159 



iridescente. Diam. 15; axis, 10 millim. Inhabits Ousima, Kagosima, 

 and Taneogosirna, on surf-washed rocks at low-water mark. W. S. 



Monodonta glabratum. T. globoso-conica, crassa, polita, fusco- 

 viridis, interdum ad verticern nigrescens et ad peripheriam pallidior, 

 ubiqne sulcis 4-5 cincta, interspatiis tessellatim sulcatis ; anfr. 7 

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

 dente coluniellari acuto, sulcato. Axis, 15; diam. 13 millim. China 

 Seas. W. S. 



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

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

 and shorter axis distinguish it. 



Gibbtjla ftjcata. T. parva, orbicularis, depressa, supra levis, 

 infra concentrice striata, livido-cinerea strigis rubris vel fuscis satura- 

 tion marginatis ad peripheriam angulatis et subtus interdum tessellatis 

 variegata, sub crusta calcarea iridescens ; anfr. 5 declivibus ; sutura 

 conspicua ; basi arctissime perforato : apertura ampla, ovata ; colu- 

 mella arcuatii, subreflexa. Diam. 7 ; axis, 5 milhm. Inhabits ? 



Gibbtjla redimita. T. parva, ovato-conica, ventricosa, tenuis, 

 sub crusta calcarea argentata, litis remotis planulatis (ad spiram 5) 

 cincta, pallide incarnata, Hris rufo et albo articulatis ; anfr. 7 ventri- 

 cosis, tabulatis ; basi rotundato, vix fissurato : apertura rotundato- 

 ovata ; columella tenui, erecta, postice" dilatata, antice planulata. 

 Axis, 7 ; diam. 6 millim. Inhabits Hakodadi Bay. W. S. 



Like G. nicosa A. Ad., but that species is not granulate. 



Gibbtjla mtjsiva. T. parva, ovato-globosa, tenuis, hris transver- 

 sis ubique cincta, lutea nigro ordinatim tessellata ; anfr. 5 convexis ; 

 basi imperforato (junioribus exceptis) : apertura rotundato-ovata ; 

 columella incrassata antice subdentata ; fauce nacrea, sulcata. Diam. 

 6 millim. Inhabits Simon's Bay. W. S. 



The animal has a bilobed head, the lateral mantle without lobes 

 behind the slight emargination which forms the anterior lobe. 



Gibbula loculosa. T. parva, globoso-conica, depressa, sub- 

 tenuis, rosaceo, fusco etc. et strigis radiantibus flavidis variegata ; anfr. 

 5 ventricosis, Kris 5 et filis minoribus 1-3 ad interspatia exiliter cla- 

 thrata cinctis ; liris levibus, coloribus articulatis ; sutura profunda ; basi 

 rotundato concentpce arato ; regione umbilicali pallido arete per- 

 forato : apertura rotundato-ovata ; fauce margaritacea, sulcata. Axis, 

 6 ; diam. 7 millim. Inhabits False Bay, Cape Good Hope. W. S. 



Animal with the lateral lobes smooth-edged ; four pairs of lateral 

 cirrhi not very long, the third pair very short. 



Gibbula gaudiosa. T. parva, ovato-globosa, sub crusta cretacea 

 margaritacea, superne rosacea alibi strigis radiantibus rubris, runs et 



