32 Pisces. 
PISCES. 
Hemirhamphus), Parexoccetus, Halocypselus, and Exoccetus. An analyti¬ 
cal key is given, by which the genera and species may be distinguished. 
A list of the nominal species with their identifications is added, and table 
showing their distribution and questions of doubt still remaining to be 
solved. 17 species are admitted as valid, and 1 is renamed Exoccetus vin- 
ciguerrce (= roncleleti , Llitk., &c., nec C. & V.), p. 56. E. melanocercus 
sp. n., Ogilby, (a) p. 123, Port Jackson. 
Esocid.e. 
Esox. Meek & Newland (a) review this genus, and distinguish 5 
species, of which notes, synonymy, and an analytical key are given. A 
list of nominal species, with their identifications, is added. 
MORMYRiraE. 
Gymnarchus niloticus. On its organization ; Fritsch, p. 119, with 2 
woodcuts. 
Salmon mas. 
Lidtii de Jeupe. On deformities of the head of Salmonidce. 
Gar wan. (b) American Salmon and Trout, including introduced forms. 
Salmonidce. Jordan (d) has written some notes and criticisms on Gar- 
man’s above paper, and points out that the discrepancies between the 
results of this author and those reached by Bean, Gilbert, and himself, 
“are more in name than in fact.” Salrno hoodi , Richards., part, = fon- 
tinalis , part, namaycush, pp. 81-83. 
Day. (a) On the breeding of Salmon from parents which have never 
visited the sea. (d) A further account of the Howietoun experiments 
comprising the period during which the ova of hybrid Salmonidce have 
been incubating ; and (i) on the breeding. 
Fiedler on the migration of the Salmon in the Baltic. 
Salrno salar, L., pi. xviii., and ferox , L., pis. xvi. & xvii., described and 
figured ; Sundman, pt. vi. pp. 1-12. 
Osmerus eperlanus , L., described and figured ; id. pt. v. p. 5, pi. xv. 
Osmeroides lewesiensis , Mantell (foss.), described and figured from the 
Turon of Bohemia ; Laube, p. 292, pi. i. figs. 2 & 3, woodcut. 
Fatio distinguishes among the 24 forms of Corey onus found in the 
Swiss lakes the following: Coregonus dispersus , p. 660, and balleus , p. 663, 
spp. nn., suidteri , n. n., and hiemalis, Jurine, intermediate forms, p, 662, 
pis. xxii. & xxiii. 
Gonorhynchidjr 
Notogoneus osculus, g. & sp. nn. (foss.), Cope, (c) p. 1091, Eocene Green 
River Shales of Wyoming Territory. 
