MAISTGELIA.— Plate VII. 



apertura Irevi, bad truncatd ; carneo-fuscd, obscure 

 fasciatd, cosUs albicmdibus. 



The chaste Mangelia. Sliell ovately turreted, longitu- 

 dinally ribbed, ribs fine, rather distant, smootli, aper- 

 tm-e short, base tnincated ; fleshy brown, obscm-ely 

 banded, ribs whitish. 



Eeeve, Pro. Zool. Soc, 1846. 



Sab. ? 



Peculiarly truncated at the base. 



Species 56. (Miis. Cuming.) 



Mangelia obeliscus. Maiiff. testa suhulatd, hexagond, 

 basi truncatd, striis pulcherrimis elevatis mtdlqne 

 creberrinw cingulatd, longitudinaliter costatd, costis 

 disfantibns, seqiieiitibus ; apertura miniitd, ovatd ; sor- 

 did!; albd, apertura fauce lutescente. 



The obelisk IIangelia. Shell subulate, six-sided, 

 trimcated at the base, very closely encii-cled thi-ough- 

 out with bcautiM raised striae, longitudinally ribbed, 

 ribs following one under the other ; apertiu-e minute, 

 ovate ; dull white, interior of the aperture yello\\'ish. 



Eeeve, Pro. Zool. Soc, 1846. 



Hab. Island of Corrigidor, Philippines (found among 

 coarse sand at the depth of ten fathoms) ; Cuming. 

 An interesting species remai'kably characterized by its 



erect obelisk-like growth. 



Species 57. (Mus. Metcalfe.) 

 Mangelia balteata. Mang. testa elongatd, subfusiformi, 



longitudinaliter costatd, costis angustis, distantibus ; 



albd, zond fused conspicud cingulatd. 

 The belted Mangelia. Shell elongated, somewhat 



fusiform, longitudinally ribbed, ribs narrow, distant ; 



white, encircled with a conspicuous brown zone. 



Eeeve, Pro. Zool. Soc, 1846. 



Eab. ? 



The brown zone which forms so conspicuous a character 

 in the specunen here figured, is but faintly indicated in 

 others. 



Species 68. (Mus. Gray.) 



Mangelia Goodallii. Mang. testd oblongo-ovatd, spires 

 stituris subpro/imdis ; longitudinaliter costatd, costa- 

 nmi interstitiis striis conspicuis clatkratis ; albd, striis 

 pallide fuscescentibiis. 



Goodall's Mangelia. SheU oblong-ovate, sutures of 

 the spire rather deep ; longitudinally ribbed, inter- 

 stices between the ribs latticed with conspicuous 

 strise ; white, striae pale brown. 



Gray, MSS. (Private cabinet). 



IM. ? 



Named some years since by Mi-. Gray iu manuscript, 



after the late venerable Provost of Eton. 



Species 59. (Mus. Metcalfe.) 



Mangelia astkicta. Mang. testd subfusiformi-ovatd, 

 ■spird breviusculd, suturis profundis; longitudinaliter 

 costatd, costis crebriuseulis ; albidd, zona fused an- 

 giistd cingulatd. 



The tied Mangelia. Shell somewhat fusiformly ovate, 

 spii-e rather short, sutures deep ; longitudinally ribbed, 

 ribs rather close-set ; wliitish, enciixled with a nan-ow 

 brown zone. 



Eeeve, Pro. Zool. Soc, 1846. 



Eab. ? 



The ribs of this species present an unusually numerous 

 aspect on the spire. 



