EBURNA. 



Thesaurus, Plate CCXV. 

 (From Specimens in Mr. Cuming's Collection.) 



Fig. 



1. molliana, C/iem. Sp. 2. 

 2, 3. canaliculata, Sckum. Sp. i . 



4. spirata, Linn. Sp. 4. 

 5, 6. Zeylanica, Brug. Sp. 8. 



7. papillaris, Sowb. Sp. 7. 



8. ambulacrum, Sowb. Sp. 3. 

 9, 10. lutosa, Lamk. Sp. 5. 



11. Japonica, Reeve, Sp. 6. 



