¿Cómo se reconstruye un dinosaurio (v. g. "Spinosaurus")?

... siguiendo la interesante ponencia de Francés Gascó

https://78.media.tumblr.com/5d9d4d455a0cabc8462590e82
d935847/tumblr_p0ebikjt301rcz6r6o1_1280.jpg

https://www.youtube.com/watch?v=i1W4K1nSBOI

https://vignette.wikia.nocookie.net/jurrassic-wolrd/images/1/16/
Tumblr_nphquv7EAm1qd479ro1_500.gif/revision/latest?cb=20150813052140

https://s-media-cache-ak0.pinimg.com/originals/a9/ea/8b/a9ea8bfb837d7607faf6e4d47b914913.jpg

http://3.bp.blogspot.com/-8tpQgELwsh4/VXhmiEpfcZI/AAAAAAABL3o/-EuOQEOm9PE/s1600/collage.jpg

"La Naturaleza es tremendamente vaga y tacaña..."

http://3.bp.blogspot.com/-FxEQ6fs0pNs/UKMYt0DCJ4I/AAAAAAAABXE/R5H5NPvJvEc/s1600/Clado.jpg

http://www.lavanguardia.com/r/GODO/LV/p3/WebSite/2016/07/12/Recortada/img_csaez_20160712-232508_imagenes_lv_colaboradores_spinosaurus_info_bn-01-01-kliC--656x438@LaVanguardia-Web.png

http://www.scielo.org.ar/img/revistas/hornero/v18n1/v18n1a01fig6.png

http://4.bp.blogspot.com/-KZzGw_LrAQo/U1GUo-wkLVI/AAAAAAAADzY/eTwZAR18bAY/s1600/Evoluci%C3%B3n+aves-1.bmp

https://k30.kn3.net/taringa/A/C/4/8/B/C/veltresnas/8AB.jpg

http://4.bp.blogspot.com/-1EshQiifZM0/VCZ4V3csoXI/AAAAAAAACSo/BdUp9fLA-dQ/s1600/feae_spinosaurus3.jpg

http://www.lavanguardia.com/ciencia/planeta-tierra/20160712/403154240298/exposicion-spinosaurus-museu-blau.html