Image: Maternal Chaohusaurus

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Description: The maternal Chaohusaurus geishanensis specimen (AGM I-1) with three embryos. Color coding indicates: black, maternal vertebral column, including neural and haemal spines; blue, maternal pelvis and hind flipper; green, maternal ribs and gastralia. Embryos 1 and 2 are in orange and yellow, respectively, whereas neonate 1 is in red. Scale bar is 1 cm. Abbreviations: i-v, metatarsals; 4, fourth distal tarsal; a, astragalus; c, calcaneum; cr, caudal rib; cv, caudal vertebra; d, dentary; fe, femur; fi, fibula; h, haemal spine; il, ilium; is, ischium; pb, pubis; pm, premaxilla; sr, sacral rib; sv, sacral vertebra; and ti, tibia.
Title: Maternal Chaohusaurus
Credit: http://www.plosone.org/article/info%3Adoi%2F10.1371%2Fjournal.pone.0088640
Author: Ryosuke Motani, Da-yong Jiang mail, Andrea Tintori, Olivier Rieppel, Guan-bao Chen
Usage Terms: Creative Commons Attribution 2.5
License: CC BY 2.5
License Link: http://creativecommons.org/licenses/by/2.5
Attribution Required?: Yes

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