40 PALEONTOLOGY OF NEW YORK. 



VI. Glabrati: 



1. AseptAti = Martinia, McCoy, 1844: 



S. Maia, Billings, Corniferous limestone. 



S. subuinbona. Hall, Hamilton group. 



S. contractus, Meek and Worthen, Chester limestone. 



S. glaber, Martin, Coal Measures. 



2. Septati : 



a. Martiniopsis, Waagen, 1883 : 



[Af. inflata, Waagen, Carboniferous.] 



\M. subpentagonalis, Waagen, Carboniferous.] 



h. (Mentzelia, Quenst«dt, 1871) : 



(S. corculum, Kutorga, Permo-carboniferous.] 



f Af. semiplana, Waagen, Permo-carboniferous.] 



Genus ( ?) C Y R T I A , Dalman. 1828. 



PLATES XXV. XXVI, XXVm, XXXIX. 



1821. AnomiU*, WAHLBjrBBKG. Nova Acta Regiae Soc. Scientifica, vol. viii, No. 3. 



1828. Cyrtla, Dalman. Kongfl. Vetenskaps Acad. Handlingar, p. 118, pi. 3, fig. I. 



1828. Cyrtia, Htst.voBR. Bidrag Sven. Geogn. Anteckn., vol. iv, p. 220, pi. iv, fig. 1. 



1837. 8pirlfer, von Bdch. Ueber Delthyris, oder Spirifer und Orthis, p. 41. 



1837. Cyrtia, Hisinobr. Lethtea Suecica, p. 73, pi. xxi, figs. 1, 2. 



1841. Spirifera, Phillips. Palseozoic Fossils Cornwall, Devon and West Somerset, p. 71, pi. xxix, 



fig. 124. 



1843. Spirifer, A. Robmbr. Versteinerungen des Harzgebirges, p. 12, pi. iv, fig. 11. 



1852. Spirifer, Hall. Palieontology of New York, vol. ii, p. 66, pi. xxii, figs. 2 a-c,f. 



18.13. Spirifer, Schsiir. Beschreib. Eifel. Brachiopoden, p. 207, pi. 36, figs. 1, 2. 



1855. Spirifer, Thb Sakdberokrs. Verstein. des rhein. Schicht.-Syst. in Nassau, p. 324, pi. xxxii, fig. 10. 



1861. Cyrtia, BtLLUias. Canadian Journal, vol. vi, new ser., p. 262. 



1862. Cyrtia, Billikos. Palaeozoic Fossils, vol. i, p. 165. fig. 149. 



1864. Spirifera, Davidson. Monogr. Devon. Brach., p. 46, pi. vi, figs. 18-22. 



1867. Spirifera, Hall. Twentieth Kept. N. Y. State Cab. Nat. Hist., p. 372, pi. xiii, figs. 12, 13. 



1867. Spirifera, Hall. Palaeontology of New York, vol. iv, pp. 248, 263, pi. xliii, figs. 1-7. 



1871. Spirifer, Katsbr. Zeitscbr. der deiitsch. geolog. Gesellsch., vol. xxiii, p. 579. 



1871. Spirifer, Qoknstbdt. Bi-achiopoden. p. 492, pi. liii, fig. 8. 



1872. SpiriferaYCyrtia), Hall and Whitfikld. Twenty-fourth Kept. N.Y. State Mus. Nat. Hist., p. 183. 

 1875. CyHia, Hall and Whitfibld. Twenty-seventh Kept. N. Y. State Miis. Nat. History, pi. ix, 



figs. 22, 23. 

 1879. Cyrtia, Nbttblboth. Kentucky Fossil Shells, pp. 93, 94, pi. xxvii, fig. 21 ; pi. xxxiv, fig. 35 ; 

 pi. xxxvi, figs. 60, 61. 



When this name was introduced it was designed to embrace such spiriferoids 

 as have a high, vertical cardinal area and a semi-pyramidal contour. In 



