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Cristina Grandea; Josè Templadoa; J. Lucas Cerverab; Rafael Zardoya (2004). "Phylogenetic relationships among Opisthobranchia (Mollusca: Gastropoda) based on mitochondrial cox 1, trnV, and rrnL genes". Molecular Phylogenetics and Evolution. 33 (2): 378–388. doi:10.1016/j.ympev.2004.06.008. PMID15336672.
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Knudsen, B.; Kohn, B.; Nahir, B.; Mcfadden, S.; Moroz, L. (February 2006). "Complete DNA sequence of the mitochondrial genome of the sea-slug, Aplysia californica: conservation of the gene order in Euthyneura". Molecular Phylogenetics and Evolution. 38 (2): 459–469. doi:10.1016/j.ympev.2005.08.017. ISSN1055-7903. PMID16230032.
Cristina Grandea; Josè Templadoa; J. Lucas Cerverab; Rafael Zardoya (2004). "Phylogenetic relationships among Opisthobranchia (Mollusca: Gastropoda) based on mitochondrial cox 1, trnV, and rrnL genes". Molecular Phylogenetics and Evolution. 33 (2): 378–388. doi:10.1016/j.ympev.2004.06.008. PMID15336672.
Hughes, H. P. I. (1970). "A light and electron microscope study of some opisthobranch eyes". Zeitschrift für Zellforschung und Mikroskopische Anatomie. 106 (1): 79–98. doi:10.1007/BF01027719. PMID5449072. S2CID40169600.
Jensen, K. R. (1997). "Evolution of the Sacoglossa (Mollusca, Opisthobranchia) and the ecological associations with their food plants". Evolutionary Ecology. 11 (3): 301–335. doi:10.1023/A:1018468420368. S2CID30138345.
Hughes, H. P. I. (1970). "A light and electron microscope study of some opisthobranch eyes". Zeitschrift für Zellforschung und Mikroskopische Anatomie. 106 (1): 79–98. doi:10.1007/BF01027719. PMID5449072. S2CID40169600.
Knudsen, B.; Kohn, B.; Nahir, B.; Mcfadden, S.; Moroz, L. (February 2006). "Complete DNA sequence of the mitochondrial genome of the sea-slug, Aplysia californica: conservation of the gene order in Euthyneura". Molecular Phylogenetics and Evolution. 38 (2): 459–469. doi:10.1016/j.ympev.2005.08.017. ISSN1055-7903. PMID16230032.