284 REPORT—1850. 
LL LLL LLC 
Ground.| Dead at | Living at Pace 
Odostomia .......... Reageaea le. RE ΤΩΣ vie ces = 30 to 40f.| rare. ‘ 
Eulima polita ............... s.& m + |d0to40f.) rare. 
— distorta .............4. Βρ δὲ liad. Lee 30 fath. | ver. | 
—— subulata ............... 8. δὲ mi} ...00. 30 fath. | rare. | 
Natica macilenta....... soos {So 8. Miia tace cae 30 to40f.| rare. 
—— intricata............... s.& m.| see 40 fath. | rare |small. 
—— Alderi...............00. 82:60 χα κα ν co cae 30 to 40f.| rare. | 
Scalaria crenata ............ Tas shore vee ees one. | 
—— pseudoscalaris ......}  ... shore | ...... rare. 
Neritina viridis ............) weed | shore 5 fath. | abun. 
Vermetus semisurrectus Ϊ 
(Serpula)......... ΞΡ ΒΑ. 10... ἐζοε: 30 fath. | local. 
Vermetus gigas ............ sand |... 30 fath. | local. 
—— cancellatus? .........) sand | ...... 30 fath. | local. 
Trochus striatus .......... e+] SANd | -ceese 4 fath. | freq. 
--- ----- Gaya ducccncanncs alts Maibibds Sones 4 fath rare. 
Phasianella pulla....... ἐκ... WEEE νυνὶ ΤΠ 4fath. | local. 
intermedia? ......... weed | ...:.. 4fath. | local. 
Littorina petrea..... ...... on shore. |. (ον freq. 
Turritella tricostalis ......!s.&m.}  ...... 30 fath. | local. 
— terebra ......s0e...eee 8. τα <0e 30 fath. | local. 
Cerithium reticulatum ...} weed | ...... 4 fath. | freq. 
—— PETVETSUM ...00...08- weed | 4 fath seoeee | local. 
Fusus muricatus .......06.../8. & m.|...... 30 fath. | rare |two specimens. 
—— corallinus ............ sand Se 8 fath. | local. 
—— corneus, Lin..........] sand | ...... 8 fath. | local. 
Pleurotoma gracile......... sand |30to40f.) ...... rare. 
levigatum ...........-| sand | Sfath. | ...... rare. 
—— purpureum............ sand | 8fath. | ...... local. 
ginnannianum ...... mud] ...... 10 to 40f.| local. 
— brachystomum, and 
about 3 others............ DIMA ἡ μΤ 30 to 40f.| local. 
Nassa neritoides ............ sand | ...... 8 fath. | freq. 
Buccinum minimum ......! sand | ...... 8 fath. | local. 
Ringuicula auriculata ...... π΄} δι 40 fath. | local. 
ΟΠ ΤΕ τ VIS....-<ccecsccaesssae sand | ...... 8 fath. {| local. | 
Marginella clandestina .. |s.& m.| cc 30 to 40f.| freq. 
—— miliacea ............... sand | ...... 8 fath. | local. 
Dentalium tarentinum sand} ...... 8 fath. | local. 
—— fissura or rubesceus .| mud | ...... 5 fath. | local. (fissured). 
MVE ΡΠ} μον 30 to 40 ἢ. local |species obtained at Gibraltar 
Brissus lyrifer ...............| mud | ...... | 40fath.| ... jone. 
BHSATHISIO ceenay sisessersasers's sand! is...28 10 fath 
A fragment of Pavonaria..) ... | ...... 40fath.| ... |mud. 
Bay of Algiers, 18th to 2lst of May; bottom sand and mud. 
Dead at 
Dentalium tarentinum 
dentalis 
—- fissura 
eee eee tweets) ne 
eee tees eeeeerees| νοοῦν 
Sceunstocenaitens 35 fath. 
Ditrupa subulata? ......... 35 fath. 
Saxicava arctica .......... ae 
Anatifa striata 
fascicularis 
Corbula nucleus ....... ees 
Thracia phaseolina 
atte eeeneeennes 
35 fath. 
Living at ἘῈΞ ὩΣ 
10 to 35f.| local. 
6 to 10 ἢ) local. 
6 to 10 f.| local. 
τ ρον local 
ἜΜΕΝ local. 
35 fath. | rare. 
surface | abun. 
surface | abun. 
8 fath, | freq. 
Sata rare, 
ee ee 
striated, waved appearance, gy. var. 
of D. tarentinum.? 
on floating reeds, &c. 
on blades of Zostera and other float. 
ing substances. 
_— rr ὁ ΓῸὋἝΞἝἙΣ.'-Ξ“ἧἥ ς  - ---οΠὁΠΠὁΠΠὃΠΠὃΠΠΠ΄Π5.ν.΄΄“΄“ὦ΄[ὃὦ7..... 
