THE GENERA OF FISHES 



PART II 



1833 



164. AGASSIZ (1833). Recherches sur les poissoiis fossiles. II; IV (first part; 



second part of Vol. II issued in 1844; part of Vol IV in 1833). 



Louis Agassiz. 



Catopterus Agassiz, II, 3; orthotype C. ovalis Ag. (fossil). A synonym of Dip- 



TERUS. 



Amblypterus Agassiz, II, 3, 28; orthotype A. latus Ag. (fossil). 



Gyrolepis Agassiz, II, 6, 172; logotype G. alberti Ag. (fossil). 



Tetragonolepis Agassiz, II, 6, 181; logotype T. confluens Ag. (fossil). Name 

 preoccupied; a synonym of Dapedium Leach. 



Microps Agassiz, II, 10; orthotype M. furcatus Ag. (fossil). Name preoccupied; 

 replaced by Periurgus Gistel, 1848. 



Pygopterus Agassiz, II, 10; orthotype P. humboldti Ag. (fossil). 



Notagogus Agassiz, II. 10; orthotype N. pentlandi Ag. (fossil). 



Acrolepis Agassiz, II, 11 ; orthotype A. sedgwicki Ag. (fossil). 



Pachycormus Agassiz, II, 11; orthotype Elops macropterus Blamv. (fossil). 



Thrissops Agassiz, II, 12; orthotype T. formosus Ag. (fossil). 



Megalurus Agassiz, II, 13; orthotype M. lepidotus Ag. (fossil). Name preoccu- 

 pied in birds (Horsfield, 1821), replaced by Synergus Gistel (1848), also pre- 

 occupied ; suggested as substitute for both Urocles Jordan, 1919. 



Aspidorhynchus Agassiz, II, 14; orthotype Esox acutirostris Blainv. (fossil). 



Saurostomus Agassiz, II, 14; orthotype S. esocinus Ag. (fossil). 



SphcErodus Agassiz, II, 15; logotype S. gigas Ag. (fossil). A synonym of Lepi- 

 dotes Ag. ; not Sph.«rodon Riippell. 



Pycnodus Agassiz, II, 16; orthotype Zeus platessus Blainv. (fossil). 



Gyrodus Agassiz, II, 16; orthotj'pe G. macrophthalmus Ag. (fossil). 



Microdon Agassiz, II, 16; orthotype M. elegans Ag. (fossil). Name preoccupied in 

 flies (Meigen, 1803), replaced by Proscinetes Gistel, 1848, and, later, by 

 PoLYPSEPHXs Hay (1899). 



Calamostoma Agassiz, II, 18; orthotype Syngnathus breviculus Blainv. (fossil). 



Acanthodes Agassiz, II, 19; orthotype AcANXHoiissus bronni Ag. (fossil). A sub- 

 stitute, apparently unnecessary, for Acanthoessus Ag. (1832). 



Cyclopoma Agassiz, IV, 17; orthotype C. gigas Ag. (fossil). 



Smerdis Agassiz, IV, 32; logotype Perca minuta Blainv. (fossil). Name preoccu- 

 pied in insects; replaced by Dapalis Gistel (1848). 



Gasteronemus Agassiz, V, 17; logotype G. rhombeus Ag. (fossil). An extinct 

 homologue of Mene. 



165. BRANDT &RATZEBURG (1833). Medizinische Zoologie. II. 

 JoHANN Frieurich Brandt (1802-1879) ; J. T. C. Ratzeburg (1801-1871). 

 Huso Brandt & Ratzeburg, II, 3 ; orthotype Acipenser huso L. A synonym of 

 IcHTHYOcoLLA Geoffroy, 1767, and of Sterletus Raf., 1820. 



