250 



F AM. 15. F LUSTU I X I. 



Receptacula ovata v. tubulosa, simpl. v. tympano, oper- 

 culo et proccssubus variis praedita, mollia^ cornea v. calcarea, 

 minuta, immediate connata (stolones obsoleli), in stirpem 

 cnistaceam, laminarem v. frutescentem, cornc.im v. lapide- 

 am conflucntia; aliis stolones tubulosi, gemmascenles, passim 

 ramosi et articulati in tballum confervinum exsurgunt v. 

 plures in Iruncum ramosissim. coalescunt. Polypi ovi - v. 

 gemmipari, tubo cibaiio perfecto, conduplicato, ore et ano 

 approximatis, tcntaculis 8-50, teret., passim ciliatis et in co- 

 ronam connatis; hermaphroditi; ovula iu cavo receptaculi 

 spermatozois fsecundata, per orificia distiiicta sub basi ten- 

 taculor. emittenda. — Nunc viventes v. fossiles: 



a. Cristatcllei. receptac. simpl, moUia, tubulosa v. 

 ovata, immediate aggregala, natantia, v. stolonib. affixa (po- 

 lypus duplex ex ovo Alcyonellse): — Cristatplla^ Alcjonella. . . 

 Plumatella.^ Halodactylus? 



b. V alkeri ei: receptac. molUa v. cornea, stolonib. 

 tubulosis soHtariis v. phmbus, in truncum ramosissim. con- 

 natis, adhaerentia, passitn decidua: — V esicu/a/ia, Serialaria, 

 Valkeria, Bofpei^bankiti, Lagwicuia, Pedicellinat Anguinclla., 

 Anguinaria^ DedaloeaP.. 



c. Crisiei: recept. cornea v. lapidea, gemmatione su- 

 pera in stirpem confervinam, ramosam, caespitosam v. ia re- 

 ticuhim concatenata, ore subterminah: — Crisia^ Notamia^ 

 Hippothoa., Alccto, Tibiana, Aulopora. . . . 



d. Tuhuliporci: recept. tubulosa, sitnpl., cornea, 

 ihallo calcareo adnata: — Tuhulipora, Discopo/a et affin. 



e. Celleporei: reccptac. cornea v. lapidea, utricula- 

 ria, ovata v. angulata, saepius operculata, variis processubus 

 armata et in quincuncem disposita, connata in crustam, la- 

 rainas v. slirpem- polymorpham, thallo -\ distincto: — 



