558 



ben met) noflcn fynbertto, jtaf gorfterrtng. 3e$ fan berfor 

 tffe ana>e ©enerattontforgancrneS S3eflaffen^et>* 



Prostoma suboviforme Orsd. 

 Corpore J"' longo, suboviformi, antice acuminato, postice 

 rotundato, rubesccnte; ore acuminato; oculis macula alba cir- 

 cumdalis, pene apice trifurcato, spermatozois linearibus. 

 3 SMcfcobfiranb. 

 Slum. Planaria crocea O. Fabr. loc. cit. Tab. Ill, fig. X og PI. 

 leucophra;a fig. 9 $cn&ore rimeligfctte til bennc ©(cegt. 



Sect. II. Derostomece. 



Apertura oris subterminalis vel infera. Os amphoriforme, 

 horizontalc cum apertura vel in extremitate antica vel in la- 

 tere inferiore. Oculi ori antepositi. Proventriculus nullns. 



s $?unben er tjer Itgefom i ben foregactenbe Slfbeltng tyort* 

 jontat, ^ar ben'mob tffe alttb Stofcnmgen t (Snbcn, men unber* 

 ttben $aa ben unberjte glabe. 



Gen Vortex Ehrb. 



Apertura oris subterminalis. Os amphoriforme, ex dua- 

 bus partibus constans, anteriore minore membranacea, posteriore 

 cartilaginea; apertura in extremitate ejus antica. Oculi duo. 



£)emte <5UxQt objlttter fa fra ben folgenbe fornemme% 

 berscb, at SDtabcnS forrepe ^criming fibber i Snben, tffe $aa 

 Unbevflaben. 



Vortex littoralis Orsd. 



Corpore 1 J- ,y/ longo, rubro-flavescente, oviformi, antice ro- 

 tundato, postice acuminato ; oculis subtrigonis; peni fiexili, pos- 

 tice incrassato, punctis sparsis , antice altenuato, striis densis 

 longitudinalibus notato, spermatozois filiformibus. 



£>cn forefommer tffe fiefben t 9tevt?eben ctf ^tjjtcn t Me* 

 fcobjlranb. 



