Results 91 to 100 of about 3,962 (222)

Complement to the study of the Indian Paleocene osteoglossid fish genus Taverneichthys (Teleostei, Osteoglossomorpha) [PDF]

open access: yes, 2009
A series of osteological characters of Taverneichthys bikanericus from the continental Paleocene of India are studied, allowing specifying its systematic position within the Osteoglossidae.
Kumar, K., Rana, R.S., Taverne, L.
core  

Discriminating signal from noise in the fossil record of early vertebrates reveals cryptic evolutionary history [PDF]

open access: yes, 2014
The fossil record of early vertebrates has been influential in elucidating the evolutionary assembly of the gnathostome bodyplan. Understanding of the timing and tempo of vertebrate innovations remains, however, mired in a literal reading of the fossil ...
Donoghue, Philip C J   +2 more
core   +2 more sources

Campanian and Maastrichtian ammonites from East and North-East Greenland

open access: yesGEUS Bulletin
Newly collected ammonites from Campanian and Maastrichtian strata in East and North-East Greenland are described. An early early Campanian fauna from Hold with Hope includes Neophylloceras, Pseudophyllites, Gaudryceras (Gaudryceras) mite (Hauer 1866) and
W. James Kennedy   +2 more
doaj   +1 more source

Callovian–Oxfordian hecticoceratins from western India: Their biostratigraphic and palaeobiogeographic implications

open access: yesJournal of Palaeogeography, 2014
The Kutch Basin of western India is famous for its rich assemblages of the Callovian–Oxfordian ammonites. The family Oppelidae Douvillé is the second most diverse ammonite group after perisphinctids during the Middle–Upper Jurassic.
Pinaki Roy
doaj   +1 more source

Methods of palaeobiogeographic analysis [PDF]

open access: yes, 1981
Se señalan algunos de los problemas y dificultades con que se enfrentan lospaleobiogeógrafos, poniéndose de manifiesto numerosos modelos experimenta- les.
Hallam, A.
core   +1 more source

A calcareous nannofossil and organic geochemical study of marine palaeoenvironmental changes across the Sinemurian/Pliensbachian (early Jurassic, ~191Ma) in Portugal [PDF]

open access: yes, 2016
The Sinemurian/Pliensbachian boundary (~ 191 Ma) is acknowledged as one of the most important steps in the radiation of planktonic organisms, especially primary producers such as dinoflagellates and coccolithophores.
Baudin, F.   +6 more
core   +4 more sources

Middle Devonian and Frasnian bryozoan fauna from the Holy Cross Mountains, Poland

open access: yesActa Palaeontologica Polonica
The present paper describes a bryozoan fauna from the Devonian of Holy Cross Mountains (Poland) which includes nine species. Six species were described from the Dobruchna Member of the Skały Formation (Eifelian) of Skały section: Cyclotrypa sp ...
Andrej Ernst   +2 more
doaj   +1 more source

NEW INSIGHTS ON PALUDOTONA, AN INSULAR ENDEMIC LAGOMORPH (MAMMALIA) FROM THE TUSCO-SARDINIAN PALAEOBIOPROVINCE (ITALY, TUROLIAN, LATE MIOCENE)

open access: yesRivista Italiana di Paleontologia e Stratigrafia, 2017
The first vertebrate genus described from the Baccinello-Cinigiano Basin, Paludotona, is here revised almost 6 decades after its original description, with the inclusion of new material. Paludotona is an endemic insular lagomorph that inhabited the Tusco-
CHIARA ANGELONE   +2 more
doaj   +1 more source

Selachian faunas from the earliest Cretaceous Purbeck Group of Dorset, southern England. [PDF]

open access: yes, 2002
Abundant selachian remains have been recovered from a number of horizons through the Purbeck Group at Durlston Bay, Lulworth Cove and Stair Hole in southern England.
Rees, J., Underwood, Charlie J.
core  

Rhodolith forming coralline algae in the Upper Miocene of Santa Maria Island (Azores, NE Atlantic) : a critical evaluation [PDF]

open access: yes, 2014
The Late Miocene Malbusca outcrop is located in the southeastern coast of Santa Maria Island (Azores, NE Atlantic), interspersed in volcanic formations.
Neto, Ana I.   +4 more
core   +2 more sources

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