70 TELEOSTEI: ISOSPONDYLI. — XIH. 



4^; depth 3. D. 12. A. 28. Scales 5-5G-7. L. 15. Creat 

 J^akcs ami Mississijjju ^'alley, abundant ; one of our most beautiful 

 fresh-water fishes. (Lat., polished.) 

 bb. Bi'Ilv iiowliire ciirinuti'. 



1G2. H. seleuops Jordan & lioan. Body elonpjate, less com- 

 pressed; eye vt-ry lar<^e, 2^ in head. Head 4 J^ ; depth 4. D, 12 

 A. 27. Cumberland 11. to Ala. {a-eXfjinj, moon ; &>>//•, eye.) 



Family XXVI II. ALBULID^. (The Lady-fishes.) 



Body clonj^ate, little compressed, covered with small, silvery 

 scales; head naked; snout conic, ])ig-like, overlianj^in;^ the small, 

 inferior mouth; maxillary short, with su])plemenUil bone; jtreorbi- 

 tal very broad ; sides of upper jaw formed by maxillaries; eye 

 larj^e, with an adipose eyelid; gill rakers tubercle-like; j)reo{)ercle 

 with membranous edj^e; villiform teeth on jaws, vomer, and pala- 

 tines; coarse blunt teeth on tonj^ue and roof of mouth; lateral line 

 present ; belly flattish, not carinate ; D. moderate, inserted before 

 v.; A. very small; no adipose fin; C. forked. One species, in 

 most warm seas. 



68. ALBULA (Gronow) Bloch & Schneider. (Lat, white.) 



108. A. vulpes (L.). Lady-fish. Boxe-fisu. Macabi. 

 A band of elonj^ate scales along middle of back; brilliantly silvery. 

 Head .1 J; depth 4. D. 15. A. 8. Scales 9-71-7. L. 30. Warm 

 seas, N. to Cape Cod. (Lat., fox.) 



Family XXIX. ELOPID^. (The Tarpums.) 



Body elongate, more or less compressed, covered with silvery, 

 cycloicl seales; mouth large, terminal, the lower jaw j)rominent ; 

 maxillary long, of three pieces, forming side of upper jaw; an elon- 

 gate l)ony j)late between branches of lower jaw (as in Ainla) ; bones 

 of mouth almost all with villiform teeth ; eye large, with an adipose 

 eyelid ; gill rakers long and .slender; belly not compressed, covered 

 with ordinary scales ; D. over or behind V.; C. forked; no adipose 

 fin. Genera 2, species 4 or 5, in warm seas. 

 a. Body elongate, with small scales; A. .smaller than D. ; ])seudobranchijB 



present. {Illopiim.) Euips, 69. 



aa. Body ohlon^;, compressed, with very larpe pcales; no pseudobraiuhiii'; 

 last ray of I), much produced. (Sfegulopina.). , . MKtiAUirs, 70. 



69. ELOPS Linnaeus. (eXo\/r, name of some .«ea-fish.) 



ir,.j. E. Baurus L. Tenpo^ndku. Silvery, darker above; gular 



plate about three times as long as broad ; eye large ; tail very long; 



C. deeply forked, lle.ad A\\ depth 5^. I). 20. A. 13. Scales 



12-120-13. L. 3G. Warm seas, N. to Caj)e Cod; remarkable for 



