berosus^ lignosus v- lapideus^ moniliformis, fruticoSus, reli- 

 culatus V. conlinuus cL radicans. Ovula torpida v. mobilia 

 in cistulis, cnvcrciulis, epithallio v. muco supcrficiali tiidu- 

 lanlia, v. ignota; anthcridia inquircnda. An Algarum ordo vni? 



V A 5! . 1. C () R A L L I N I N I . 



ThaHus moniliformis, di-trichotomus v. compactus et po- 

 lymorphu-S calcc extus v. undique praegnans, rubens v. al- 

 lochrous, e catciiuhs confervinis intcrnis cL cxlernis varns-v. 

 e parcnc]iym;itc sequaU (homaeocylo) constans. Ovula v. le- 

 troidia loxoschiza in cislulis tcrminahb. v. cavernuhs immersis: 



a. Spongitei: ih.dlus calcareus polymorphus e cel- 

 lulis conformibus; cavernulae ovuhferae immersse: — Mdo- 

 besia, Spongitcs, Hildenhrancllia. 



b. CoralLinei: thallus monilaris, di-trichotomus, e- 

 pithalho calcareo, intcrrupto; endolhallio e catenulis confer- 

 vinis; cisLulce ovnUferae tcrminales, ostiolatae v. laterales: — 

 AmjjJiiroa, Arihrocardia , CoralUna^ lania. 



F A 2L --?. G A L A X A U n I N I riob. 



Thalhis virens v. rubens, dcmum calce h ■ incrusta- 



tus, monosiphonius, utriculis ovuUfcris conferlis v. radianti- 



bus coronatus, v. iUis verliciUatis et dichotomo-ordinatisn 



dense obsitus, — aliis c i^arenchymate heterocyto condatus, 

 ovuUs pcriphcricis v. ignolis: 



a. PolYphysei: sLipes coufervinus, radiculosus; (ramu- 

 Us verliciUatis caducis) utricuU ovuhfcri termiuales, conferti 

 V. radiantes: — Polyjihysa^ Acetahularia. 



b. Cymopoliei: axis tubulosus, arliculatus, ceUulae 

 penpUericije vcrticiUatue, di-lrichotomo-ordinalae, -+— com- 

 paclae; ovula soULaria inLer ceUulas exLernns v. ig-nola: — 

 Dasycladus, JSeomcris, CymopoUa. 



c. Galaxaurei: fruliculosl, dichotomo-ramosi, pa- 

 renchymate endothaUii e ceUidis majoribus et minoribus in- 

 terjectis confecto, ceUuUs periphcricis dichotomQ-ordinalis, 

 ovuUferi?: -— Galaxauva, Actinotrichia, Liagoi^a. 



