21 



204. Synaphobranch- Muracnidae (Synaphobranch- 



idae ina), Gtlir. viii, 19, 22. 



205. Saccopliaryngidae Muraenidae (Saccopharyng- 



ina), Gthr. viii, 19, 22. 



OPISTHOMI. 



(Cope, Tr. Am. Phil. Soc, xvi, 456.) 



206. Mastacembelidae Mastacembelidae, Gthr. iii, 



539-543. 



207. Notacanthidae Xotacanthidae, Gthr. iii, 544- 



545. 



Sub-Class GANOIDEI. 



Super-Order HYOGANOIDEI. 

 CYCLOGANOIDEI. 



208. Amiidae Amiidae, Gthr. viii, 324- 



325. 



RHOMBOGANOIDEI. 



209. Lepidosteidae Lepidosteidae, Gthr. viii, 328- 



331. 



Super-Order BRACHIOGANOIDEI. 

 CROSSOPTERYGIA. 



210. Polypteridae Polypteridae, Gthr. viii, 326- 



328. 



