316 Messrs. J. C. Melvill and R. Standen on 
Daphnella (Pleurotomella) Amphitrites *, sp. n. 
(Pl. XXIII. fig. 3.) 
D. testa ovato-cylindrica, delicata, subhyalina, albo-lactea ; anfracti- 
bus 7-8, quorum 24 apicales albi, sub lente pulchre decussati, 
ceteris longitudinaliter lirato-costulatis, spiraliter liris crassiori- 
bus succinctis, ad juncturas costularum cum liris gemmulatis, 
nitidis, infra medium anfractus antepenultimi et penultimi 
duabus spiralibus liris magis conspicuis, cariniferis, simul ac in 
ultimo, ad peripheriam ; apertura ovato-oblonga, intus hyalina, 
alba, labro tenui, canali brevi, paullum recurvo. 
Long. 8, lat. 3 mm. 
Hab. Gulf of Oman, lat. 24° 58’ N., long. 56° 54’ E., 
156 fathoms. 
The two species D. Amphitrites and D. neretlum occur 
together, but we think it correct to separate them, though 
undoubtedly they are nearly allied. ‘The present species is the 
less angular, rather larger, and of a more roundly cylin- 
drical form. 
Daphnella thygatricat, sp.n. (Pl. XXIII. fig. 6.) 
D. testa parva, fusiformi, tornata, albo-straminea, longitudinaliter 
pallide rvfo-tincta; anfractibus 7, quorum tres apicales apice ipso 
levi mamillato, duobus pulchre sub lente decussatis, ceteris 
spiraliter ad medium, ultimo ad peripheriam duplo-carinatis, 
lirisque levibus, fortiter succinctis, ultimo anfractu ad medium, 
inter carinas, recto ; apertura oblonga, labro tenui, sinu obscuro, 
margine columellari incrassato, albo, nitido, canali lato, paullum 
producto. 
Long. 7, lat. 2°50 mm. 
Hab. Gulf of Oman, lat. 24° 58’ N., long. 56° 54’ E., 
156 fathoms. 
A small Drillia in miniature, looked at superficially, but 
the decussate apical whorls are Daphnelloid. It occurred 
somewhat commonly at the above station. 
Daphnella thia}, sp.n. (Pl. XXIII. fig. 8.) 
D. testa delicatissima, subpellucida, attenuato-fusiformi, albida, 
nitida; anfractibus octo, quorum 33 apicales ochro-tincti, pulchre 
decussati, cacteris tumidulis, liris arctis longitudinalibus spirali- 
busque decussatis, liris interdum pallidule stramineo-tinctis, 
* Amphitrite, a sea-goddess, wife of Neptune. 
+ Ovyarnp, a daughter. 
} Ocios, divinely beautiful. 
te ea 
