370 TELEOSTEI. PHI8OSTOMI. 



Fourth group. DUSSUMIEBINA. 



Mouth antero-lateral, the upper jaw not projecting. Eyes with free 

 adipose lids. No osseous gular plates. Abdominal edge smooth. 



Teeth small, but not deciduous 9. DUSSUMIERIA. 



Teeth, if present, deciduous 10. SPRATELLOIDES. 



Fifth group. ALBULINA. 



Mouth inferior and of moderate width ; upper jaw projecting. 

 Teeth in jaws. Abdomen rounded and smooth. 



Eyes with free adipose lids 11. ALBULA. 



Sixth group. ELOPINA. 



Mouth antero-lateral ; lower jaw the longer. An osseous gular plate. 

 Abdomen rounded and smooth. 



Pseudobranchiae well developed. Scales small .. 12. ELOPS. 

 Pseudobranchise rudimentary or absent. Scales 

 large 13. MEGALOPS. 



Seventh group. CHANINA. 



Mouth anterior, transverse, small. Eyes subcutaneous. Teeth absent. 

 Gill-membranes entirely united. Abdomen rounded and smooth. 



Scales small . . .14. CHANGS. 



First group. CLUPEINA. 



1. Genus CLTJPEA, sp., Artedi. 



Syn. Clupanodon, Lace"p. (pt.) ; Ilarengula, Rogenia, Spratella, Sar- 

 dindla, Clupeonia, Kowala, Meletta, and Alausa, Cuv. & Val. ; Clupalosa, 

 Amtilyg aster, and Clupeotdes, Bleeker; Opisthonema, Brevoortia, and 

 Alausella, Gill. 



Body compressed ; the serration of the abdomen extending into 

 the thoracic region ; upper jaw not projecting beyond the lower. 

 Eyes usually with broad adipose lids. Teeth, when present, rudi- 

 mentary and deciduous. Dorsal fin situated opposite the ventrals ; 

 anal with less than 30 rays ; caudal forked. Pseudobranchife well 

 developed. Six branchiostegals in all Indian species. 



It is necessary to remember, while investigating species of 

 Clupea, that the teeth are deciduous, and the dentition is liable to 

 vary. 



Geographical Distribution. World-wide. 



