..The fishes of Illinois . ;.--- uph. Fig. 56 Fig. 57 Roof (56) and floor (57) of mouth of Ambloplites rupestris to show dentitionof a typical sunfish; dn, dentary; ecp, ectopterygpid; enp, entopterygoidhy, hyoid; Iph, lower pharyngeal; pi, palatine; pmx, premaxillary; tntongue; uph, upper pharyngeal; vo, vomer. *See Fig. 56 and 57 for illustration of full dentition of a sunfish. POMOXIS—CRAPPIES 237 Genus POMOXIS Rafinesque (CRAPPIES) Body moderately elongate, deep and strongly compressed; opercleemarginate behind; preopercle and preorbital finely serrated; mouthlarge; maxillary with a large
..The fishes of Illinois . ;.--- uph. Fig. 56 Fig. 57 Roof (56) and floor (57) of mouth of Ambloplites rupestris to show dentitionof a typical sunfish; dn, dentary; ecp, ectopterygpid; enp, entopterygoidhy, hyoid; Iph, lower pharyngeal; pi, palatine; pmx, premaxillary; tntongue; uph, upper pharyngeal; vo, vomer. *See Fig. 56 and 57 for illustration of full dentition of a sunfish. POMOXIS—CRAPPIES 237 Genus POMOXIS Rafinesque (CRAPPIES) Body moderately elongate, deep and strongly compressed; opercleemarginate behind; preopercle and preorbital finely serrated; mouthlarge; maxillary with a large supplemental bone; teeth on vomer, pala-tines, entopterygoids, and tongue; lower pharyngeals narrow, with sharpteeth; gill-rakers long and slender, numerous; dorsal spines 6 to 8; analspines 6; caudal emarginate; scales feebly ctenoid. Eastern United States and Canada; two species, which are verysimilar in habit, ecological relationship, and food, scarcely avoidingcompetition, on the whole, in any way clearly discernible in our dat
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Keywords: ., bookcentury1900, bookdecade1900, bookidcu31924, booksubjectfishes
