- 62 — 



Galericulmn uiulatum Crown Coucli. fide Sars. 



Velutina zonata Gould Inv. Mass. I p. 242, F. 160. II. p. 335, 



F, 160. de Kay Newyork T. 23, F. 253. - Reeve Conch syst 



T. 147, F. 3. 4. — Leche Spitzh. p. 47.- Middendorff Mal. ross. II 



p. 433. 

 Morvillia undata Sars Moll. Norv. p. 147, T. 21, F. (5 7. 



Hab. Mare arcticum. 



Genus Velutella Gray. 



T. pallio fere oiiinino tecta, tenuissima, tlexibilis, vix cal- 

 carea, epidermide inconspicua, spira minima, apert. oblique ex- 

 l)ansa, peristomate continuo, incrassato. — Sars. 



1. Velutella flexilis Montagu. T. tenuis, pellucida, 

 submembranacea, obscure cornea, oblonga, spira minuta sed 

 distincte elevata, sublaevis: anfr. 2 convexi, sutura distincte 

 impressa, ult. maximus oblique exi^ansus; apert. oblongo-ovata, 

 extus oblique detiexa, labro externo postice parum arcuato, 

 interno incrassato, subsemicirculari, cuni externo continuo. — 

 Long. 8 Mm. 



Velutina flexilis (Bulla) Montagu Test. Brit. — Forhes et Hanley III 

 p. 350, T 99, F F. 6. 7. - Sars Norv p. 148, T. 21, F. 8. 



Velutiua plicatilis .Teffreys Br. Conch. IV p. 239, T. 79, F. 3. 

 Hab. Mare boreale. 



2. Velutella cryptospiraMiddendorff. T. oblongo- 

 triangularis, pallide cornea, pellucidissima, spira minima, im- 

 pressa, fere inconspicua, laevis; anfr. 1% ultinnis amplissimus, 

 oblique expansus; apeit. patula, irregulariter ovata, labro ad 

 suturam sat arcuato, dein abrui^te declivi, interno profunde 

 incurvato, leviter incrassato, peristomate contiuuo. — Long. 

 12,5 Mm. 



Velutiua cryptospiia Middeudorff Mal. ross. II — (Vclutclla) Sars 

 Norv. 1). 149, T. 21. F. 9. — Verrill Trans. Conn. V p. 519. 

 Hab. Oceanum arcticum. 



15. Familia Lamellariidae- 



1. Genus Lamellaria Montagu. 



T. pallio omnino inclusa, ovata vel oblonga, spira parva 

 laterali, apert. patula oblique expansa. 



1 . L a m e 11 a r i a p e r s p i c u a L i n n c. T. haliotoidea, sed 

 spiia magis elevata, submembranacea, i^ellucida, lineis iucrementi 

 tenuissimis tantum sculpta, spira niinima, obli(iua, excentrica; 

 anfr. ^'/^-S, ult. maximus, deliexus; sutura lata et profunda; 

 apert. expansa, transverse ovata, labro ai-cuato-declivi, columella 

 fere semicirculari , cum margine externo continua. — Alt. 13, 

 diam. 9 Mm. 



