Results 1 - 10 for Placodermi

Viviparity and embryonic development within Ptyctodonts (Placodermi).
Title: Viviparity and embryonic development within Ptyctodonts (Placodermi). Abstract: The discovery of viviparity within placoderms takes the evolutionary origin of viviparity ...
http://www.evolution09.com.au/abstracts/concurrent-session/Evol2009_0080.pdf
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MILL ROCK
Fauna Placodermi: Antiarchi: Bothriolepidae Bothriolepis sp. Placodermi: Arthrodira: Holonematidae cf. Holonema Placodermi: Arthrodira: Coccosteidae coccostean indet.
http://www.jncc.gov.uk/pdf/gcrdb/GCRsiteaccount2244.pdf
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GCR_v16_C07_Site2056
Fauna Placodermi: Antiarchi: Asterolepidae Asterolepis maxima Agassiz, 1844 Placodermi: Antiarchi: Bothriolepidae Bothriolepis cf. hydrophila (Agassiz, 1844) Placodermi: Arthrodira ...
http://www.jncc.gov.uk/pdf/gcrdb/GCRsiteaccount2056.pdf
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EPOB 3770 Vertebrate Zoology Lab 1: Fish Diversity
These fossil fish are members of the Placodermi , a group of armored fish (Greek placo = plate and derm = skin) that represent the earliest record of jawed fish (Ordovician 470 mya) ...
http://www.colorado.edu/eeb/courses/3770darmstrong/EPOB3770%20LAB%201%20fish%20diversity_S2006.pdf
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Is there any phylogenetic relationship between teleosts and the ...
... and Williams (1977) suggest that the Elasmobranchii and the Holocephalii are sister groups, and that the Chondrichthyes are more closely related to the Teleostomi than the Placodermi ...
http://www.academicjournals.org/ajb/PDF/pdf2006/16Feb/Dosay-Akbulut.pdf
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Function and Phylogeny
Agnatha Jawless 'fishes' Placodermi Armored 'fishes' Chondricthyes Sharks, rays, and chimeras Osteicthyes Bony fish Amphibia Salamanders, Frogs, etc. Lepidosauria Lizards and snakes Aves Birds ...
http://www.indiana.edu/~g112/Lecture%2013%20-%20Vertebrate%20diversity.pdf
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Lecture 8 -History of fishes
5 FOSSIL GNATHOSTOMES •Fossil gnathostomeradiations: •1) Placodermi-Most primitive-Diverse and bizarre group of heavily armored gnathostomes-Devonian (408-360 mya) - almost ...
http://www.eebweb.arizona.edu/Courses/Ecol482_582/Lecture_8_Hist_Fish_2007_2.pdf
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Placodermi, (Klass Gnathostoma)
Placodermi, (Klass Gnathostoma) En kort genomgång Denna numera utdöda grupp hade sin storhetstid under Devon. Ungefär 200 arter har identifierats i fossila lämningar.
http://vivaldi.zool.gu.se/Fiskfysiologi_2001/Course_material/Introduction_fish_evolution/PDF_files/Placodermi.pdf
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Animal Introductions
Fish They are divided into four different groups, Agnathans (jawless fish), Chondrichthyes (cartilaginous fish), Osteichthyes (bony fish) and the extinct Placodermi (scaly skinned ...
http://www.collegesettlement.org/images/Lessons/animal%20introductions.pdf
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RESEARCH AND SCHOLARLY ACTIVITIES 2005
Abstract: R.K. Carr and G.L. Jackson, "The Pattern of Durophagy among the Late Devonian Arthrodires (Placodermi)," Journal of Vertebrate Paleontology , v.25, suppl. to no.3 (2005).
http://www.cas.ohiou.edu/news/documents/FINAL%202005.pdf
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