Wägele, H., Stemmer, K., Burghardt, I. and Händeler, K. 2010. Two new sacoglossan sea slug species (Opisthobranchia, Gastropoda): Ercolania annelyleorum sp. nov. (Limapontioidea) and Elysia asbecki sp. nov. (Plakobranchoidea), with notes on anatomy, histology and biology. Zootaxa. 2676, 1 (Nov. 2010), 1–28. DOI:https://doi.org/10.11646/zootaxa.2676.1.1.