394 On the Genera Sardinella, Harengula, dec. 



Dorsal 15-18 ; origin nearer end of snout tlian base of caudal. 

 Anal 17-19. Pelvics 8-rayed, below anterior part of dorsal. 

 A silvery lateral band. Vertebrae 40. 



Coast of Brazil. 



Three specimens, 80-90 mm. long, from Pernarabuco. 



3. Lile platana, sp. n. 



Depth of body 3 in the length, length of head 4. Diameter 

 of eye 3 in length of head; maxillary extending to below 

 anterior 5 of eye ; 23 gill-rakers on lower part of anterior 

 arch. About 40 scales in a longitudinal series ; ventral 

 scutes 18 + 10. Dorsal 14; origin equidistant from end of 

 snout and base of caudal. Anal 18. Pelvics below origin of 

 dorsal. A silvery lateral band. 



La Plata. 



A single specimen of 45 mm. 



Heringia. 



Heringin, Fowler, Proc. Acad. Philadelphia, Ixiii. 1911, p. 207. 

 jRhinosardinia, Eigenmann, Mem. Carnegie Mus. v. 1912, p. 445. 



Form moderately elongate, strongly compressed ; abdomen 

 sharp-edged. Mouth small, toothless ; lower jaw rather 

 prominent, upper without distinct notch; maxillary with a 

 retrorse spine near its proximal end ; 2 supramaxillaries. 

 Operculum smooth ; suboperculum rounded. Dorsal median, 

 of 13 to 15 rays, without scaly sheath ; anal of 15 to 17 rays, 

 with a low scaly sheath ; caudal forked, scaly at base, without 

 alar scales. Pelvics 8-rayed, a little in advance of dorsal. 

 38 to 40 scales in a longitudinal, 9 or 10 in a transverse 

 series ; each scale crossed by a transverse groove, from which 

 2 (fewer anteriorly, more posteriorly) run backwards to the 

 free edge, which is entire. Vertebrae 39. 



1. Heringia amnzom'ca. 



Clupea amazonica, Steiud. Sitzungsb. Akad. Wien, Ixxx. pt. 1, 1880, 



p. 183. 

 Hhinosardinia serrata, Eigenm. Mem. Carnegie Mas. v. 1912, p. 445, 



pi. Ixii. tigs. 3, 4. 



Depth 3 to 3^ in length, length of head 4^ to 5. Diameter 

 of eye 3 to 3^ in length of head; maxillary extending to 

 below anterior margin or anterior ^ of eye. 35 gill-rakers 

 on lower part of anterior arch. 38 to 40 scales in a longi- 

 tudinal, 9 or 10 in a transverse series; ventral scutes keeled 



