Note 1 — Chapter IV · The Transformation of Endoplasm into Ectoplasm
Reading edition
Wilson (’00) describes it as Pelomyxa, but it has much closer affinities with Amoeba. It is in fact perhaps the closest relative of Amoeba proteus. Ectoplasm formation, and especially the formation of ectoplasmic ridges in carolinensis, is exactly like that in proteus.