LATORUM LUMBRICORUM. Cap. xill. 137 

 5, rfs. Enimvcro , fi mcmbranas cafJem in acrc aitollas , diapha- 

 „ niimquodpiam fubtilcqiic vas vi(Jcb"s , fccundum dorii longiia- 

 ,, dincm cxcurrcns, modo fcfc dilaran., modo coarclans, c]uod, 

 ,,uc opinor, nihil aliud cll nifi Corculorum multorum long.i fcrici,, 

 5,qualis in Vcrmibus hcibas frondclvc dcpafccncibus , aliifque id 

 „ gcnus animalibus, cvidcntcr obfcrvatur ; vafculorura quin ctiam 

 „ aliorum innumerabiles ramiili , quoqsiovcrsiim excurrentes, tibi 

 „ hinc indc obvcrfaSuntur , qiM Vcimis f^eriA , Arteruqnt , probabi- 

 „ licer fucrint. Kotes autcs vclim in vivo verme , vel paulo pofl: 

 -„ cjus intcritum \\xc infpici debcre, fecus cnim cvanefccnt om- 

 „nia. Ab utroquc tandcm vermis ejufdcm latcre , xqua propor- 

 ,> tionc , hinc indc diliances adveriuntur PulmonAlcs TrachcA ^ lupe- 

 „ rius memoratar, qua^ &: ipfr ab ore ad caudam cxcurrunt. 



,, Atquc hxc func qua:, veluti fubfultim, tcmpufquc, gravioribus 

 „ multis negotiis nccclTarium, quadantenus fufFuratus, dc Vitulo- 

 5, rum Vermibus obfcrvare potui. Supereftut, hac explanara via, 

 „faceque ifta .iccensa, obfcuram hadenus, truncamcpe, Vet- 

 „ mium Hominis terctura anatomen porro illultrarc aggrcdiar, 

 „ magnique noftriRedi invcntis utilia &: necefiaria multa , quibus 

 „ Mcdica Naturalifque Hilloria locupletari poflic, a me item obfcr- 

 3, vata , addam. 



„ Cum iraquc vermium iilorum propagationis ratio nondum fa- 

 „ tis evidentcr nota lic , rcra tanti momcnti , follicitcque admo- 

 „ dum , in rxpcrimcntalibus noftris Acadcmiis , hadcnus indaga- 

 „iam, explanaturus, Vermium eorundera anatomcn, finitis nunc 

 „ publicis mcis Leclionibus , rctradare, quae ^ Clariflimo Redi 

 „obfervata funt iccrum recognofcere , ulteriufque, fi poflim , pro- 

 „gredi, aggrcffus fum i ut ncmpc infeda hxc, perinde ac cetera 

 ,, omnia, cx Ovo nafci aperic demonftrarem. Ncque operaminu- 

 „tiliter impendi, quippc qui a defcriptis Vitulorura Vcrmibus earn 

 5,foeneraverim lucera cujus ope difcufla tandem fuerit quas fupe- 

 ^rcfTe vidcbatur Naturx pulcherrimum hoc artificiura obtegens 

 „ncbula. Hoc autem in votis prarfertim mihi fuit, nec , ut fpe- 

 „ro, Vir Illufl:iiflime ; fublimi tuo ingenio ingratum futurum efl, 

 ,,aut CordaLorumiilorum Littcracoium non fapiet palato qui Ve* 



G g 5 [icacem^ 



