POLYZOA. 



POLYZOA. 



i.'t 



Oi 



Twoaproita, 



Gen, 5. l'*ma, Gray. 



Call* in pain or UipUU; a assails avicularium (sometimes wanting) 

 oe the ouUr rid* brio* UM Urel of the aperture. 

 Km*,, Gray ; ' Brit. Mua. Cat,' p. 27. 



Family 5. C<On>orf, Busk. 

 rolnoary diehotomoualy dirUed into liculato bi-mulluerial 

 braacaes; on UM Uidu of which are vlbncuU, each of which is 

 cocsttoo to awefal oella. 



CMmwio, Busk. ; Voyage of Rattlesnake ;' Brit. Mus. Cat' p. 87. 



(Jen. 1. Cbiow, Lamx. (/*.. 10.) 



Cell* bi-multiserial. in the Utter cue qnincuneial. Back of branche* 

 covered with bun vibraoula, which are placed obliquely in two rows, 

 diverging in an upward direction from the middle line, at which the 

 Tibracula of either aide decussate with thoee of the other. 



Oattnm, Urns. ; BUinvUle ; Gray ; ' Brit Mus. Cat,' p. 97. 

 Ait**. Gray. 

 Critif (sp.), Audouin. 

 OUeria (sp.), Umarek. 

 CMmUriu (ap.), naming; Johiuton. 

 FOOT ipeeie*. 



Geii. 2. Amattiyia, Biuk. 



Cell* hionadrieerial ; ribracula mull, reeembling arioularia. 

 Ofteapeeiea. 



Family tl BictUariada, Biuk. 



No ribracuU ; aricuUrU, when prcaent, peduncuUte. 

 BietUmriada, Biuk. ; ' Voyage of KaUlcraake.' 



Gen. 1. BietOaria, BUinville. (Pig. 11.) 



CrlU turbinate, distant Aperture directed more or less upwar.lr. 

 Several (pines, marginal or dorsal 



BicMaria, BUinville ; Gray ; < Brit Mus. C..,' p. 41. 

 i;ll,laria, Fleming ; Pallas (sp.). 

 OtUaria (sp.), Oken ; Umarek. 

 liwjula (sp.), Oken. 

 Four sped**. 



II 



Gen. 2. 7/alopAila, Gray. 



CrlU coofinoui, attenuated downward*; much expanded above, 

 with a large plain aperture unarmed. 



//ofopAi'ta, Oray, Diett New Xealan.l ; ' ' Brit Miu. Cat,' p. 45. 

 ilinUaria, Bu.k, ' Voyage of Rattlesnake,' 



Gen. S. Bugula, Oken. 



CelU elliptical (behind), closely contiguous, bi-multUerial ; aperture 

 very Urge ; margin simple, not thickened. 



fibula, Oken ; Gray ; Brit II us. Cat,' p. 43. 

 Attmutrckit. Umz. ; BlainvUla. 

 Critia (sp.), Lams. 



CtUnlaria (sp.), Pallas; Johnston (sp.). 

 CcUaria (sp.), Solander ; Umarek. 

 Bogtilima (sp.), Gray. 

 Crunlaria (sp.), Gray. 

 Six specie*. 



Family 7. Gemeltaritula, Bosk. 

 CelU opposite in pain. Polycoary continuous. 



Oemetlariada, Busk ; ' Voyage of Kattleanake ; ' < Brit Mus. Cat,' 

 p. 33. 



Grn. 1. Otmellaria, Savtgny. (Pig. 29.) 

 CelU joined tack to back ; all the pain facing the aaiuo way. 



GtmeUaria, Savigny; Van Beurden; Johnston; Gray; 'Brit. 



Mum. Cat,' p. 34. 

 GemietUaria, BUinville. 

 Zoneorio, Lainx. 

 Notamia (pan), Fleming. 

 Lorietila, Cuvier. 

 Critia (sp.), Lam i. ; Lamarck. 

 Scrupario (0), Oken. 

 One species. 



II, MrttlmH* UlitU. 11, O,,Utn rfcyou . , franl ; , tack. 



19, Ctmflltria lorirat*. 



Gen. 2. Didymia, Busk. 

 Cells joined side to aide ; no avicularia. 



Didymia, llu.k. ; ' Voyage of Rattlesnake ; ' 'Brit Mun Cat,' p. 35. 

 One species. 



Gen. 3. Diuulopia, Busk. (Pig. 9.) 



CelU joined back to back ; aperture oblique ; each alternate pair 

 of cells looking the same way. 



IHmtiopia, Bu.k ; ' Voyage of Rattlesnake.' 

 Two species. 



Gen. 4. Ifolamia, Fleming. 



A pair of tobaeoo-plpa shaped aricularia, vuible above each pair of 

 celU. 



Kputomia (sp.), Fleming ; Gray. 

 I>fame*a (sp.), Unix.; Bluinville. 

 NaUutia, Fleming ; ' Brit Mu. Cat ,' p. 36 ; Johnston. 

 GtmietUari* (sp.), BUinvilk. 

 Strtntarin (sp.), Gmelin. 

 Ol/n/orta (sp.), 1'allsji. 

 One species. 



Family 8. Fltutratla, Gray. 



Polyaoary flexible, expanded, foliaceoua, erect ; romelimos 

 Uent and loosely attached. Cells multUerial, quincuncbl, or i 

 J-'l^ra, Uon. ; Johnston (pan). 

 Plmttrada, Gray (pan); 'Brit Mil*. Cat.,' p. 40. 

 Ktduirida (part), Johne^n ; Gray. 

 1'olypien a Rtsesu (pan), Lamx. 

 Flustroea (pan), Lamx. 



