| Neptunea communis (Middendorff, 1849) egg tower |
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The eggs have been laid on a Volutopsius castaneus stefonssoni which is also populated by a colony of the tunicate Styela rustica |
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| SE of Saint Matthew Id., Bering Sea, Alaska; |
| trawled R/V Arcturus 53 m. on mud; 4 July, 2003 (tower about 60 mm.) |
