176 
ZOOLOGICAL LITERATURE. 
The author has collected about 87 species during a sojourn 
of seventeen days. 
Steindachner, F. Ichthyologische Notizen (II). Zur Fluss- 
fisch-Fauna von Croatien. Ibid. lii. 1865, November 30*. 
[Contributions to the knowledge of Croatian freshwater 
fishes.] 
The author has examined a collection of fishes from Southern 
Croatia ; it consisted of thirteen species ; those to which he has 
added notes will be mentioned below ; one is new. 
j Thomson, W. Notes on Prof. Steenstrup^s views on the ob- 
1 1 liquity of Flounders. Ann. & Mag. Nat. Hist. 1865, xv. 
;/ May (pp. 361-371, with a plate). 
j The greater part of this paper is a translation of Prof. Steen- 
I strup^s memoir (see Zool. Record, i. p. 139), with critical notes 
I added by Prof. Thomson. 
|f Traquair, R. W. Observations on the development of the 
\ Pleuronectid<e. Proc, R. Phys. Soc. Edinburgh, 1865, 
/■ January 25 (pp. 215-222). 
;/ The substance of this paper is embodied in the following. 
— — . On the Asymmetry of the Pleuronectido'., as elucidated 
.f by an examination of the skeleton in the Turbot, Halibut, 
' I and Plaice. Trans. Linn. Soc. xxv. 1865, pp. 263-296, 
I with fom’ plates. 
/ Wagner, M. Ueber die hydrographischen Verbaltnisse und 
/ das Vorkommen der Siisswasserfische in den Staaten Pa- 
/ nama und Ecuador. Ein Beitrag zur Zoogeographie Am- 
\ merika^s. Abhandl. Bayr. Ak. Wiss. x. 1, 1864, pp. 63-113. 
/ [On the hydrogra^jhy and freshwater fish-fauna of Panama 
I and Ecuador. A contribution to the zoogeography of America.] 
j In the first portion of this memoir the author treats of the 
; hydrographical peculiarities and freshwater fishes of the Isthmus 
t Panama between 7° and 9° lat. N., and 77° and 83° long. W. 
/ Vllle obtained about thirty species, which were described by 
Messrs. Kner and Steindachner in the memoir mentioned 
above ; and defines the characteristics of this part of the Cen- 
tral American fauna thus 
1. The generic types are exclusively tropical. 
2. Chromides, Characines, and Siluroids are the predominant forms j 
Esoces, Cyprinoids, and Percoids entirely absent. 
* We are unable to indicate the pages, as the November part of this 
periodical does not appear to have been published j we are indebted to the 
author for a separate copy of the paper. 
