Foote, M. & Raup. D.M. Fossil preservation and the stratigraphic ranges of taxa. Paleobiology 22, 121-140 (1996).
Paul, C.R.C. & Donovan, S.K. An overview of the completeness of the fossil record. in The adequacy of the fossil record (Donovan S.K. & Paul C.R.C. eds) 111-131 (John Wiley, New York, 1998).
Cheetham, A.H. & Jackson, J.B.C. The fossil record of Cheilostome Bryozoa in the neogene and quaternary of tropical America: Adequacy for phylogenetic and evolutionary studies. in The adequacy of the fossil record (Donovan S.K. & Paul C.R.C. eds) 227-242 (John Wiley, New York, 1998).
Signor, P.W. The geological history of diversity. Ann. Revs Ecol. System. 21, 509-539 (1985).