280 THE GENERA OF FISHES, PART II 



613. DUMfiRIL (1858). Reptiles et poissons de I'Afrique occidentale, etc. 

 Comtes Rendus Acad. Sci. Paris, 1858, LXl. 

 AuGUSTE Henri Andre Dumeril. 

 Chromichthys A. Dumeril, X, 257; orthotype C. elongatus Guich. 



614. EGERTON (1858). On Chondrosteus, an Extinct Form of the Sturionid(B, 

 Found in the Lias Formation at Lyme Regis. Phil. Trans. London, 1858. 



Philip de Malpas Grey Egerton. 

 Chondrosteus (Agassiz) Egerton, 871; orthotype C. acipenseroides Ag. (fossil). 

 Gyrosteus (Agassiz) Egerton, 883; orthotype G. mirabilis Ag. (fossil). 



615. EGERTON (1858). Fish: Cosmolepis, etc. (In Figures and Descriptions of 

 British Organic Remains.) Mem. Geol. Surv. United Kingdom, 1858, 9 dec. 



Philip de M.\lpas Grey Egerton. 



Cosmolepis Egerton, Dec. IX, No. 1; orthotype C. egertoni Ag. (fossil). 



Endactis Egerton, Dec. IX, No. 4; orthotype E. agassizi Egert. (fossil). A syno- 

 nym of Caturus. 



Centrolepis Egerton, Dec. IX, No. 5; orthotype C. asper Ag. (fossil). 



Nothosoma (Agassiz) Egerton, Dec. IX, No. 6; orthotype N. octostychius Ag. 

 (fossil). 



Pleuropholis Egerton, Dec. IX, No. 7 ; logootype Pholidophorus l.«vissimus Ag. 

 (fossil). 



Macropoma (Agassiz) Egerton, Dec. IX, No. 10; orthotype M. egertoni Ag. 

 (fossil). Replaces Eurycormus Wagner (1863). 



616. GILL (1858). Prodromus dcscriptionis suhfamilicc Gobinarum squamis 

 cycloideis piscinm, a cl. W. Stimpsono in mare Pacifico aequisitorum. Ann. 

 Lyceum Nat. Hist. N. Y., 1858-1862, VII, 12-16. 



Theodore Nicholas Gill (1837-1914). 

 Chasnogobius Gill. 12; orthotype C. annularis Gill. 

 Lepidogobius Gill. 14; orthotype Gobius gracilis Grd. = G. lepidus Grd. 



617. GILL (1858). Description of a Nezv Genus of Pimelodincr from Canada. 



Ann. Lyceum Nat. Hist. N. Y., 1853-1858, VI, 3. 



Theodore Nicholas Gill. 



Synechoglanis Gill, 39; orthotype Synechoglanis beadlei Gill = Ictalurus 



PUNCTATUS (Raf.). A synonym of Ictalurus Raf. 



618. GILL (1858). Prodromus descriptionis familitr Gohioidarum generumnovorum. 



Ann. Lyceum Nat. Hist. N. Y., 1858-1862, Vll, 16-19. 



Theodore Nicholas Gill. 



Tridentiger Gill, 16, Dec; orthotype Sicydium obscurum, T. & S. 



Triasnophorus Gill. 17 ; orthotype T. trigonocephalus Gill. Name preoccupied, 



replaced by Triii-NnrnoRicHTHYS Gill. 



619. GILL (1858). (Tricrnophorichthys.) Proc. Acad. Nat. Sci. Phila., 1859. 

 Theodore Nicholas Gill. 

 Triaenophorichthys Gill 195 ; orthotype Tri>enophorus trigonocephalus Gill. 

 Substitute for Tri.t:nophorus Gill, preoccupied. 



