crlyiii., 



Hb. Bef. 



TABLE OV &DI7ICBA. 



*** Valves of the mdmsima linear or mlrottmd, mem- 

 irwnaceoiK, plane. 



134, Pffisia,* St. mi. 1833 [p. xevi.] 



**** Valves of the indtismm coriaceous, the outer 



larger cucullate, the imner operoviiform, 



135. Cibotium, W^. 1824 [p. xovi.] 



Pmonia, Q-aud. MS, : Bory, I Hiatea, Menziea^ M8. ; Sooli. 



1824: Oaui.lSW. 



I 18M. 



(b) Inahsiwm cwp-sha/ped, deflexed. 

 136. Dennstsedtia, Sernh. 1800. ... [p. xovii.] 



Sitolobinm, J. Sm. 1841. 



Dieksonla, Zlfi. 1824: Fred, 



1836. 

 Sitobolium, Ileav. 1827. 

 Patania, JresJ, 1836. 



Adeotunij Link, 1841. 



(c) Indusmm cup-shaped, extrorse-margitial, 



* Vems free. 



137. Deparia, Sooh. et Grev. 1828. . [p. xoviii.] 

 ** Veins reticulated. 



138. Gionidinin, Moore, 1852 [p. xoviii.] 



Triohiooarpa, Sooher, 1862 : I Patanema, J. Sm. MS. (1854.) 



<7. S'fli. 1366. I 



§ 23. 'BsBAXTEiicsm. 

 (a) Veins free. 



* ZwBolucres staVced, 



139. Peranema, -Dok, 1825 [p. xeix.] 



SphfflropteriB, WM.MS. 1828: | Podielema, S. Br. MS. (1830.) 

 S. Br. 1830. I Nematopera, Zie. 1846. 



** Imiolucres sessile. 



+ Imiolncregloboseswh-coriaceous, Imrsting irreffularU/, 



140. Diacalpe, -BZ. 1828 [p. xoix.] 



++ " IwDohtcre arachnoid, covering the sorus." 



141 (?) Araolmiodes, -B«- 1828 [p. c] 



* TMb geims proves to have the same structure as Pteria aqmUna, 

 with which it must be associated, andprobably separated from Fteria^ 

 Its doable indusia Indicate some amnity with the JUndsccecB. We 

 leave it here, however, for the present, till its proper position is 

 determined. 



