1. Amio M (1963) A comparative embryology of marine gastropods, with ecological considerations. J Shimonoseki Univ Fish 12:229–358
2. Ankel W (1930) Nähreierbildung bei Natica catena (da Costa). Zool Anz 89:129–135
3. Baxter R (1987) Mollusks of Alaska, a listing of all mollusks, freshwater, terrestrial, and marine reported from the State of Alaska, with locations of the species types, maximum sizes and marine depths inhabited. Shells and Sea Life, California
4. Berecoechea JJ, Brogger MI, Penchaszadeh PE (2017) New evidence of brooding in the deep-sea brittle star Astrotoma agassizii Lyman, 1876 from a South Western Atlantic Canyon. Deep-Sea Res I 127:105–110. https://doi.org/10.1016/j.dsr.2017.08.007
5. Bouchet P, Warén A (1993) Revision of the Northeast Atlantic bathyal and abyssal Mesogastropoda. Boll Malacol Suppl 3:577–840