82 Obfervatio XXX. 



—— — - ■ ' ■ " m 



Sunc infuper pencs mc nonnulla frufta , prxdi&o modo 



ata, qu* intcc complura conchitarum > hyfterolithorum ge- 



nera indicaca, i!!as (ubmdcfoUriuw formas &c porro ftel/as quin- 



> auUres, cjusdcm cujn (iUribus magnicudinis &rocundica- 

 us mohitranc impreflaa ubicunque radui cx unico cencro pro- 

 deunces, funcque verfus peripheriam acuci, nonalicer ac ftel- 



ii ip& fignantur.. ®leio; aia roami tuefe mit ftleig, nad) ^trt 

 eines ©tcmpett ot)cr ^ettfdjaflfrg in fciefer OTaffe, ali in 



2Bad)3 eirtflebrucf t todren. Qua: forirutincra cercas cavica- 

 cci, inccrdum fac amplas , adparcnc. 



Ubi prxcipuum , quod miror, eft ixi nonnullis duriori- 

 bus magisque fplendefccncibus fruftis cavicacum racio , quae 

 infupcrpauciores concinencconchicas maximamparcemlapi- 

 difrcacasica, uc quociescunquecalis permedium frangacur, ibi 

 nigricans punftum in ipfo quafi cencro adpareat. In his 

 porro confpiciuncur cales cavicaces , quae conchitarum planc 

 tbrmamincernamhabenc&ftrias, imo fxpius animalculorum 

 quaii exuvias quocies finduncur. Idquodcancomagisaccen- 

 di merctur, quo duriores ifti lapides exiftunt adeo, ucnon 

 nifi fumma mallei vi concerancur. Habenc aucem cavicaces 

 modo cocrulcum colorem, qui ab arcificibus rerum mecalli- 

 corum fcer^fiiU^ll ©d}tl>ai.-|* audit , modo nigricantem; 

 qui ucerque non poccft non eflb a fulphureo-bituminofis ar- 



dcncibus iiiis exhaiatiombus yon fcen wrfctyie&enen 33er(j* 

 QBinerungen. 



Ab cjusmodi cxhalationibus forte erit ut nonnullarum 

 conchitaium fupcrfjcies planc vidcatur confumpta gfettt)* 

 fa r n t^ertVUtert fcd ica, urftrixadhucititegraetfftant. Ad 

 eundcm quoquc modum adfunt cavititcs ftriatae &ali# con- 

 fumpta-, quibus fcmper cjusmodi animalculorum exuvia; in- 



, fcd intcrfpiiliora 8c folidiora femper pr*difla Japidum 

 Frui 



C^ui primt) loco rcccnfici ftipra func lapides folarisfigurt, 



Kb$r*m & trochitaruM iiomiiiL, futis crico, ab oryftophilis 



dcii- 



