1870. ] MR. G. B. SOWERBY ON NEW SHELLS. 259 
to be unique ; but it differs materially in form, the spire being much 
longer than the body-whorl. It also has longitudinal ridges, and is 
much more neatly and regularly marked. 
MITRA INTERSTRIATA. 
M. testa fusiformi, acuminata, costis distantibus levigatis longitudi- 
nalibus et striis spiralibus interstitialibus sculpta, albida; anfractu 
ultimo in medio aureo latifasciata, supra et infra fasciam inter 
costas rubro maculato. 
Hab, China Seas. 
Mus. Taylor. 
MITRA DIMIDIATA. 
M. testa brevi, liris distantibus, levigatis, rotundis, longitudinalibus, 
et striis elevatis spiralibus interstitialibus sculpta; spira et aii- 
Sractu ultimo usque ad medium albis, infra aurantiacis. 
Hab. ——? 
Mus. Taylor. 
MirRA UMBONATA. 
M. testa brevissima; spira anfractum ultimum longitudine equante, 
alba, turrita; anfractibus supra medium angulatis, costis acule 
bituberculatis armatis; anfractu ultimo ad medium rubro late cin- 
gulato, costis paucis supra acute bituberculatis infra crenulatis 
eé supra canalem costa spirali tuberculata armato. 
Hab. ? 
Mus. Taylor. 

DESCRIPTION OF THE PLATES. 
Prats XXTI. 
uae NG, b, Typhis duplicatus, Sowb., p. 2 
. Eburna perforata, Sowb., p. 3B" 
Turritella excavata, Sowb., p. 252. 
. Strombus mirabilis, Sowb., p. 257. 
. Solenella subequalis, Sowb., p. 250. 
Orr co bo 
Prats XXII. 
. Conus planiliratus, Sowb., p. 255. 
—- mitreformis, Brug., var. _pupeformis, Sowb., p. 256. 
laterculatus, Sowb., p. 255. 
rarimaculatus, Sowb. »p. 257. 
-—— sowerbyi, Rve., var. subequalis, p. 257. 
—— submarginatus, Sowb., p. 255. 
corrugatus, Sowb., p. 257. 
— gemmulatus, Sowb., p. 257. 
suffusus, Sowb., p. 255. 
10. —— tenuisulcatus, Sowb., p- 256. 
Jloridensis, Sowh., p. 256. 
12. ——- tegulatus, Sowb., p. 256. 
semisulcatus, Sowb., p 257 
14. —— turritus, Sowb., p. 256. 
Fig. 



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