368 MEMOIRS OF THE CARNEGIE MUSEUM. 



1856. Microdon hernardi J. J. Heckel. 



Denkschr. K. Akad. Wiss. Wien. Math-Natur. CL, Vol. XI, p. 201. 

 1860. Microdon hernardi Wagner. 



Gelehrte Anzeig. K. Bayer. Akad. Wiss., Vol. I, p. 396. 

 1895. Microdon hernardi A. S. Woodward. 



Cat. Foss. Fishes Brit. Mus., Pt. Ill, p. 224. 



Type. — Nearly complete fish; Lyons Museum. 



A species attaining a total length of about 30 cm. " Maximum depth of trunk 

 equalling about two-thirds of the length of the head and trunk without caudal fin; 

 rostrum i^rominent, and head with opercular apparatus occupying somewhat less 

 than one-quarter of the total length of the fish. Vertebral axis at origin of dorsal 

 fin midway between the dorsal and ventral borders of the fish. Principal series of 

 mandibular teeth much wider than the two outer series, of which the innermost 

 is insignificant. Dorsal fin occupying considerably more than half of the back, 

 much more elevated than the anal fin, which is also shorter. Ridge-scales delicate 

 on the back, robust but feebly serrated on the ventral border; flank-scales orna- 

 mented with dehcate radiating rugae." (A. S. Woodward, I. c, Pt. Ill, pp. 224-5). 



This species is represented in the collection by the following mentioned speci- 

 mens: Car. Mus. Cat. Nos. 4040, 4084a, 5118, 5132. 



12. Microdon wagneri (ThioUiere) . (PL LIII, figs. 1 and 2). 

 1854. Pycnodus wagneri ThioUiere. 



Poiss. Foss. Bugey, Pt. I, p. 23; PL V, figs. 1, 2. 

 1856. Microdon wagneri J. J. Heckel. 



Denkschr. K. K. Akad. Wiss. Wien, Math-Natur. CL, Vol. XI, p. 201. 

 1860. Microdon wagneri Wagner. 



Gelehrte Anzeig. K. Bayer. Akad. Wiss., Vol. I, p. 396. 

 1895. Microdon wagneri A. S. Woodward. 



Cat. Foss. Fishes Brit. Mus., Pt. Ill, p. 225. 



Type. — Nearly complete fish; Lyqns Museum. 



"A species resembling the type, in size, general form, and proportions, and 

 apparently only differing in the extension of the squamation over the middle of 

 of the flank of the anterior half of the caudal region." (A. S. Woodward, I. c, Pt. 

 Ill, p. 225). 



The following mentioned specimens belonging to this species are preserved in 

 the collection of the Museum: Car. Mus. Cat. Nos. 4078, 4090, 4306, 4320. 



