Results 51 to 60 of about 35,620 (96)

A new Late Jurassic halecomorph fish from the marine Vaca Muerta Formation, Argentina, southwestern Gondwana [PDF]

open access: yesFossil Record, 2016
The knowledge of Mesozoic fish faunas of the Southern Hemisphere is still inadequate; the diversity and evolution of the Late Jurassic marine ichthyofaunas of Argentina remain unclear.
S. Gouiric-Cavalli, S. Gouiric-Cavalli
doaj   +1 more source

Zur Geschichte der Geowissenschaften im Museum für Naturkunde zu Berlin Teil 1: Aus der Vorgeschichte bis zur Gründung der Berliner Bergakademie im Jahre 1770 [PDF]

open access: yesFossil Record, 1998
Die Geschichte der beiden Institute für Mineralogie und für Paläontologie des Berliner Museums für Naturkunde mit ihren sehr großen Sammlungen beginnt mit ihrer direkten Vorgängerin, der Berliner Bergakademie, die 1770 gegründet worden ist.
G. Hoppe
doaj   +1 more source

760 Mbit/s Serial MSK Microwave Modem [PDF]

open access: yes, 1980
Serial modulation and demodulation provide a significant simplification in the hardware realization of high data rate MSK systems. The serial MSK (SMSK) technique results in theoretical performance charateristics identical to conventional MSK. A 750 kbit/
Ryan, C. R.
core   +1 more source

Mosasaurs, Limpets or Diagenesis: How Placenticeras Shells Got Punctured [PDF]

open access: yesFossil Record, 1998
Claimed mosasaur bites in Upper Cretaceous Placenticeras shells from the Western United States are reinterpreted as limpetmade pits that became punctured by compactional pressure and beveled during diagenesis.
A. Seilacher
doaj   +1 more source

Allostaffia, a new genus name for Staffia Heinrich, 1999 (Allotheria, Haramiyida) preoccupied by Staffia Schubert, 1911 (Protista, Foraminifera) [PDF]

open access: yesFossil Record, 2004
The genus name Staffia Heinrich, 1999 published for a Jurassic allotherian mammal from Tendaguru, Tanzania, is preoccupied by Staffia Schubert, 1911 (Protista, Foraminifera). A replacement name, Allostaffia, is proposed here.
W.-D. Heinrich
doaj   +1 more source

New or previously unrecorded avian taxa from the Middle Eocene of Messel (Hessen, Germany) [PDF]

open access: yesFossil Record, 2000
Three new or from this site previously unrecorded birds are described from the Middle Eocene of Messel (Hessen, Germany). Serudaptus pohli n. gen. n. sp.
G. Mayr
doaj   +1 more source

A new species of Cyclotosaurus (Stereospondyli, Capitosauria) from the Late Triassic of Bielefeld, NW Germany, and the intrarelationships of the genus [PDF]

open access: yesFossil Record, 2016
A nearly complete dermal skull roof of a capitosaur stereospondyl with closed otic fenestrae from the middle Carnian Stuttgart Formation (Late Triassic) of Bielefeld-Sieker (NW Germany) is described. The specimen is assigned to the genus Cyclotosaurus
F. Witzmann   +4 more
doaj   +1 more source

The German-Tanzanian Tendaguru Expedition 2000 [PDF]

open access: yesFossil Record, 2001
The celebrated fossil locality of Tendaguru (Tanzania, East Africa) has been well known for its unique Late Jurassic dinosaur assemblages since the early decades of the 20th century.
W.-D. Heinrich   +10 more
doaj   +1 more source

[Quart-Handschriften] : [Q 378 bis Q 760] [PDF]

open access: yes, 1972
[QUART-HANDSCHRIFTEN] : [Q 378 BIS Q 760] Bestandsverzeichnis der Buchhandschriften der Zentralbibliothek der deutschen Klassik (-) [Quart-Handschriften] : [Q 378 bis Q 760] ([3]) ( - ) Cover ( - ) Q 378 (3) Q 400 (
Weber, Jürgen   +2 more
core  

MiR-760 suppresses human colorectal cancer growth by targeting BATF3/AP-1/cyclinD1 signaling [PDF]

open access: yes, 2018
Background Recent studies have reported that microRNAs (miRNAs) often function as negative post-transcriptional regulators with altered expression levels found in colorectal cancer (CRC).
Ling Cao   +10 more
core   +1 more source

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