of thcAnthoZDa Tabulala. 11 



(lirt'ercnt tonus. lu'tVrable to Trematopord or Cwnitcsy bu 

 not to Monticulipora u.s .stutcd by De Koninck (An. Fo.ss. 

 p. 142). 



AW>«^>om,M'Coy(Ann.Nat. Hist. 1850, vi. p.283), = .V<./(- 

 ticulijiont. 



Oi-bipora, Eicliw. (Leth. Ross. i. p. 484). Comprises dis- 

 coidal Mon(icnfij>or(V or Clidtete.^. 



()r/n'tuli///(\Sj Eiclnv. (Zool. 8pt'c. i. p. 180). Identical witli 

 Monfifiih'pora. 



riornopora^ Hall (Pal. N. Y. vol. ii. p. 40). 



l\stuh'pora^ Keyserling (in Schrenk's ' Reise in dcr Norden 

 Russlands,' vol. ii. p. 101). According; to Eichwald (Lctli. 

 Ross. vol. i. p. 451), identical with his Myriolithes. 



Iihinopora, Hall (Pal. N. Y. vol. ii. p. 48). Identical with 

 MoHtiruUpora. 



SteUipora, Hall (Pal. N. Y. vol. i. p. 79). Identical with 

 Connfellaria. 



Stenopora, Lonsd. (in Strzelecki, Phys. Descr. N. S. Wales, 

 p. 262, and Geol. of Russia, vol. i. p. 631). At first called 

 TtihuUcUdia, 



Stomafopora, Broun (Leth. Geogu. i. p. 54). Comprises 

 young colonies of SyriiKjopora, along with the stolons of 

 Biyozoa of various formations. 



Tetradiumj Dana (Zooph. p. 701). Related to C/nrfetes. 



Trematopora, Hall (Pal. N. Y. vol. ii. p. 149). A branching 

 Monticuliporoid, with characters of the ^^FistaUpora stage." 



Verticillipora, M'Coy (Carb. Foss. Ireland, p. 194). A 

 dubious Chdtetcs. 



It now remains to pass under review the other genera of the 

 old order of the Tabulata. Since the researches of Dana 

 (< Corals and Coral Islands,' p. 76), Kent (Ann. Nat. Hist. 

 1870, vi. p. 384), and Verrill (Amer. Journ. Sc. & Arts, 1872, 

 p. 187), there can no longer be any doubt that Favosites and 

 the closely related Uaimeriuj Emmonsiaj Stnalapora, Ko- 

 ninckia, Fachypora^ n. gen.*, and NoduUporaj n. gen.f, belong 



* Pachvi'ora, iiov. gen. 



Calyces annuliformes, ad sumuiitates raniulorum, oblique semilunati, 

 eeptis' pparsis, spiiiifoiniibus. Strata densissima, teuuissinie laniellata 

 calycos circumdaut, unde hi in supcrlicie spatio aliquanto iutir se di- 

 stjintcs, niiiri canaliculis portorati. Spct-ies unica P. hmeUiconiis n. (for- 

 Hiiiin = MifUpura rcniiis laffi)^, punctis Kpar.sin, Linn., Cor. l^allica, p. 27, 

 tig. xii.) raiutib babot coniplaiiato!;, quorum coniplure.s inter s<' coaloecunt 

 et lauiiun8 bita.s fonnant ; calyces auuulilovnies vol oblique lunali, bi prre- 

 sertiui septi^ nuiuili. Tabulae rarissinia) vel obscurit. Uccunit ad Visb}-. 



t NonuMi'OHA, iiov. gen. 

 rolyparium turbinatuni, totuiu c nudulis minimis coutextuni, cctoruni 



