ACANTHOPTERYGII, ACANTHOPTERYGII PHARYNGOGNATHI. PlfSCeS 22 
Sphyra?njd^. 
SpJiyrcena. Steindachner, writing on the species of Sphyrcena from the 
western coast of America, describes S. argentea^ Grd. , and the true S. 
fosteri, C. V. (Blkr., nec Gthr., in F. der Siidsee) ; SB. Ak. Wien, Ixxviii. 
Abth. i. pp. 377-380. 
Atherinid^. 
Atlierinichthys duhoulayi, sp. n., Castelnau, P. Linn. Soc. N. S. W. hi. 
p. 143, Australia. 
Mugilid^. 
Gastropterus^ g. n. A broad band of teeth on premaxillary and den- 
tary bones, and a patch on the vomer ; dorsal spinous fin with four 
rays ; ventral fins abdominal ; second dorsal opposite to the anal ; dermal 
fold not crossing superior portion of premaxillary region, hence the jaws 
are only partly protractile. G. archceus, sp. n.. Cope, P. Am. Phil. Soc. 
xvii. p. 700, Peru. 
Mugil joyneri, sp. n., Gunther, Ann. N. H. (5) i. p. 486, Japan. 
Agonostoma darwiniensef Macleay, P. Linn. Soc. N. S. W. ii. p. 360, 
pi. ix. fig. 8, Port Darwin ; A. dorsalis, Streets, Bull. U. S. Nat. Mus. 
vii. p. 102, Samoa : spp. nn. 
Agonostoma forsteri, Bl. Schn., redescribed by Steindachner, 1. c. 
p. 3^3. 
Myxus (Neomyxus) sclateri, sp. n., id. 1. c. p. 384, Kingsmill and Sand- 
wich Isles. 
Fistulariida^. 
Fistularia vtllosa, Klunz., is the young of F. serrata; Ililgendorf, 
SB. nat. Fr. 1877, p. 236. 
Aphredoderida^. 
Aphododerus isolepis, Nels. On the alteration of the position of the 
vent as the fish grows older; Jordan, Bull. Illin. Mus. No. 2, p. 48. 
Asternotremia mesotrema, Jord., = Aphododerus sayanus, DeK. ; Jor- 
dan & Brayton, Bull. U. S. Nat. Mus. xii. pp. 41-47. 
Elasso\so'\ma. Confirmation of its relation as a separate family 
next to the “ Aphododeridce.” Jordan, Bull. Illin. Mus. No. 2, p. 47. 
ACANTHOPTERYGII PHARYNGOGNATHI. 
PoMACEN'J’RIDTE. 
Dascyllus fasciatus, sp. n., Macleay, P. Linn. Soc. N. S. W. ii. p. 361, 
pi. x. fig. 2, Port Darwin. 
