PLATE XLVIII. 
Fig. 26. CERITHIUM costatum. 
Cbbithium costatunij Brown's MSS. 
Strombus costatus, Mont. Test. Brit. p. 255 — Mat. and Rack, in Linn. Trans, viii. p. 142.— Z)o». Brit. Sh. pi. 94. 
Fig. 27. CERITHIUM minutum. 
Cbrithiom minutunij Brown's MSS. 
Strombus turbofortnis, Mont. Test. Brit. Sup. p. 110, pi. 30, fig. 7- 
Fig. 63. CERITHIUM reticulatum. 
Cerithium reticulatum. Brown's MSS. 
Murex reticulatus, Mont, Test. Brit. p. 272 — Mat. and Rack, in Linn. Trans, viii. p. 150. 
Strombiformis reticulatus, Da Costa's Brit. Conch, p. 117, pi. 8, fig. 3. 
* Reversed* 
Fig. 64.. CERITHIUM adversum. 
Cerithium adversum. Brown's MSS. 
Murex adversus, Mont. Test. Brit. p. 271. — Don. Brit. Sh. pi. 159. — Mat. and Rack, in Linn. Trans, viii. p. 126. 
Fig. m. CERITHIUM tuberculatum. 
Cerithium tuberculatum. Brown's MSS. 
Murex tuberculatum, Mont. Test. Brit. p. 2*^0.— Mat. and Rack, in Linn. Trans, viii, p. 150. 
Fig. 40. PLEUROTOMA sinuosa. 
Pleubotoma sinuosa, Brown's MSS. 
Murex sinuosus, Mont. Test. Brit. p. 264, pi. 9, fig. 8. — Mat. and Rack, in Litm. Trans, viii. p. 143. 
Fig. 29, SO. PLEUROTOMA reticulata. 
Pleurotoma reticulata, Brown's MSS.— A new species. Found by Stewart Ker, Esq. at Rowe. — In Lady Jar- 
dine's cabinet. 
Fig. 31, 32, S3. FUSUS carinatus. 
Fusus carinatus, Brotvn's MSS. 
Murex carinatus, Laskey in Wern. Mem. i. p. 400, pi. 8, fig. 9 — This is not the young of Penn. Bril. Zool. pi. 17, 
fig. 96, as he supposes. 
Fig. 25. FUSUS PURPUREUS. 
Fusus purpureus. Brown's MSS. 
Murex purpureus, Mont. Test. Bril. p. 260, pi. 9, fig. 3 — Mat. and Rack, in Linn. Trans, viii. p. 1 48. 
Fig. 51, 52. FUSUS turriculus. 
Fusus turriculus, Brown's MSS. 
Murex turricula, Mont. Test. Brit. p. 268, pi. 9, fig. 5 — Mat. arid Rack, in Linn. Trans, viii. p. 144. 
Fig. 1, 2. FUSUS lineatus. 
Fusus lineatus. Brown's MSS — A new species. Pound on the coast of Ireland by Dr Drummond of Dublin.— lu 
the cabinet of Dr Leach, British Museum. 
