pelycosaur

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pelycosaur [ˈpɛlɪkəʊˌsɔː]

(Earth Sciences / Palaeontology) any extinct mammal-like reptile of the order Pelycosauria, of Upper Carboniferous to Lower Permian times, from which the therapsids are thought to have evolved

[from New Latin Pelycosauria, from Greek pelyx bowl, pelvis, + -saur]

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Noun

pelycosaur - large primitive reptile having a tall spinal sail; of the Permian or late Paleozoic in Europe and North America

synapsid, synapsid reptile - extinct reptile having a single pair of lateral temporal openings in the skull

order Pelycosauria, Pelycosauria - edaphosaurus; dimetrodon

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order Pelycosauria Pelycosauria synapsid synapsid reptile			The process of development can be traced by following the evolution of pelycosaurs (animals with spiked sails on their backs that resembled large Komodo dragons) to cynodonts, whose jaws and related muscular features were much closer to those of mammals. Phylogeny and embryology of the facial nerve and related structures. ... by Selber, Jesse C. / Ear, Nose and Throat Journal Also skipping the sand dunes was Pelycosaur Ophiacodon, a flesh-eating reptile-cum-mammal, again only found in this county. When crocodiles swam in the Avon; COVENTRY: The making of a city by McGrory, David / Coventry Evening Telegraph (England) Dasyceps Bucklandi and Pelycosaur Ophiacodon roamed the county's lagoons and sand dunes. Celebrating the making of our proud city; A SET OF SPECIAL EVENING ... by Coventry Evening Telegraph (England)			Peltier's cross Peltiform pelting Peltiphyllum Peltiphyllum peltatum Pelton wheel peltry Peltryware Peludo Pelure Pelusiac pelves pelvic pelvic arch pelvic cavity pelvic fin pelvic floor pelvic girdle pelvic inflammatory disease pelvic-floor exercises Pelvimeter pelvimetry pelvis Pelvis of the kidney pelycology pelycosaur Pelycosauria Pemba Pembroke Pembroke Pines Pembroke table Pembroke Welsh corgi Pembrokeshire pemican pemmican pemoline Pempheridae pemphigous pemphigus pen Pen and ink pen computer Pen feather pen friend pen in pen name pen nib pen pal pen point pen up pen-and-ink			pelvis pelvis pelvis Pelvis Bone Mineral Content Pelvis Bone Mineral Density pelvis justo major pelvis justo major pelvis justo major pelvis justo minor pelvis justo minor pelvis justo minor pelvis major pelvis major pelvis major pelvis minor pelvis minor pelvis minor Pelvis of the kidney pelvisacral pelviscope pelvises pelvises pelvises pelviureteral Pelviureteric Junction Obstruction pelvivertebral angle pelvospondylitis pelvospondylitis ossificans Pelvoureteral Junction pelycology pelycosaur Pelycosauria Pelycosauria Pelycosaurs Pelym pelyte PEM PEM PEM PEM RFC PEM-CENTRAL PEM-W PEM-WEST PEMA PEMAC PEMARS Pematang Siantar Pematangsiantar PEMB Pemba Pemba Pemba Pemba, Mozambique Pembangkit Listrik Tenaga Air Pembangkit Listrik Tenaga Diesel Pembangkit Listrik Tenaga Gas Uap Pembangkit Listrik Tenaga Hibrida Pembangkit Listrik Tenaga Mikro Hidro

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pelycosaur