part of develops_from standing slug peripheral layer of the standing slug Characterisation of an epithelium-like layer of cells in the multicellular Dictyostelium discoideum slug. M Fuchs, MK Jones, KL Williams - Journal of Cell Science, 1993. ISSN:0021-9533. not indexed in PubMed. DDANAT:0000026 Dictyostelium_discoideum_anatomy Outer-most cell layer surrounding the standing slug. The peripheral layer is composed of electron-dense cells that are connected to each other, forming a coherent tissue. peripheral layer