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Bulbus

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Bulbus cornea Moller , ( ) Groenland,
Bulbus fragilis Leach 1819, ( ) Ocean Pacifique N.,
Bulbus globulus Jeffreys , ( 2 5 ) Mediterranee,

Conchiglie mediterr., p.151

Bulbus islandica Gmelin 1791, ( 25 40 ) Arctique,

Amerique Nord Abbott, p.114 Compendium Seashells, p.105 Europ.V.I Poppe-Goto, p.117 pl.17 Seashells of World, p.76 pl.58

Museo Virtual

Bulbus purpureus Dall 1871, ( 18 ) Alaska,

Compendium Seashells, p.105

Bulbus rossiana Smith 1907, ( 23 ) Antarctique,
Bulbus smithii Brown 1839, ( 20 25 ) U.S.A. E.,
Bulbus striatus Golikov & Sirienk. 1983, ( ) U.R.S.S.,