Bibliographie * Site Web Internet * Photographie
Lyonsia

---

Lyonsia californica Conrad , ( 22 28 ) Californie,

Seashells of World, p.174 pl.156

Lyonsia floridana Conrad 1849, ( 18 ) Floride,

Florida Shell Museum

Lyonsia hyalina Conrad , ( 15 ) Canada E & Caroline,

Amerique Nord Abbott, p.262

Lyonsia norvegica (Chemnitz 1788), ( 20 ) Mediterranee,

Spisulanz web  Thais.it  idscaro

Lyonsia patagonica Orbigny , ( 15 18 ) Uruguay,

Seashells of World, p.174 pl.156

Lyonsia ventricosa Gould 1861, ( 15 ) Japon,

B.Cabinet