APPENDIX. 
509 
PISCES. 
Order. MALACOPTERYGIA ABDOMINALES. 
Family, Salmones. 
Genus. Salmo. 
Myletes Allenii. (Bennetj in Proc. ZooL Soc. Lend., June^ 1834.) 
Myl. oblougus; pinna dorsali prinia supra ventrales posita. 
D. lOj O.A. 14, C, 19, P. 15, V. 9. River Niger. 
“ The form of Myletes (Cuvier), to which this fish belongs, has 
hitherto been only obtained in the Nile; the genus Folypterns, 
(Geolf.) originally observed in the Nile, seems to be limited to 
that river, the Senegal, and Niger. Gymiarchus (Cuvier) had 
also only been noticed in the Nile; it is also found in tlie Niger. 
Order. PLECTOGNATHI. 
Family. Gymnodotus. 
Genus. Tetraodon. 
TetTaodonstriyosiis. (Beiiuet, in Proc. Zool. Soc. Lond., June, 
1834.) 
Tetr. dorso hispiJo, nigresceuto ; ventre lateribusque Imvibus, 
his albo nigroquo longitudinaliter lineatis, illo albo ; pinna 
caudali qnadrata; pectoralibus late rotundatis. D. 12, A. 9, 
P. 19, C. 8. River Niger. 
Specimens of the above were presented by Captain W. Allen, 
R.N., to the Zoological Society, London. 
Different species of Cantharits, Leihvymis, Dentex^ Sphyreena, 
SerioUty Vomer, Carangits, Thynims, Axin\wus,Ghitodon, Exocetiis, 
Zeus, JuUs, Serranus, &c., &c., were also procured by Dr. 
Thomson, most of which were presented to the Museum of the 
Royal Hospital, Haslar. 
RemarJes on drawings of some Fish sent hy Gapt. Allen, E.W., 
on Ms return fi'om Ms first msit to the Xiger in 1834. 
“ They exhibit the forms of Lates (Cnv.); Mormyrus (Ej.) 
Sudis (La Cep.); and Notopterus (Ej.); 
common with the specimens from the same expedition exhibited 
at the meeting of the Society on June 10th, 1834, (p. 45,) 
