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9. Postorbital Constriction. 10. Facial Width. 11. Dental Arcade (Box, U, or intermediate) ... Postorbital constriction. Facial width. Zygomatic arch. Shape of ...
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Ideally, each statement in the first part of a couplet is ... For example, a field ecologist can utilize a different set of characters than a museum curator. ...
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Characterisitcs of Reptiles. Scales with keratin help prevent water loss. ... Most reptiles lay shelled amniotic eggs on land. ...
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into the upper portion (sharks, sturgons, gar) Homocercal equal lobes (most bony fish) ... Found in sharks and rays, and can vary greatly in external appearance. ...
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Ovis aries. Q-A vs. D-S jaw joint- the defining key character' for 80 years ~250 MYA ... Traits evolve at multiple locations on phylogeny. Reptilia. Archosauria ...
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Title: Kottak Subject: Anthropology / Cultural Anthropology Author: Linda Crane Last modified by: Debbie Created Date: 4/19/2001 6:09:34 PM Document presentation format
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Class Chondrichthyes Herpetology is study of: Class Osteichthyes Class Mammalia Dinosauria Crocodilia Testudines Class Amphibia Class Agnatha Class Aves
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Chapter 5 Macroevolution and the Early Primates Chapter Outline What Is Macroevevolution? When and Where Did the First Primates Appear, and What Were They Like?
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What is the Evolutionary History of the Primates? 1. EOCENE 54-38 mya. Prosimian Radiations ... branched off from the prosimians much earlier than previously ...
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Amniota Amniote egg present Tetrapoda Girdles and limbs Teleostomi Vertebrates with endochondral bone Gnathostomata The jaw-bearing vertebrates Subphylum Vertebrata
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... into the Archosauromorpha (Crocs, birds, pterosaurs, and ... differently than crocs. move nares to top of skull. Saurischia. Palaeopoda (4-legged gait) ...
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most lizards sprawl, crocodilians have a more upright, ... Kinetic Skulls. Joint. Joint. Joint. Joint. Dinosaur Skull Anatomy. Nostril. Jugal. Maxillary ...
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Pronghorn antelope. Dental formula: 0/3 0/1 3/3 3/3 = 32. Habitat: pen grasslands and cool deserts ... Reproduction: bred in autumn, gestate 250 days, and have ...
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... until Middle Jurassic, and all but one known are Cretaceous ... Next oldest, and much better known, is Early Cretaceous Psittacosaurus, the 'parrot dinosaur' ...
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BIAN3011 3 Marsupials up to the macropods
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Common North American painted turtle 'Amphibia' Amniota ... 'Horny-toads' are not toads. Komodo dragon largest living lizard. Meditteranean chaemelon ...
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At 29, Professor of Anatomy at Witwatersrand University, Johannesburg ... Shallow trochanteric fossa for obturator externus. Makapansgat: a third site for A.africanus ...
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Mammal Characteristics Skull (Cranium + mandible) - Large cranial cavity - See Fig 2-16, p.25 Mammal Characteristics Skull (Cranium + mandible) Greater brain mass Jaw ...
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Title: Chapter 17 Author: user Last modified by: Tim Heffernan Created Date: 3/10/2006 2:05:47 AM Document presentation format: On-screen Show Company
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Over time, macroevolutionary forces produce new species from old ones. ... can separate breeding populations and lead to the appearance of new species. ...
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... further reduction of the jugal in Archosauria (crocs and birds) and Lepidosauria results in a single temporal opening. (A fourth pattern, euryapsid, ...
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South America Antarctica, Africa, and Australia remain as ' ... grasping thumbs and big ... from China suggests Asian origin. Cercamoniinae or ...
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In general, there is one answer for each question... but sometimes (every once in a while), there are two. ... Phyletic gradualism. Punctuated Equilibrium ...
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introduction to fish management fis201 dr. ikenweiwe unaab, aq&fm, fis201 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * unaab, aq&fm, fis201 dr.
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Normally, reptiles living in natural settings are not severely affected by ... Reptiles in the Captive Setting ... once again the use of her reptiles pictures! ...
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Pelo Gl ndulas mamarias Gl ndulas sudor feras Dientes diplodontos (difiodontos) Dos juegos Dientes heterodontos Diferentes formas y funciones Fin Roedores Orden ...
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... Peeper is a small frog that reaches about 3.2 cm. ... At first glance, the Green Frog looks very similar to the ... The Wood Frog can easily be ...
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Over time, as the two populations come to differ from each other, speciation ... Are Miocene apes the missing link between humans and other African apes? ...
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Part I: Evolutionary History Chapter 1: Tetrapod Relationships & Evolutionary Systematics What is Herpetology? is it the study of the herpes virus?
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