Cranial_sinus_and_postcranial_air_sac_systems_in_birds.jpg
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Summary
Description Cranial sinus and postcranial air sac systems in birds.jpg |
English:
Original caption: "Figure 1. Cranial sinus and postcranial air sac systems in birds.
All pneumatic spaces are paired except the clavicular air sac, and the lungs are shaded. Abbreviations: aas, abdominal air sac; atas, anterior thoracic air sac; cas, cervical air sac; clas, clavicular air sac; hd, humeral diverticulum of the clavicular air sac; lu, lung; pns, paranasal sinus; ptas, posterior thoracic air sac; pts, paratympanic sinus; t, trachea."
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Date | First published September 30, 2008 |
Source | Sereno PC, Martinez RN, Wilson JA, Varricchio DJ, Alcober OA, et al. (Sept 2008). " Evidence for Avian Intrathoracic Air Sacs in a New Predatory Dinosaur from Argentina ". PLoS ONE 3 (9): e3303. |
Author | C. Abraczinskas |
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"© 2008 Sereno et al. This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited." |
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