34 



lloc cx caiiali (juiiHjiic (liiclus iii allcnim aualogum fcrunt canalem , (jui, ab aiinulo (■irciiinda- 

 lus osseo ocsophagum sivc aiilciiorcm Ycnlriculi ciiigit parlcm. In oesophagcum iiuiic cana- 

 lcm lcntaciilorum coruiiKiuc cacciibruiium appcndicium cava apcriunlur. yiiiiuiuc insuper ex 

 co oriiinliir vasa , (}uac nicdiis in iiuisculis longiludinalibus dccurrentia in Liiias p.irlcs Iios 

 niusculos (livi(hiiil. Hacc vasa iiilcr coriiim ct iiilcr musculomm stralum scsc dividcnlia vesicu- 

 lis rmiunli r ovalis, (juariim cava cuin pcdum cavis cohacrcnf. Ticdemann vcsica ilJa locomo- 

 loria el tciilacuk)rum appcndicilius conlraclis pcdcs ct tcntacula crigi, ct horum conlraclionc 

 vcsicam ct lcnlaculorum appcndiccs humorc implcri viviscclionihus dcmonslravit. — Eijiiidem 

 in hol. aliac iino individuo uiiani, in allcro fjuin(juc, in tcrlio dcccm ct (juidcm minores m- 

 vcni vcsicas locomoloiias, in dcxlro silas lalcrc. llcin iii uno hol. scahrae individuo uiia ma- 

 ior in allcro (juiiujuc minorcs crant vcsicac. In hol. fuscocincrca , in Jiohadschia argo, niar- 

 niorala, in MiiJIcria lccanora ct ccliiiiilc una tanliim crat vcsica, (juac (juidcm in Gohadschia 

 ar"0 in lacvo sila crat lalcrc. Jn Miillcriae echinilis allero individuo lcrliam , in allcro dcci- 

 iiiaiii lanliim totius corporis longitudinis parlem acquabat haec vesica. Ex cjiio ct inagniludi- 

 iiem cl numcruin harum vcsicaniin varimn csse, ncc ccrlas se(jui lcgcs , apparcl. Hae vcsicae 

 aliqnanlum curvatae, hillis similcs, paulalim in ductum transeunt excrcloriuin. Canalem eum, 

 qui posteriorem circumdal vciitriculi fincm, ct quinque illos canaliculos , qui, ah co cxeunles, 

 in canalem transeunt ocsophageum, ab arlcriac inlestinalis comitatos essc rainis cquidcm in 

 his, ut Ticdcmann in siia, invcni hololhuriis. — luxla stoinachi vas circularc posterius, glan- 

 dularum lobosarum fuscarumquc, eliam a Tiedemannio nolatarum, invcni circulum. Has glan- 

 dulas non succum aliqucm gaslricum, qui ex nigridis auf fuscis membranae mucosae provenire 

 vidclur punctis, sed humorcm illum loconiolorium ex sanguine inlcstinali seccrnere suspicor, 

 ct ex huius humoris locomolorii natura eleclroposiliva, de qua niox scrmo ci^if, iccori quodam- 

 modo confcrre possis has glandulas. In synapta Bcsclii nullas invcni. Hoc vasorum locomo- 

 lioni inservicntium syslema ah intcslinoruin vasis, ut eliam Ticdemann rcfcrt, prorsus 

 seiuncluin cst. Eliam, quae illa enarrata vasa locomotoria cum pulmoiie cuti afiixo iungcrcut 

 vasa, cgo nulla inveni. 



Humorls aufcm cius, quem vasa locomolorla contincnf, rcsplrafio pigmentl carbonlci in- 

 primis mihi Ilcrl videtur cxcrctione. Etiam Ticdcmann minorcs vasorum locomotoriorum ramos 

 in parvos, limum nigruin conlinentcs canalcs Iransire afiirmaf. In bol. alra, fuscocinerea plu- 

 ribusque aliis sub musculis Iransversis alras vidcs maculas. In plcrisque praeterea h(iIolhuriis 

 pigmcnlum invcnics, in rclc Malpighil dcposiliim, carbonc, ut vldctur, opacum, aut j)cduiii 

 perforatlones nigras, aut nigriduin sccrefum in dorso mucum, praecipuc in hol. alra. Vcsicu- 

 lac, peduiii appcndiccs, ilcm nonnunquain alrac. Practcrea in vesicis locomoloriis sedimenlum 

 inveni fuscum, quod conlcmplatns bilis niciiiini, qua secrefa Iiaud raro respirationis explcntur 

 dcfcctus in aegrolis. rorlassc puhno illc cuti afiixus, humoris seu vaporis cavum abdominale 



