4G4 CONTRIBUTIONS TO NORTH AMERICAN ICHTHYOLOGY IV. 
finely serrate ; 5 or G rows of scales on cheek. Fins high ; ventral spine 
reaching beyond the vent. Mandible about half the length of the head. 
Color green, with series of dark-brown spots on sides, below lateral line, 
forming interrupted longitudinal lines; belly yellowish; a dusky oper- 
(*ular si)ot; fins with reddish or brownish markings; the dark colors 
on vertical fins forming reticulations around paler spots; conspicuous 
ocellated black spot usually present on last rays of dorsal fin, especially 
distinct in the young, disappearing with age. Head 3J; depth 2. D. 
XI or XII, 12; A. YII or VIII, 15; scales 5-44-14. L. G inches. 
Xorth Carolina to South Illinois and southward; abundant in lowland 
streams. 
{Labriis macroplerus Lac6petle, Hist. Nat. Poiss. iii, 447, 1802; Jordan, Bull. U. S. 
Nat. Mus. X, JO: Lahrus irideus Lac^pede, Hist. Nat. Poiss. iv, 716, 1802: Centrarclms 
irideus Holbr. Iclitli. S. C. 18G0, 18: Centrarclms irideus Giintlier, i, 2.'}7 : Centrarclms 
irideus Jordan, Bull. U. S. Nat. Mus. x, 30.) 
243t — POMOXVS Rafiuesque. 
C rapines. 
(Pomoxis Rafiuesque, Jouru. Acad. Nat. Sci. Phila. i, 417, 1818: type Pomoxis annularis 
Rut'.) 
Body more or less elongate, strongly compressed, the snout projecting. 
Mouth large, oblique ; maxillary broad, with a well-developed supple- 
mental bone. Teeth on vomer and palatines ; few or none on tongue. 
Lower pharyngeals narrow, with sharp teeth. Gill-rakers long and 
slender, numerous. Opercle emarginate; preopercle slightly dentate. 
Scales large, moderately ctenoid. Fins large, the anal larger than the 
dorsal, of G siiines and about 17 rays ; dorsal with G-8 graduated spines, 
the spinous dorsal shorter than the soft part; caudal fin emarginate. 
Brauchiostegals 7. (rw/aa, opercle ; uTn?, sharp; the opercle ending in 
two flat points instead of an “ ear-flap.”) 
a. Dorsal spiues 6. (Pomoxys.) 
734. P. aiiiiuSna'i^ Raf. — Crappie ; Bachelor; Xew Light ; CamphelVite. 
Body elongate. Head long, the profile more or less strongly S-shaped, 
owing to the projecting snout, depressed occipital region, and very 
prominent thickened ante-dorsal area. Mouth very wide, the maxillary 
reaching past the pupil. Scales on cheeks in 4-5 rows. Eye large, 4 
ill head. Color silvery olive, mottled with dark green, the dark marks 
chiefly on fhe iqijier part of the body and having a tendency to form 
narrow vertical bans; dorsal and caudal fins marked with green; anal 
fin pale, nearly plain. Fins very high, but lower than in P. sparoides. 
Head 3 ; depth 2J. D. VI, 15 ; A. VI, 18 ; Lat. 1. 3G-48. L. 12 inches. 
