CA 



NiLstui livuKd-iiH riiil 



Ci>lmiil»i'll:i Rrri|if;i I, 



DiMiliiliiiiii rtitnlo L 



l'anrti):»«")! ^'niTONii (loiiM. 



M yii ftreiiiiriii L. 



Miicfni vt'iieritormiii I>i'«li 



Tn[ifS rif^iiliiH («oiiM 



Velins ( Mercenariii) Stimpooiii (Joiilil. 



Doriinia exulftji I, 



Cycliiirt sinensis (inn'l 



Ciirdiiini (JulirDrnionsf l)u»i|i. 



Liu-iiin (»iruilis Tj. 



Lcila niiil'iis;i Hiiiil. 



l'wtcn laiiueiitu« Sow 



Pcctcii plirti I<. 



Pectcn Yw^Hin.xis Jiiy. 



Ostn-n ^i>;!us TliiMildTi.' 



OstrcJi dcnsi'liiint'llosii l<is(.-lik>' 



LiirM s(|iiiiiii<)Kii liHiiiMrck 



Turuhnitiiliim uipiit siTiN'iitiH I. 



All 1)1" tluMii, t.'xce|it the two last s|K.vies, have JKfn ili>scTiU'«l iiIniv«-; tht-y 

 paive at the same time tlie very y"'iMi; a^^e of tlie enlin- system of nK-ki«. ami tlio 

 identity «»C the ehanwter ■>(' its (trjpiiiic a-main» with that of Uji, hJiirupuLii, 

 Shinapiwa, Kana<j;aNva. V'nkoiiania ami Taki<;atihini Thi« cuncliision u, of 

 coiirse, not altered jhy the two additional slielis ImiIIi of which live in tlie JaimnoM? 

 R«\. As they are also fiinnd at Sukeirawa. nortii of Mito. in the [»rovince 

 Ilidaclii, tliey will lie inoi« iiiiimii'u tiil\ diNiiM«d ImIow 



SIIINSHir I'HOVINCK. 



'I'he rorkt* found here are |>ar»iy tnfiet'ous an 1 c^iv« red also Ky <|imternnry 

 tnfiiceoiis rorks s|ireail ihieljy romid the Asiima- Vain.i. Ainoii;; the roc'kH 

 lielon^inj; tn the latter fonnation 1 nu'iition. hy the way. an ahiiiiie-hreccia found 

 in the nei<;hl>onrhood of the solfitara ol'IVidayaniii. The fossils to In^' merit ione«! 

 are: 



Natiia Limareki.tna FU-evo. 



Tiirritella ei>mmunis Uisso (to l»; <liM.'iishe<l 1h'1..\v.) 



Mya arenaria L 



Anlns |inlehelliiH Dr.nker (also to !»■ dim.iissed U-low.) 



Liitraria Nuttalli Conr 



Tellina nu<ntn Conr 



Venus I Mercvnaria) Stinijisoni (iouKI. 



