MONODONTA. 119 



A. Ai), P. ZS., 1851, p. 177. 



Labio rudis a. Adams. Testa orbiculato-conica, imperforata, 

 spira obtusa, lutescente, lineis transversis nigris ornata, longitudi- 

 naliter oblique striata, transversim subexarata ; labio complanato ; 

 columella antice subtuberculata ; labro nigro luteoque intus mar- 

 ginato. (A. Ad.) 



Australia. 



A. Ad., p. Z, S., 1851, p. 179. 



Labio concolor A. Adams. Testa turbinato-couica, irajjerforata ; 

 spira acuta, brunnea, longitudinaliter oblique striata, transversim 

 sublirata ; labio complanato, regione umbilicali impressa ; col- 

 umella arcuata, antice tuberculo terminata ; labro nigro-fusco 

 marginata. (A. Ad.) 



y^eiv Zealand. (Hart.) 



A. Ad., p. Z. S., 1851, p. 180. 



M. glabratum Gould. Testa globoso-conic, crassa, polita, fusco- 

 viridis, interdumad verticem nigrescens et ad peripheriam pallidior, 

 ubique sulcis 4-5 cincta, interspatiis tessellatim sulcata ; aufr. 7, 

 convexis ; apertura ampla, rotundato-ovata, alba ; labro intus sulcato ; 

 denti columellai'i acuto sulcato. Axis 15, diam. 13 mill. (Gottld.) 



China Seas. 



Has a general resemblance to, and may be a variety of, M. tiiber- 

 culata ; but its rubbed look, tessellated rather than papillated surface, 

 and shorter axis distinguish it. (Gould.) 



Gould, Froc. Bost. Sot. X. H., viii, 1861, p. 20. 



M. granulata Gray. 



Shell rather depressed, conical, purple variegated with -white, 

 generally concentrically wrinkled, and ornamented with granulated 

 spiral ribs, the ribs of the upi)er part of the last and of all the other 

 whorls rather distant, and forming four series ; those of the under 

 part rather closer and smaller ; the axis umbilicated, smooth, the 

 aperture roundish, the outer lips furrowed, the columellar lip smooth 

 with a groove at its base. 



Axis 4-12ths, diam. 5-12ths of an iuch. {Gray.) 



M. granulata Gray, in Capt. King's Survey of Intertropical and 

 Western Coasts of Australia, ii, p. 479 (1827). 

 M. DENTicx'LATA Gray. 



Shell depressed, conical, pale reddish, ornamented with rows of 

 white and brown spots, spirally grooved ; ribs slightly granulated ; 



