ottvAis, 1852 251 



464 GERVAIS (.1852). Zoologic ct Paliontologie Francoises. \\. 

 Francois 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 Year 1S42. .\nn. Mas. Nat. Hist. London, ser. X. 



Richard Tiio.mas Lowe. 



Leptorhjmchus Lowe, X. 54; orthotype L. leuchtenbergi Lowe. Name prcoccn- 



piiil; ri-placed by Belonoi-.sis Brandt. A synonym of N'kmichthys Rich. 



466. (JUEN'STEDT (1852). Handbuch der Petrefaktenkunde. 



Frieorich .Xugust vo.s Que.nstekt (1809-1889). 



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



synonym of Hybodus. 

 Serrolepis Quenstedt, 207; orthotype S. sue\'Icus Dames, (fossil). 

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

 nym of Tetragonolepis Bronn. 



467. ROEMER (1852). Die Krcidebildunscn von Texas und ihre ornanischen 

 Einschlusse. Mil einem die Beschreibung von Versteinerungen aiis palao- 

 zoischen und tertidren Schichten enthaltenden Anhange und mil 11 von Chohc- 

 nach der \atur auf Stein geceichnctcn Tafcln. Bonn. 

 Carl Ferdina.vd vo.n Roemer. 



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

 Teeth undetermined. Name preoccupied in snakes as .Vgkistrodon ; replaced 

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



468 ROPPELL (1852). Vericichniss der in dem Museum der scnckenbergischcn 



luilurforschenden Cesellschaft aufgestclllen Sammlungcn. Vicrte .\bthcilunK. 



Fischc und deren Sketette. 



WiLiiELM Peter Eduard Simon Ruppell. 

 Microichthys Riippcll, 1 ; orthotype ^f. coccoi Ruppell. 

 Pharopteryx Ruppell, 16; orthotype P. benoit Riippcll. Not Pharopterx of 



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



Risso. 

 ChGcrops Ruppell. 20; orthotype C. meleacris Ruppell. .\ synonym of Chcerodon 



Blkr. 

 Sarotherodon Riippell, 21 ; orthotype S. melanotheron Riippell. 

 Erythrodon Ruppell, 34; orthotype Balistes< nicer Lac, Balistes erthroiwn Gthr. 



Sub'ititutc for Xenodon Riippell, 1835. preoccupied, but the name OnoNUS 



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



1853 

 469 AG.\SS1Z (1853). Recent Researches of Professor Agassis. (Extract from 

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



U)UIS .ACASSIZ. 



In this paper four new Kcnera arc briefly described. The species con- 



ccrni-d were not named until later. 

 Chologaster .Aga.ssiz, 135; (haplotypc Cholocaster cobnutvs Ag.). Short arroiiiii 



of the genus, the species named later. 

 Heterandria ,^Rassi/. 135; (logotype H. Formosa Ag.). Stated to contain nv<. 



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



