34 TELEOSTEI. ACANTHOPTEUYGII. 



Third group. PAGEINA. 



Conical teeth in front of the jaws and molars along the sides. 

 Palate edentulous. 



No scales on the cheeks 3. LETHRINUS. 



Scales on cheeks. A single row of molars 4. SPILERODOX. 



Scales on cheeks. Two rows of molars in the 



upper jaw 5. PAGRUS. 



Scales on cheeks. Three or more rows of molars 



in the upper jaw 6. CHRYSOPHRYS. 



Fourth group. PIMELEPTERINA. 



Cutting-teeth in front of the jaws, and teeth on the palate. 

 As defined above 7. PIMELEPTERUS. 



First group. CANTHAE1NA. 



1. Genus CRENIDENS, Cuv. & Val. 



Branchiostegals five ; pseudobranchiae. One or two rows of 

 broad teeth in both jaws, with their cutting-edges crenulated ; a 

 band of granular teeth posteriorly but no pointed lateral ones ; 

 neither molars nor vomerine teeth. A single dorsal with 11 spines 

 which can be received into a groove ; 3 anal spines ; lower pectoral 

 rays branched. Scales ctenoid, of moderate size, covering cheeks 

 and opercles, but not the vertical fins. Air-bladder simple. Pyloric 

 appendages in small numbers. 



Geographical Distribution. Red Sea and Indian Ocean. 



Syno^>sis of Indian Sjpecies. 



L. tr. 7/13. Greyish, fins black-edged 1. C. indicus, p. 34. 



L. tr. 5/15. Silvery, fins grey 2. C. forskaelii, p. 35. 



770. (1.) Crenidens indicus. (Fig. 13.) 



Crenidens indicus, Day, Report Sea-Fish and Fisheries India, 1873, 



p. clxxxvi ; Fish. India, p. 132, pi. xxxii, fig. 4 (see synon.). 

 Keen-see, Baluch. ; Oolan, Tarn. 



D. 10-12/11-10. A.3/10-11. L.I. 53-55. L. tr. 7/13. Czec.pyl.5. 

 Length of head 4 to 4|, height of body 2f to 4 in the total 

 length. Eyes diameter 3 to 3| in length of head, 1 to lj diam. 

 from end of snout, and 1 apart. Body oval, compressed ; a slight 

 swelling above the eyes. Teeth 8, compressed, in front of upper 

 jaw, each lobed at the sides ; behind this row are three more of the 

 same character but with smaller and more numerous teeth ; in the 

 mandible there are ten in the front row smaller than those in the 

 upper jaw, behind these are two or three rows as in the upper jaw. 

 fans fourth dorsal spine longest ; pectoral extending to above 

 anal ; second anal spine strong and nearly or quite as long as fourth 



