Fossils from the Upper Musashiuo of Kazasa aud Shimosa. Qk 



Is'atica pajnlla. Philippi in Syst. Concli. Cal). Mart. u. Cheiu., II, pt. 1, p- Si) p] IV 



fig. 18. 

 ^Serita papilla. Gmelin, Syst. Nat. eel. 13, p. 3675. 



A longl}^ oval shell, ratlier thin and consisting of (m]j four 

 wlioris and a half which grow very rapidly and are covered with 

 numerons spiral grooves. Umbilicus narrow. Aperture ovate or 

 pear-shaped. 



Fossil occurrence.— Shito (rare), Otake (do), Shisui, Kamenari 

 and Tega. Shinagawa in Musashi. 



Living.— Central and Western Japan. Philippines and 

 Moluccas. 



114. Siffarefus (FJunaticiuft) ohiongus, Eeeve. 

 PI. IV. Fig. 11. 

 Sigaretus {Eunatidna) oblonrjus. Tryon, Mau. Coiicb., YIII, p. 58, pi. 25, fig. 83. 



This species is distinguished from the foregoing only l;)y its 

 sculpture which consists not of spiral grooves but of spiral striations. 

 Tryon doubts whether it is really a distinct species, an opinion 

 with which I quite concur. 



Several specimens were obtained, some of whicli, however, 

 are apparently quite smooth on the surface. 



Fossil occurrence. — Shito. 



Living. — Habitat unknown. 



Family Scalarildse- 

 Genus SCALAKIA, Lamarck. 



115. Scalat'itt aurifft, Sowerby. 



PJ. IV. Fig. 13. 



Scalaria aurita. Sowerby, Thes. Conch., I, Scalaria, p. 92, pi. XXXIII, fig. 62. Tryon, 



Man. Concl)., IX, p. 59, pi. 12, fig. 84. Danker, Ind. Moll., p. 67. 

 Scala au/ita. Pilsbry, Cat., p. 75. 



Shell moderately tliick, turriculate. Whorls nine, the first 

 two smooth and rounded, the succeeding convex with distant 

 decumbent varices which are mostly thin, thirteen on the body- 

 whorl, the last one being situated at the outer margin of the aper- 



