42 the genera of fishes 



Erythrinus, 449 Mystus, 451 



Synodus, 449 Callichthys, 451 



Callyodon, 449 Aspredo, 453 



HOLOCENTRUS, 449 ChARAX, 455 



(misprinted Holocenthrus) Clarias, 455 



Gonorhynchus, 450 Cyn/edus, 455 



Albula, 450 Pholis, 456 



Umbra (Kramer), 450 Mastacembelus, 458 



Anableps, 450 Channa, 459 

 Anostomus, 451 



XXII. FORSTER, Icones Inedifce; Bibliotheca Banksiae, 1777. 



John Reinhold Forster. 



Echidna Forster, 181; type Echidna variegata Forster = Mur^na 



echidna Gmelin. 



This generic name, according to Kaup, first appears in 1777, in the Iconas 

 Ineditce. It must be retained for the genus of fishes, and is not available for the 

 genus of mammals named Echidna bv Cuvier, = Tachyglossus. 



XXIII. KLEIN, Gesellschaft Schauplatz, vols. IV, V, 1777. 



Jakob Theodor Klein. 



Oncotion Klein, IV, 46, 1777 ; type Cyclopterus lumpus L. "Onco- 

 tion colore nigricante" Klein. 

 A synonym of Cyclopterus L. 



Cynocephalus Klein, IV, 161, 1777; type Squalus glaucus L. 

 "Cynocephalus glaucus" Klein, as restricted by Gill. 

 Cynocephalus Boddsert is of later date. Equivalent to Prionace Cantor. 



Callarias Klein, IV, 327, 1777; type Gadus morrhua L. "Callarias 

 soRDiDE olivaceus" Klein. 

 Synonym of Gadus L. 



Crayracion Klein, IV, 788, 1777; type Tetraodon spengleri Bloch. 



"CrAYRACION LyEVISSIMUS EX TERREO RUFESCENS" Klein. 



A synonym of Tetraodon L. 



The type of this genus was first fixed by Bleeker, Atlas Ichth., 1865, 65. 

 Bleaker observes: "La premiere espece du genre complique que Klein en 1742 deja 

 nomma Crayracion etant le Tetraodon spengleri des auteurs ou au moins une 

 espece extremement voisine, je propose d' indiquer sous ce nom generique toutes 



