32 APPENDIX. 
Depth. | Ground. Frequency, &c. 
; faths. 
Cyprea candidula? ...... 12-50] + sand |moderate; white ; 
| very small. 
Oynla Spelta?-s2. 2.2.5. vs: 40-60] sand _ jrare; Orotava. 
123. Marginella glabella ...... sh.tol5|sand & m.|frequent. 
125. —-—— guancha............... 20-60 |sand & m./frequent. 
Se 12-16 |sand & m.jrare. 
re shore | rocks |rare. 
eee shore | rocks 'rare. 
GASTEROPODA OPISTHOBRANCHIATA. 
30. Aplysia ocellata ............ shore | rocks |frequéent ; Orotava. 
Hyprid ae oees--<esncs sh.tol2 rocks & s.;moderate. 
Cylichna cylindracea...... 12-50 |sand & m,/frequent. 
truncata, 2 .)..505.08% 12-50 jsand & m./frequent. 
— mammillata ......... 40-60| sand |rare; Orotava. 
—— (mew) .....-.......6- 12-60 |sand & m.|frequent ; white ; stri- 
ated and banded 
with opake white. 
(REM) 225. bites domaine 12 &16/sand & m.|rare ; species at Car- 
thagena, Spain. 
Bhiline aperta: ~.2.. 052.826: 12-20 |sand & m.|rare ; Lancerote. 
Amphisphyra hyalina ...| 60 sand rare ; Orotava. 
ole sallavampulla 2. co... sons sh.to60} sand _ |frequent. 
B.M. Wry ats cnaee st sie shore — (frequent. 
Cran@hil....c26-cse-.5: 12 mud {1 specim.; Santa Cruz. 
Se shore —  'freq.; Grand Canary. 
CEPHALOPODA. 
Bo Spirula POrO0N rch ceca on: shore — |frequent. 
Octopus’ :...-.....0..:.......jsh.&20|rocks & s-|moderate. 
Printed by ‘Taylor and Francis, Red Lion Court, Flect Strect. 
