_ ■ 237 



(1838). (Ohs^ Forma summopere stmilis in CAfpii$!riili9 

 Cjliitdro^^yslidis Brehissouii .c Nosforhinis habctiir^ quae 

 - tamcn lacvia simt.) 



Species inquirendae^ 

 24«? Gosteriunt spirale Corda^ scmllnnare, fasiforme^ par* 

 viim, extremitatibus conlcis, apiclbus obtiisissimis, Tesicalid 

 nulHS) taenia muca spiraiher cojirolnta, — Corda U c, 

 p. 125. PL V. i 67, Ktz. h c. p. 69. n, 6. — C. striora- 

 tarn Junius KAr, lafasor. p. 96. n. 112. 



Species nomine iantum mihi nofae, 

 25.? Closterium doUolatvm Breb. in lilt. (1839). 

 26.? Closterium curtum BreK m )itt, (1839). , 



Obs^ Closterium tripn net atom Ni(zsch secuudum Brcb, in 

 hoc genore retinenduni. 

 Closteriam? parasitirnm Menegh. I. c. p. 17. prijnordia 

 Conferrae sistit. ^ 



Lnnulina diapbana et oliracea JSory ad Desjnidieas Hon 



spectaut. 



Closterinm Acns Nitzsch Baciliarien etc. 1817 (uon Mss, 

 apiid Kt2.) esl Englena ariis /TAn 



XI. Sphaerastrum Met/en, CcHnlae radiatim in 

 globnlniii dispositae. 



'Genus facillime enm aQimaTcuHs e famiHa yolrocinonin 

 confandendiim ; aSjncrjptis tamen AiSert absentia Ionise sire 

 inembranulae externae, a Synnris, Uroglenis et Eadorinis 

 absentia qaoque caodae, ocelli ef proboscidis. Genera Sphae* 

 rosira et Yolrox nee in comparattonem addnco^ ntpote quae 

 poljpariU inter polypariapnllnlaniibna insignia snnt. Species 

 nomine Gomphosphaeria ad generis di^^nifatem a cl. Ktitzing 

 ereela caviiatem centralem inclndit quae in caeferis speciebns 

 fa^cusqne son iiilM)tnit. Dimensionibas qiioqne dnpio majoribw 



k 



