14. ETRTrarETTS. 467 



a. Adiilt, 6| inches long. Java. From Dr. Bleekcr's Collection. — 



Tyiw of D. Jtassehii. 



b. Adult, 6 inches long. Java. From Dr. Bleekcr's Collection. 



— Type of D. dopsoides. 



c. Half-grown. Amboyua. rurchascd of Mr. Frank. 



d. Adult. Amoy. Purchased of Mr. Stevens. 



e. Adult. From the Collection of tlie Zoological Society. 



U. ETRUMEUS. 

 Etrumeus, Bled: T'crJi. Bat. Gen. xxv. Japan, p. 48. 



Body elongate, subcylindrical ; abdomen not compressed or sei*- 

 rated. Scales of moderate size, very deciduous ; lateral line none. 

 Snout pointed ; jaws and mouth formed as in CJvpea, but with the 

 supplementary bones of the maxillary very narrow. .Taws with 

 small but fixed, non-deciduous teeth ; patches of villiform teeth on 

 the vomer, the palatine and pterygoid bones, and on the tongue. 

 Dorsal Jj a (utireh/ in advance of the ventmh ; anal fin short. GUI- 

 membranes entirely separate, with numerous fine branchiostegals ; 

 pseudobranchiai well developed. Pyloric appendages numerous. 



Japan ; Nortli Atlantic. 



1. Eti'umeus micropus. 



Clupea micropus, Sclthy. Faun. Japan. Boiss. p. 236, pi. 10". fig. 2. 

 Etrumeus micropus, Blcelc. Vcrh. Bat. Gen. xxv. Japan, p. 48. 



B. 15. D. 19. A. 9. 



The height of the body is neai-ly one-sixth of the total length 

 (->vithout caudal), the length of the head one-fourth. Snout pointed, 

 as long as the large eye. the diameter of which is two-sevenths of the 

 length of the head. Lower jaw scarcely projecting beyond the ujipcr; 

 the maxillary is narrow, and extends to the vertical from the front 

 margin of the eye. Origin of the dorsal fiu much nearer to the end 

 of the snout than to the root of the caudal. Back dai-k- coloured, 

 sides and beUy sUvery. 



Japan. 

 a. Six inches long. From Dr. Blocker's Collection. 



2. Etnuneus teres. 



Alosa teres, Dekay, Niic York Faun. Fi-^h. p. 202, pi. 40. fig. 128; 



Baird, Xinfh Hop. -Smithson. In-^/if.lSo'j,-^. C,-i9. 

 Uussumiei-ia teres, Brevoost, Xarr. Exped. Japan, ii. p. 270 ; GiU, 



Froc. Acad. Xaf. Sc. Phdad. 18(X). p. 21. 

 Harengula teres, Girard, Proc. Acad. Nat. Sc. PhUad. 1859, p. 158. 



Beside the generic characters scarcely anything is known of this 

 fish. It is stated to be Antliout vomerine teeth ; if this be really 

 the case, this character in the generic cHaguosis ought to be modified. 



Atlantic coasts of the United States. 



'2n2 



