1847. | 
Cerithium quadricinctum, Goldf. 
Portlandicum (Terebra), 
Sow. 
pentagonum, Archiac. 
Nerinea Roissyi (Turritella), 
Archiac. 
Sasciata, Roemer. 
13 n. sp. 
Buccinum sublineatum, Roemer. 
parvulum, Roemer. 
Pleurotoma, n. sp. 
Rostellaria composita, Phill. 
trifida, Phill. 
bispinosa, Phill. 
—— atractoides, Deslong. 
COL. MACINTOSH ON THE BAY OF NAPLES. 
191 
Rostellaria paradova, Deslong. 
6 n. sp. 
Note.—All the species in this 
group are characterized by the 
absence of a siphon on the spire. 
Murex, 3 n. sp. 
Purpuroidea nodulata (Murex), 
Young and Bird; Murex tu- 
berosus, Sow. 
2 n. sp. 
Fusus unilineatus (Buccinum), 
Sow. 
obliquatus (Rissoa), Sow. 
n. Sp. 
CEPHALOPODA. 
Belemnites hastatus, Orbigny. 
Nautilus truncatus, Sow. 
(species undetermined). 
Ammonites Herveyi, Sow. 
Ammonites Parkinsont, Sow.(var.) 
coronatus, Brug. 
Lalandeanus, Orbigny. 
(2 sp. undetermined). 
RADIARIA. 
Clypeus sinuatus, Parkinson. 
Pygaster patelliformis, Agassiz. 
Nucleolites clunicularis, Phill. 
(species undetermined). 
Acrosalenia coronata (Cidaris), 
Acrosalenia Hoffmanni (Cida- 
rites), Goldf. 
(species undetermined). 
Cidaris subangularis, Goldf. 
Echinus germinans, Phill. 
Goldf. 
Numerical proportion of species obtained from the Great Oolite of 
Minchinhampton. 
Conchifeta: valde. sdadeeGe da 109 
Mionemmyariant).2/:/0s:./) 2.5. Ree 44 
Beachiopoda © .:.400 oc... tend . 8 
Gasteropoda. wy 02k. eet awe 142 
Cephalopoda cose. Hh. GRR 9 
PLACHARIA. Lath, us seuctn om, ea oe 9 
307 
2. Extract of a Letter to J. Carrick Moore, Esq. from 
CoLoneL Macintosh, F.G.S. 
Florence, June 15, 1847. 
. When at Naples I visited Pozzuoli twice ; the first time on 
the 27th of May 1847, at seven o'clock p.m. The tide was still flow- 
ing slowly out of the Temple of Serapis. The water was then exactly 
on a line with the angular base of the northern column (a), the sur- 
face of which, as well as the first ring (a 6), was at the time wet, and 
