14 



LINDSTRO-M, INDEX TO GENERA OF PALEOZOIC COKALS. 



species of \vhich one is Ptycliopliyllum 

 truncatum L. and the other Cyathoph. 

 stellare L. Consequently it can never he 

 identical "vvith Arachnophyllnm, as several 

 authors pretend. 



BtijUirma Seebach 1866. Zeitschr. 

 deutsch. Geol, Gesellsch. 306. ^^ Cocco- 

 seris Eichav. 



Siylastrcea Loksdalk 1845. Eu.ssia 

 J, 619. = Lithostrotion. 



SUjlnxis Mac Coy 1849. Ann. Mag. 

 N. H., 2:d Ser., Ill, 119. = Lithostrotion. 



Stylidium Eichwald 1856. Bull, de 

 Moscoa. XXIXj I, 112- It resembles 

 n Propora, but as it occurs in the Car- 

 boniferous formation it is more pro- 

 bable that it may be a EistuHpora, 



StiiUdophyllum Fromenikl 1858, In- 

 trod. et. Polyp. 316. =: Lonsdalia. 



Syringolites Hinde 1879. Geol. Ma- 

 gai!:. 244. S. 



Syringophyllum Edw. H. 1850. Brit. 

 Fos-s. Cor. Isxii. 

 tbo rough revision, as it contains highly 

 dissimilar species, of which some as S. 

 cantabricum and S. Torreanum seem to 

 be Phiilipsastrsepe. S. 



Syringopora Goldfuss 1826. Petref. 

 Germ., 75. S. D. C. 



Tetradium Dana 1846, Zoophytes. 

 Espl., 701. — Nicholson's Tetradium 



is possibly some perforate coral, related 

 10 Laceripora. S. 



Thamnopora Steininger 1834. Mem. 

 Soc. Geol. de France I, 337. ^=^ Favo- 

 sites. 



Thamnoptychin Hall 1876. 

 Devon. Fossils pi. 33 f. 9 -13. 

 to porn. 



Thecia Edw. H. 1849. 

 Rendus XXTX, 263. S. 



Thecostegites Edw. 11.1849. Comptes 

 Rendus XXIX, 261. D. 



Thysanophyllum Necholson & J. 

 TFiOMs, 1876. Proc. Koy. Soc. Ediub. 



IX. 149. C. 



This genus needs a 



Illustr. 

 Stria- 



Cumptes 



Trachypora Ed^v. H. 1851. Pol. terr. 

 pal., 158, 305. D. 



Trochophyllum Edw. H. 1850. Brit. 

 Foss. Cor. Ixvii. C. 



Trochopsis Hkmp. & Ehkknc. 1834. 



Corallenthiere d. roth. Meeres, 53, in- 

 stead of Turbinolopsis. 



Tryplasma Lonsdale 1845. Russia I, 

 613. = Pholidophyllum. 



Tuhiporn L. 1758. S. N. ed. X, 789. 



In this edition Lil^N^rs only included 



recent forms, but in ed. XII, 1270 T. 



catenularia, serpens and fascicularis art- 

 added. 



Tubiporites Schloth. 1820. Petre- 

 faklenkunde 366. ^-"- Halysites and Sy- 

 ringopora. 



Turhinalia HkmfR. & Ehrenbeug 1834. 

 Coralleiith., 53, instead of Turbinolia. 



J- 



Turbinolia Lamarck 1816. Anim. s. 

 vert. 230. Included originally Eocene 

 and Cretaceous species, but HisiXGEiiand 

 others added palaeozoic ones, now re- 

 cognized as belonging to other genera. 



Turhinolopsis Lamx. 1821. Exp. me- 

 thod. 85. Type a Microsolena, Lons- 

 dale and Phillips designated thus seve- 

 ral Cyathophylla. 



Ver77upora HaLL 1874. 26:th Kept. 



N. Y. State Cab. 109. He considers 



this form as a bryozoum, but Romingek 

 and NiCHOLSOX again number it amongst 



the corals. It may nevertheless be questio- 

 nable whether the last authors have had 

 the same fossils in view as the foruier. 

 Vesicidaria Rominger 1876. Gcol. 

 Survey of Michigan III, II, 35. The name 

 has been given before to a bryozoum, 

 and the species described by Romingek 

 resemble some the genns Arachnophyllnm 

 and some Ptychoijhyllum. 



Zaphrentia RAFiNEsauK & Cliffori^ 

 1820. Ann. Sc. Phvsiqnes V; 234. S. 

 D. C. 



