FISHES 



97 



Z. notatus (Ralinesque). Top minnow. Length 75 mm.; head 4; 

 depth 4.5; color brownish olive, with a broad dark band running from 

 the tip of the snout to the tail; back dotted; rays of dorsal lin 9; anal 1 1 ; 

 scales 34-11: Michigan to Alabama and Texas; common. 



5. Lucania Girard. Body elliptical, compressed; lower jaw pro- 

 jecting and prominent, the mouth being short and oblique; each jaw 

 with a single series of teeth; scales very large; dorsal fin above or in 

 advance of the anal: 4 species of very small fishes in the coastwise 

 swamps of the southern States. 



Fig. 46. — -Zygonecles dispar: a, male; b, female {from Fishes of Illinois). 



L. ommata (Jordan). Length 20 mm.; head t^.^; depth 5; straw- 

 color, the male with 5 or 6 dark bars, the female with a jet-black spot 

 just in front of the anal fin and a larger spot at the upper part of the 

 base of the tail; rays of the dorsal fin 6 or 7; anal 9 or 10; scales 26 to 

 28-9; body slender; eyes large: swamps of Florida; scarce; one of the 

 smallest known fishes. 



L. goodei Jord. Length 40 mm.; head 4; depth 4.25; color olivace- 

 ous, with a distinct black band running from the snout to the tail 

 where it ends in a round spot; rays of dorsal and anal fins 9; scales 

 29 to 32-7: Everglades region; common. 



L. parva (Baird & Girard). Rain-water fish. Length 45 mm.; head 

 3.25; depth 3.25; color olive; fins in male orange tipped with black; 

 dorsal fin with a large black spot at its base and with 10 to 12 rays; 



