147 



1840, 356. Patella a, Schum. 1817, 1/9. Emarginula, sp. 

 Soio. Pat. Ungiiis. 

 152*. ? Palmarium, Montf. 1810, 70. Pal. clypeatum, Montf. 



153. Emarginula, Lam. 1801; Schum. 1817, 181. Emarginulus, 

 Montf. 1810. Patella, sp. Linn. Patella fissura. 



SubemarginuJa, Blainv. 1825. Hemitoma, Sicains. 1840, 356. 



Pat. octoradiata, Gmel. 

 Clypidina G?-ay, 1847. Pat. notata. 



154. Rimularia, Defrance. Rimula, " Defrance," Blainv. 1825. 

 Emarginula d, Blainv. 1825. Rim. Blainvillii. 



? Rimula, X>'Orž.. R. eonica, D'0/-6. 



This genus is quite distinet from tlie following ; and we have a re- 

 cent species in tlie Brit. Mus. 



155. Diadora, " Gr«y, 1821 ;" Blainv. 1825 {3Ian. 501). Cemoria, 

 Leach, 1819 ; not Risso, 1826 (Cremoria, error ofpress). Sypho, 

 Broivn, \S27; Rečius. Siphon, Broivn, 1844. Puncturella, iowe, 

 1828. Fissurella, sp. f/eOT. Fissurella /3, ScAim. 1817. Ri- 

 mula, Couthouy ; Loven ; not Defrance. Patella, sp. Mūller, 

 Linn. &c. Diodora, Gray, 1840. Pat. Noachina. 



156. Fissurella, Lam. 1801, Sivains. 356. Lepas (Dasan), Adans. 

 LaTrvA,Humph.l797,4. Fissurellus, ilibnį/". 1810. Pat. pieta? 



Fissurella a, Schum. 1817, 181. Pat. Barbadensis. 



Fissurella c, Blainv. 1825. Pat. grseca. Young shell. 



Diadora, sp. Graij, 1821. Cemoria, sp. Leach, 1819; not Risso. 



Sipho, sp. Broivn, 1827 & 1844. Pat. apertura. 

 Fissurillea, Smains. 1840, 356. Fiss. pUeus, Swains. 

 Clypsidella, Swains. 1840, 356. Pat. pustula. 



157. Maeroschisma. Macrochisma, Sivains. 1840, 356 ; Gray, 1840. 

 Larva, sp. Humph. 1897, 4. Fissurella, sp. Sow. Pat. macro- 

 scliisma. 



158. Fissurellidsea, UOrbigny, 184 ? Fissurella, sp. Lam. 1822. 

 Fiss. hiatula, Lam. 



159. Pupillia, Gray, 1840, 114; 1844, 58. Fissurella, sp. Sow. 

 " PupUlaca, Gray," Philippi, ii. 90. Pat. apertura. Boru. 



160. Liicapina, Gray, 1840 ; 1844, 58. Fissurella aperta, Sow. Lu- 

 cap. elegans, Gray. 



Fam. NERITID^. 

 Neritina. 



161. Nerita, Linn.; Adans. 1757; Lam. 1801. Peloronta, Oken, 

 1815. N. exuvia. 



Nerita, Montf. 1810. Peloronta, sp. Oken. N. peloronta. 



162. Yelates, Montf. 1810, 354. Nerita, Blainv. 1825. Nerita, sp. 

 Chemn. Neritina pei-versa, Lam. 



