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Vaziri, M.R. and Arab, A.L. 2011. Morphological Variations, Patterns of Frontal Ambulacrum Pores and Paleoecology of Heteraster renngarteni Poretzkaja (Echinoidea: Spatangoida) from Aptian Sediments of Baghin Area, Kerman, Iran: Morphology of Heteraster renngarteni from Iran. Biological Sciences - PJSIR. 54, 1 (Apr. 2011), 41–46. DOI:https://doi.org/10.52763/PJSIR.BIOL.SCI.54.1.2011.41.46.