GERVAIS, 1852 251 



464. GERVAIS (1852). Zoologie et Paleoniologk Frangaises. II. 

 Franqois Louis Paul Gervais. 

 Sandroserrus Gervais, II, 8; orthotype Perca rebouli Gervais (fossil). 



465. LOWE (1852). An Account of Fishes Discovered or Observed in Madeira 

 Since the Vear 1842. Ann. Mag. Nat. Hist. London, ser. X. 

 Richard Thomas Lowe. 

 Leptorhynchus Lowe, X, 54 ; orthotype L. leuchtenbergi Lowe. Name preoccu- 

 pied ; replaced by Belonopsis Brandt. A synonym of Nemichthys Rich. 



466. QUENSTEDT (1852). Handbuch der Petrefaktenkunde. 



Friedrich August von Quenstedt (1809-1889). 



Selachidea Quenstedt, 173; orthotype S. torolosi Quenstedt (fossil). Probably a 



synonym of Hybodus. 

 Serrolepis Quenstedt, 207; orthotype S. suevicus Dames, (fossil). 

 Pleurolepis Quenstedt, 214; orthotype P. semicinctus Quenstedt (fossil). A syno- 

 nym of Tetragonolepis Bronn. 



467. ROEMER (1852). Die Kreidebjldungcn von Texas und Hire organischen 

 EinsclilHsse. Mit einem die Beschreibung von V ersteinerungen aus paldo- 

 soischen und tertidren Schichten enthaltenden Anhange und mit 11 von Chohe- 

 nach der Natur auf Stein gezeichnetcn Tafeln. Bonn. 



Carl Ferdinand von Roemer. 

 Ancistrodon (Derby) Roemer, 30; orthotype later called A. texanus Dames (fossil). 

 Teeth undetermined. Name preoccupied in snakes as Agkistrodon ; replaced 

 by Ankistrodus Koninck, 1870, scarcely better, and by Grypodon Hay, 1899. 



468. RUPPELL (1852). Verzeichniss der in dein Museum der senckenbergischen 

 naturforschenden Gesellschaft aufgestcUten Sammlungen. Vierte Abthcilung. 

 Fische und deren Skelette. 



Wilhelm Peter Eduard Simon Ruppell. 

 Microichthys Riippell, 1 ; orthotype M. coccoi Ruppell. 

 Pharopteryx Riippell, 16; orthotype P. benoit Riippell. Not Pharopterx of 



Riippell, 1828, which is a synonym of Plesiops Cuv. A synonym of Mora 



Risso. 

 ChcErops Riippell, 20 ; orthotype C. meleagris Ruppell. A synonvrn of Chcerodon 



Blkr. 

 Sarotherodon Riippell, 21 ; orthotype S. melanotheron Riippell. 

 Erythrodon Riippell, 34; orthotype Balistes nicer Lac, Balistes erthrodon Gthr. 



Substitute for Xenodon Riippell, 1835, preoccupied, but the name Odonus 



Gistel (1848) has priority and Zenodon Sw. (1829) is still older, if available. 



1853 

 469. AGASSIZ (1853). Recent Researches of Professor Agassis. (Extract from 

 letter to J. D. Dana dated Cambridge, June 9, 1853). Amcr. Journ. Sci., XVI. 

 Louis Agassiz. 

 In this paper four new genera are briefly described. The species .con- 

 cerned were not named until later. 

 Chologaster Agassiz, 135; (haplotype Chologaster cornutus Ag.). Short account 



of the genus, the 'species named later. 

 Heterandria Agassiz. 135; (logotype H. Formosa Ag.). Stated to contain two 

 species named later, H. Formosa and H. holbrooki, the latter being Gam- 



