THE CONCHOI.OGICAI. MAGAZINE 



Siphonalia mikado Melvill, Variety, pi. xliii, fig. 26; 

 Jap. name, Hime-mikado-mikuri n. n. 

 Loc, Kii. 



Siphonalia kikaigashimana n. sp. pi. xlii, figs. 260-262. 



The shell smooth, glossy, the spire elongated. Whorls 

 ' ! , of which the earlier 1 '_, protoconch, angular at the 

 shoulder, convex in middle, but concave below the sutures, 

 with 1 1 longitudinal folds, sometimes the earlier 4 whorls are- 

 free from them. Sculpture of ten or more fine spiral stria; 

 under the sutures, disappearing below the shoulder tubercles. 

 Aperture semicircular, sinused at the upper angle, outer lip 

 thin, submarined by short, close plies within, inner lip thick 

 colloused, basal canal strongly recurved. 



Length 30.2, diam. 14.5, length of aperture 13 mm. 



2 9-3> ,. 15. » ,, 14.5 „ 



Kikai-ga-shima, Osumi, types in my collection. 

 This white fossil species closely resembles S. mikado 

 Melvill, but remarkably smaller with narrower last whorl, 

 smoother surface and no nodule on the columellar lip near 

 the posterior angle of the aperture. Original colour unknown. 

 Siphonalia cassidariceformis tosana n. subsp. pi. xli, fi^s. 249-251. 

 Shell distinguished from cassidariceformis by its smaller 

 size, much shorter spire, larger last whorl, lower tubercles 

 and in having longitudinal folds. Colour similar, but aperture- 

 light flesh within. 



Length 32.2, diam. 20.3, length of aperture iS mm. 



- 28.8, „ 20, „ „ 16 „ 



Kashiwa-jinia, Tosa ; types in my collection. 



Siphonalia stcarnsii Pilsbry. pi. xliii, fig. 268. 



Pilsbry, Marine Mollusks of Japan, p. 29, pi. ii, figs. 1,2. 

 Jap. name, Itomaki-miknri n. n. 

 Loc., Sagami (?). 



Tritonidea crythrostoma Rve., Variety, pi. xli, fig. 248. 

 Tryon, Man. Conch, vol. iii, p. 155, pi. 73, fig. 2 

 Jap. name, Kuchi-bcni-horadamashi n. 11. 

 Loc, Kilcai-ga-shima. 



