438 



w, with a tubercle and rim above, bordering and rendering narrow thi anduntil 



i' and longer folds; interior of apertural margins more or less stained with reddish brown. 

 All . apert. alt. 5 < , lat. 1 . Mill. 



Allied to the preceding species, butfmore ventricose, with much finer granular sculpture 



olour; it is still more remote from /.. spurca. The measurements are taken from 



imen from Stat. 51 ; the largest one from Stat. 260 bas a length of 9' Mill., but 



otherwisi - in everj essential character; the smallest specimen has a length of 8 1 /,, a breadth 



Mill. and is consequently more slender. In colour ii resembles some species of Peristernia. 



5. . 1 Mighelsr 



MlGHELS. Pi :. Soc. Nat. Hist., Vol. Il, [845, p. 23. 



Tryon. Man. of Conch. Vol. VI, p. 297, PI. 19, fig. 57. 



Stat 47. Bay of Bima, near South fort. 55 M. Mud with patches of fine coralsand. 1 Spec. 



This specimen is a dead, somewhat worn shcll of small size (length 5 1 /,, Mill.), its iden- 

 tification consequently a little doubtful. 



Clathurella Carpenter. 



1. Clathurella philippinensis Reeve. 



REEVE. l'roc. Zool. Soc. Lond. 184^, p. 1S4. 



Conch. Ie. Vol. I. Pleurotoma, fig. 109. 



I n. Man. of Conch. Vol. VI, p. 287, PI. [6, fig. Si. 



Stat. 133. Lirung, Salibabu-island. Reef. 1 Spec. 



2. Clathurella cavernosa Reeve. 



REEVE. Proc. Zool. Soc. Lond. 1845, p. 11S. 



Conch. Ie. Vol. I otoma, fig. 303. 



TRYON. Man. of Conch. Vol. VI, p. 290, PI. 17, fig. 10. 



Stat. 114. Kwandang-bay-entrance. 75 M. Hard sand, very fine. 2 Spec. 



West of Kwandang-bay-entrance. 72 M. Fine sand with mud. 1 Spec. 



Th men from Stat. [16 and one from Stat. 114 have their normal length of about 



6 Mill., the other one from Stat. 1 14, of S Mill. and approaches in this respect Cl. spelaeodea Herv. 



Journ. de Conch. [897, p. 98, PI. 2, fig. 4); as the specimens are bleached, I cannot clearly 



the colour. but the whorls are more angular than in IIikyiir's figure, and agree in this 



with that of Rj 1 vi . 



' 'lathurella Polyhymnia Melvill. 



MELVILL. Proc. Mal. S<>c Lond. Vol. VI, 1905, p. [65, PI. IO, fig. 17. 



it. 105. o \\. [2i°i9'E. Sulu-archipelago. 275 M. Coralbottom. 1 Spec. 



71 



