372 Memoir Sears Foundation for Marine Research 



Brevoortia smithi Hildebrand 1941 



Yellowfin Shad 



Figures 84, 85, 92 



Study Material. A total of 18 specimens, 120-315111111 TL, 91-240111111 SL, 

 collected at Beaufort, North Carolina; Cumberland Sound, Georgia; and at the "mouth 

 of St. Johns River" and in the "Indian River," Florida; the type, 295 mmTL, 225 mm 

 SL, included among the material from Beaufort, USNM 1 18723. Also, specimens 



Figure 92. Brevoortia smithi, 295 mm TL, 225 mm SL, Beaufort, North Carolina, type, USNM 1 18723. 

 Drawn by Ann S. Green. 



from Boca Ciega, Pinella County, and off Englewood, coast of western Florida, that are 

 intermediate in some respects between B. smithi and B. gunteri, received through the 

 kindness of William Gosline. 



Distinctive Characters. See Relationship. 



Description. Proportional dimensions in per cent of standard length, and counts, 

 based on specimens listed in the Study Material, 91-240 mm SL. 



Body: depth 36—43. 

 Caudal peduncle: depth 9.5—12. 

 Head: length 29-32.5. 

 Snout: length 6.8—8.0. 

 Eye: diameter 6.1-7.5. 

 Interorhital: width 6.2—7.4. 

 Maxillary: length 13.5— 15. 

 Mandible: length 17— 18.5. 

 Anal fin: length of base 19-21. 

 Pelvic fin: length 8.5-1 1. 

 Pectoral fin: length 18.5-2 1.5. 



Scales: oblique series along middle of 

 side (too irregular to count accu- 

 rately) ca. 60—70. 



Modified scales: in a series in front of dor- 

 sal fin, 39-45- 



Ventral scutes: 30—32. 



Fin rays: dorsal 18-20; anal 22 or 23; 

 pectoral 16 or 17. 



Vertebrae: 45—47 (9 specimens). 



