- Large (147 Kb)- Scroll down to informationWith labelsLegend:1 stomodeum2 primary septum3 retractor4 entoderm (gastroderm)5 ectoderm6 secundairy septum7 mesoglea8 endocoel / gastric cavity
http://www.vcbio.science.ru.nl/en/image-gallery/show/AN0004/print/