350 PATELLA. LIMPET. Class VL 



the edges often in old subjects are almost 

 smooth. Tab. xc'ii. Jig. ]. 



(Var. A.) •^"''- Conch, tah. 538. Jig. Patella depressa. Br. Zool. iy. 

 inf. 142. 



P. much depressed ; the vortex approximating 

 nearly to one edge. More oblong than the 

 former. Tab. xcii. Jig. 1.* 



*** Pointed with the vertex bent. 



3. MITRDLA. Gm. Lin. 370Q. P. antlquata. Mont. Test. 



Lin. Tr. viii. 230. Br. 483. t. 13- /. Q. 



* P. with an entire, subconic, imbricated shell, 

 top recurved j diameter half an inch. 

 Found at Weymouth. 



4. UNGA- ^^"" ^y^^' 1259- No. 761. Lin. Tr. viii. 230. 



RICA. Gm. Lin. 37O9. Mont. Test. Br. 486. 



honnet. Gualtieri, tal. ix. Jig. vv. 



P. with a white acuminated striated shell, the 

 top turning down like a Phrygian bonnet. 

 Tab. xciii. Jig. 1 . 



