Results 111 to 120 of about 1,321 (169)
Metaphylogeny of 82 gene families sheds a new light on chordate evolution
Achieving a better comprehension of the evolution of species has always been an important matter for evolutionary biologists. The deuterostome phylogeny has been described for many years, and three phyla are distinguishable: Echinodermata (including sea ...
doaj
Hemiculter leucisculus (Basilewsky, 1855) and Alburnus caeruleus Heckel, 1843: New data on their distributions in Iran [PDF]
This paper provides information on the geographic distributions of two cyprinid species: Hemiculter leucisculus (Basilewsky, 1855) and Alburnus caeruleus Heckel, 1843, in the world and the entire drainage systems in Iran.
Esmaeili, H.R. +3 more
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Hagfish Conservation Needed in Taiwan [PDF]
Hagfish is the most primitive craniate and is a sister group to vertebrates. The hagfish attracts the interest of fishery biologists and ichthyologists due to its commercial utilization (e.g., for leather products and food) and its diverse ...
Hin-Kiu, Mok, Kuo-Hsun, Chiu
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The Evolutionary Emergence of Vertebrates From Among Their Spineless Relatives [PDF]
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Neunaugenlarven in destilliertem Wasser und 10% Meerwasser - Der Einfluss der Osmolalität des externen Milieus auf die Mitochondrienreichen Zellen im Kiemenepithel [PDF]
Rosenbruch, Johannes
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THE EARLY DEVONIAN ARMOURED AGNATHANS OF PODOLIA, UKRAINE
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Agnathans from the Devonian of China
Nature, 1979Our Anglo-Chinese re-examination of material from southern China has led to a reappraisal of the two major groups of the primitive armoured jawless fish, the ostracoderms. We have united the galeaspids and polybranchiaspids in the Galeaspida of equal rank to the Osteostraci (Cephalaspides) and grouped them within the same major agnathan division as the
L. B. Halstead, Y.-H. Liu, K. P'an
exaly +2 more sources

