384 DR. GtJNTHER ON THE FISHES OF CENTEAL AMEEICA. 



DACHNER, who gave a preliminary account of it in 'Sitzgsber. bayer. Akad. Wiss.' 1863, 

 pp. 220-230, and more detailed descriptions in 'Abhandl. bayer. Akad. Wiss.' 1864(1865), 

 pp. 1-61. Prof. M. Wagner added, besides, a detailed account of the hydi-ographical 

 peculiarities of this part of Central America (pp. 65-92). The species treated of in 

 these Memoirs are the following : — 



1. Pristipoma hmnile, s^.u. 



2. Dajaus elongatus (K. & St.)=Agonostoma nasutmn (Gthr.) 



3. Dajaus monticola (C. & V.). 



4. Acara cceruleopunctata, sp. n. 



5. Heros altifrons, sp. n. 



6. Heros sieboldii, sp. n. 



7. Meotris pictus, sp. n. 



8. Engraulis macrolepidotus, sp. n. 



9. poeyi, sp. n. 



10. Xiphophorus gillii, K. & St.,= Pcecilia, sp. 1 



11. Macrodon irasiliensis, K. & St.,=i/. microlepis (Gthr.). 



12. Saccodon wagneri, sp. n. 



13. Pseudochalceus lineatiis, sp. n. 



14. Ckalcinopsis striatuhis, sp. n, 



15. chagrensis, sp. n. 



16. Chalceus atrocaudatus, sp. n. 



17. Tetragonopterus cpneus (Gthr.). 



18. gronovii (C. & V. ]). 



19. Bagrus (l)arioides, sp. n.=zArius multiradiatus (Gthr.). 



20. Pimelodus modestus (Gthr.) 



21. cinerascens (K. & St.)=P. wagneri (Gthr.). 



22. Loricaria tiracantka, sp. n. 



23. lima (Kner). 



24. Hypostomus plecostomus (K. & St.)= Plecostomus, sp. 



25. Ancistrus cirrhosus (C. & V.). 



26. Acanthias vulgaris (Risso 1). 



Finally, having received in 1864 the last collections made by Messrs. Godman & Salvin, 

 1 gave preliminary notices of the new species in the ' Proceedings ' of this Society, em- 

 bodying the- numerous contributions to our knowledge of the Siluroids and Characinoids 

 in the fifth volume of the ' Catalogue of Fishes,' to which were added the Cyprinodontes 

 and Seombresocides in the sixth (1865-66). 



§ 5. General List of Central-American Fishes. 

 After these introductory remarks on the contributions to the ichthyology of Ontral 



