177 
without the assistance of an ordinary lens, but in passing over the 
longitudinal streaks of light brown they present a more decided ap- 
pearance. 
Conus tanipus. Con. testd turbinatd, leviter pyriformi, tenui, un- 
dique sulcatd, sulcis basalibus latioribus, profundis, alteris irregu- 
laribus, subtilissimis, undulatis ; albd, totd superficie striis longitu- 
dinalibus elevatis peculiariter sculptd; spird subobtuso-convexd, 
obsolete coronatd. 
Conch. Icon., Conus, pl. 44. f. 248. 
Hab. ? 
I am not aware that the raised longitudinal striz with which this 
shell is so delicately sculptured are to be found in any other species 
of the genus. 
Conus ampicuus. Con. testd turbinatd, levi, basim versus liratd, 
lineis subtilissimis, undatis, longitudinalibus, subobsolete incisis ; 
alba, pallide fuscescente tinctd ; spird obtuso-convewd, leviter cana- 
liculatd, maculis arcuatis fuscescentibus ornatd, apice mucronato, 
elato. 
Conch. Icon., Conus, pl. 44. f. 244. 
Hab. ? 
There is always a doubtful character about shells exhibiting faint 
indications of colour; I have not, however, succeeded in referring 
this to any species hitherto described. 
Conus LenTiIcINosus. Con. testd fusiformi-turbinatd, tenuiculd, 
levi, basim versus sulcatd, sulcis latiusculis, profundis ; albidd, 
fuscescente lentiginosd et punctatd ; spird elatd, anfractibus acut- 
angulis, marginibus fuscescente maculatis, maculis subdistantibus ; 
labro subexpanso, juxta spiram emarginato. 
Conch. Icon., Conus, pl. 44. f. 245. 
Hab. ? 
This is an interesting and important species, of which there is a 
fainter specimen, of more elongated growth, in the collection of 
Mr. Adamson of Newcastle. 
Conus trocuutus. Con. testd abbreviato-turbinatd, obesd, solidd, 
levigatd, basim versus sulcata ; albd, aperture fauce rubido-vio- 
laceo tinctd ; spird obtuso-convead, levigatd. 
_ Conch. Icon., Conus, pl. 45. f. 246. 
Hab. ? 
This species, of which there are several examples in the British 
Museum, all with the violet-tinged aperture, exhibits the same con- 
trast of colour as a very peculiar white variety of the Conus nivosus. 
Conus suaiLLatus. Con. testd turbinatd, solidiusculd, levigatd, 
basim versus subobsolete noduloso-liratd ; albidd, fasciis duabus 
latissimis livido-olivaceis, lineisque ewilibus fuscescente-punctatis, 
cinctd ; spird plano-convexd, canaliculatd, apice mucronato, elato, 
anfractuum marginibus subtilissime oblique nodulosis ; basi et 
aperture fauce violaceo tinctd. 
