Description ²

Ground color greyish-white, dorsum encrusted with opaque white extending from head to posterior row of cerata, from there postero-medially, as a broken line, to tail. Irregular spots of opaque white are scattered on sides of body. Cerata encrusted with opaque white on distal two thirds, leaving tips free, cores vary from pale or deep green to pale or deep raw umber. Oral tentacles with a few scattered flecks of opaque white. Rhinophores smooth, bearing various amount of encrusting white distally. Anterior foot corners rounded.

Size ²

Typically less than 8mm in length.

Geographic Range ²

Prince William Sound, AK, to La Paz, Baja California, Mexico.

Notes ²

WoRMS currently accepts Trinchesia albocrusta, rather than Tenellia albocrusta.

References ²

CELLA, K., L. CARMONA, I. EKIMOVA, A. CHICHVARKHIN, D. SCHEPETOV, & T. M. GOSLINER. 2016. A radical solution: the phylogeny of the nudibranch family Fionidae. PLoS ONE 11(12):e0167800. PDF

KORSHUNOVA, T., A. MARTYNOV, & B. PICTON. 2017. Ontogeny as an important part of integrative taxonomy in tergipedid aeolidaceans (Gastropoda: Nudibranchia) with a description of a new genus and species from the Barents Sea. Zootaxa 4324(1): 1-22.

MACFARLAND, F. M. 1966. Studies of opisthobranchiate mollusks of the Pacific coast of North America. Memoirs of the California Academy of Sciences 6:1-546, pls. 1-72. PDF

McDONALD, G. R. 1983. A review of the nudibranchs of the California coast. Malacologia 24(1-2):114-276. PDF

SOUTHERN CALIFORNIA ASSOCIATION OF MARINE INVERTEBRATE TAXONOMISTS. 2018. A taxonomic listing of benthic macro- and megainvertebrates from infaunal & epibenthic monitoring and research programs in the southern California bight, edition 12, 1 July 2018, xviii + 167 pp. PDF

Synonyms ²

Cuthona albocrusta, Trinchesia albocrusta.

Additional Info ²

WoRMS

Sources and Credits

1. (c) Gary McDonald, all rights reserved, uploaded by Gary McDonald
2. (c) Gary McDonald, some rights reserved (CC BY-SA)

More Info

• iNat taxon page
• Animal Diversity Web
• Biodiversity Heritage Library
• BOLD Systems BIN search
• Global Biodiversity Information Facility (GBIF)
• SeaLifeBase
• World Register of Marine Species

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