APPENDIX. 7 
Depth. | Ground. Frequency, &c. 
faths. 
Modiola tulipa ............ 50 sand |rare. 
B.M. =? siasvecccaseees 12-50 |cor. & sto.|frequent ; allied to M. 
Petagne, Scacchi. 
B.M. Crenella rhombea ......... 12-60 jgra. & wd. rea Ne, 
—— marmorata ......... 50 —  |1 valve ; Orotaya. 
178. Chama gryphoides......... 12-60 |m.& stone frequent. 
PrCs LACTATE Jie sened5 2s -s05 12 —  _|moderate; valves. 
tetragona ............ 20-60| sand _ (frequent; valves; Te- 
neriffe. 
AMGIQUACA §...0ccese-. 20-35 | mud rare; valves; Teneriffe. 
eerie TMA DTIC AGA \a0c. cs cusew. 40 sand (1 valve; Orotava. 
Pectunculus glycimeris ...| 30-50 |sand & m. frequent. 
DLCULUSW5...4aesere ss 30 sand frequent. 
171. Avicula Tarentina ......... 20-50| mud _srare; valves. 
LR TES 1 sh.to35| — _ Irare. 
166. Lima squamosa ............ ish.to70/sand & m.'frequent ; valves. 
VATS ciseesctsenses 12 |jsand & m.'rare; valves. 
subauriculata......... 12-60 jsand & m.'rare. 
Pecten maximus............ 12-60 |s. & coral frequent; fragments 
| and young valves. 
Gperculanig;? .s662.. 40-60| sand rare; 1 living; small. 
170. corallinoides ......... 12-50 |cor.& wd. moderate. 
168. BUSI OM cceliaecstsesta3-- 12-50} sand _ ‘frequent ; valves. 
PES -AEMISeoees ss syden 50 coral rare; valves. 
EID DUS! ye ocies satceete dns 20-40 |sand & m. rare. 
164. Spondylus gederopus ...|sh.to70} — frequent; valves and 
fragments. 
162. Ostrea —— ............... 30-40} sand rare. 
GASTEROPODA PALLIOBRANCHIATA. 
Argiope decollata ......... 60 |s. & coralfrare ; Orotava. 
196. CENA A dsc a5.0 ee ohne 60 |s. & coraljrare ; Orotava. 
— Neapolitana ......... 60 |s. & coraljrare ; Orotava. 
ee eeeeeceec eee 60 |s. & coraljrare; 1 sp.; Orotava. 
PTEROPODA. 
14. Hyalzea trispinosa ......... 20-50; mud rare. 
9. —— tridentata ............ 20-50} mud rare. 
WARIMENA ...-0-sne0es surface} — _ frare. 
22. Atlanta Peronii ............ shore —  {frequent. 
17. Creseis spinigera ......... surface} — _ |frequent. 
Peet tia. cducessadcndes surface) — _ /frequent. 
Se aekinsedcences sens surface!) —  jfrequent. 
2° Cuvieria —— ............ 20 mud __jrare. 
24. Spirialis —— ............] 50 sand _ jrare. 
B2 
