PLEUROTOMA. 



Plate XXXVIII. 



Species 347. (Mus. nost.) 

 (Magnified to twice its length.) 



'leurotoma tincta. Pleur. testa oblongo-ovatd, anfrac- 

 tibus rotundis, longitudinaliter cramicoslutis, liris 

 transversis fortiter clathratis, interstitiis profundi*, la- 

 bro incrassato, stun lato, canali subrecurvo; alba, an- 

 fractibus supra el infra aurantio-fusco fasciatim ma- 

 culatis. 



rHE stained Pleurotoma. Shell oblong-ovate, whorls 

 round, longitudinally stoutly ribbed, strongly latticed 

 with transverse ridges, interstices deep, lip thickened, 

 sinus broad, canal a little recurved; white, whorls 

 stained above and below with orange-brown spots. 



Reeve, Pro. Zool. Soc, 1846. 



Hab. ? 



Partaking very much of the form of Triton. 



Species 348. (Mus. Metcalfe.) 

 (Magnified to twice its natural lengtb.) 

 Pleurotoma canaliculata. Pleur. testa ovato-turrdd, 

 spira sidurd canaliculata, anfractibus striis elevatis, 

 subtiliter clathratis, sinu amplo ; albicante. 

 The channelled Pleurotoma. Shell ovately turreted, 

 suture of the spire channelled, whorls finely latticed 

 with raised stria 5 , sinus large ; whitish. 

 Peeve, Pro. Zool. Soc. 1846. 



Hab. ? 



A light elegantly formed shell, contracted at the base. 



Species 349. (Mus. Cuming.) 

 (Magnified to two and a half times its length.) 



Pleurotoma Fusoides. Pleur. testa fusiformi, spira a- 

 cuminatd, anfractiius superne angulatis, striis elevatis 

 creberrime reticulatis, labro subincrassato, sinu lato; 

 albicante, intus fuscescente. 



The Pusus-like Pleurotoma. Shell fusiform, spire 

 acuminated, whorls angulated round the upper part, 

 very closely reticulated with raised striae, lip rather 

 thickened, sinus broad ; whitish, pale brown within. 



Reeve, Pro. Zool. Soc, 1846. 



Hub. Island of Mindanao, Philippines (found in sandy mud 

 ;ii I Im- depth of twenty-five fathoms) ; Cuming. 



A slender closely reticulated shell. 



Species 350. (Mus. Metcalfe.) 

 (Magnified to twice its length.) 



Pleurotom a a l b i i' ln iculata. Pleur. testa oblonga , an- 

 fractibus rotundalis, longitudinaliter crebricostatis, liris 

 subtilibus transversis funiculatU, canali subrecurvo, nm 

 lato; albicante, aurantio hie illic tincta, liris opalo-al- 

 bis, apice rosacea, 



The white-corded Pleurotoma. Shell oblong, whorls 

 rounded, longitudinally closely ribbed, corded with 

 tine transverse ridges, canal a little recurved, sinus 

 broad ; whitish, here and there stained with orange- 

 brown, ridges opal white, apex pink. 



Reeve, Pro. Zool. Soc., 1845. 



Hab. South Pacific. 



A most characteristic and interesting species. 



Species 351. (Mus. Gray.) 

 (Magnified to twice its size.) 



Pleurotoma pulchra. Pleur. testa ova/d, solidiusculd, 



spira acuta, anfractibus superne concavis, unicarinatis, 

 medio tuberculaMs, infra granosis ; rubido-fuscd, tuber- 



Culis alius. 



The beautiful Pleurotoma. Shell ovate, rather solid, 

 spire sharp, whorls concave round the upper part, one- 

 keeled, tuberculated round the middle, granose be- 

 neath, reddish-brown, tubercles white. 



Gray, MSS. (private cabinet). 



Hub. Island of St. Vincents, West Indies; Guilding. 



A stout elaborately sculptured shell. 



Species 352. (Mus. Cuming.) 

 Pleurotoma aliunodata. Pleur. testa ovato-ttirrita, 

 medio gibbosd, anfractibus superne angulatia, ad ungu- 

 ium tuierculatis, transversim granoso-liratu ; aigri- 

 cante-fuscd, tuberculis albis. 



January 1S46. 



