1. ATHERINA. 395 



Atlieiina boyeri, Eisso, Ichfh. Nice, p. 3o3. pi. 10. tig. 38, and Eur. 

 Mend, iii."^ p. 470; Cm: Sf Val. x. p. 4;32. pi. 303 (half-grown); 

 Bonap. Faun. Ital. Pesc. ; Guichen. Exp. Alger. Poiss. p. 66. 



D. 6-8 I :^. A. ■^^. L. lat. 55-60. L. transv. 11. Vert. |. 



The origin of the anterior dorsal fin is above the middle of the 

 ventral. The height of the body Ls contained six times in the total 

 length, the length of the head five times and a half. The diameter 

 of the eye is one-third of the length of the head, and more than that 

 of the snout, whieh equals the width of the interorbital space. Snout 

 moderately produced^ with the cleft of the mouth veiy oblique ; the 

 maxillary extends to below the anterior margin of the eye. Teeth 

 distinct ru the jaws and on the vomer. The sHvery streak occupies 

 the fifth series of scales and the adjoining halves of the fourth and 

 sixth. 



Mediterranean and the adjoining parts of the Atlantic. (Accord- 

 ing to Couch, occasionally on the coast of Cornwall.) 



a-/, g-i. Adult. Lisbon. 



Tc, I. Adult : not good state. Madeira. Presented by the Rev. R. 



T. Lowe. 

 m-o. Large specimens. Cadiz. From the Haslar Collection. 

 p. Fine specimen. Mogadore. Presented by the Rev. R. T. Lowe. 

 q, r. Adult : not good state. 

 s. Adult female : skeleton. Lisbon. Presented by the Rev. R. T. 



Lowe. 

 t. Ovarium of specimen s. It is single, and contains eggs in different 



states of development. 



The abdominal and caudal portions of the vertebral column are of 

 nearly equal length ; the lower apophyses of the anterior caudal 

 vertebrae are eui-ved, bent outwards, forming a wide canal for the 

 hind part of the air-bladder. 



6. Atherina martinica. 

 Cm: 6f Val. x. p. 459. 



The spinous dorsal fin is opposite to the commencement of the 

 anal. Scales with the margin crenulated. Otherwise similar to 

 A. hepsetus. (FaZ.) 



Martinique. 



7. Atherina breviceps. 



Cur. Sj- Val. x. p. 445 ; Bhek. Cajye of Good Hope, p. 20. 



D. 7 I -^. A. ^. L. lat. 45. L. transv. 9. 



The height of the body is contained seven times in the total length, 

 the length of the head six times and a half ; the diameter of the eye 

 is two-sevenths of the Irngth of the head, and equal to the extent of 



