File:Pelycosaurian skulls.jpg

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	08:02, 2 January 2009		2,000 × 1,428 (248 KB)	DiBgd	{{Information \|Description={{en\|1=Comparison of "pelycosaurian" skulls: 1 - sphenacodont, 2 - ophiacodont, 3 - caseid. Quadratojugale is green, squamosale is red, jugale is blue. }} {{ru\|1=Сравнение черепов "пеликозавров": 1 -

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