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32

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by

Marija Dundović

on 20 August 2014

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Transcript of 32

Razvojno stablo života na Zemlji
Filogenija
proučava evolucijske odnose između taksonomskih razina organizama
Geološka razdoblja
eoni, ere, periodi i epohe
Prekambrij
Paleozoik
Kambrij, ordovicij, silur, devon, karbon, perm
Mezozoik
trijas, jura, kreda
era gmazova
pterosauri, ihtiosauri, pleisosauri, dinosauri
Kenozoik
periodi: paleogen i neogen
epohe: paleocen, eocen, oligocen, miocen, pliocen, tercijar i kvartar
era sisavaca
razvoj čovjeka
Razvojno stablo živoga svijeta
govori o postanku svih živih bića od
jedinstvenog pretka
eoni: prekambrij, fanerozoik
ere: paleozoik, mezozoik, kenozoik
najranije geološko razdoblje
hadij, arheozoik, proterozoik
Edikara fauna
: najstariji složeni mnogostanični organizmi
kambrijska eksplozija života
trilobiti
šume velikih papratnjača
pojava riba
preci vodozemaca:
Eusthenopteron, Tiktaalik, Ichtyostega, Acanthostega
pojava golosjemenjača
nakon masovnih izumiranja - masovni razvoj
pojava gmazova - kleidoničko jaje
tri ovojnice oko embrija:
alantois, korion, amnion
Razvojne linije od zajedničkog pretka prema gmazovima, pticama i sisavcima
zajednički predak
sisavci
gmazovi
dinosauri
Caudipteryx
Archaeopteryx
ptice
Full transcript