376 PROCEEDINGS OF THE NATIONAL MUSEUM. vol.40. 



Plate 45. 



Fig. 1. Left side of lower pharyngeal of Lcpomis hews, Cat. No. 65192, U.S.N.M., 

 Lost Lake, Indiana. X 6 diameters. Fish 22.2 cm. long. 

 2. Dorsal aspect of left lower pharyngeal of same. X 6 diameters. 



Plate 46. 



Fig. 1. Left side of left lower pharyngeal of Lepomis gibbosus from Washington, Dis- 

 trict of Columbia. X6 diameters. Fish about 15 cm. long. 



2. Dorsal aspect of left lower pharyngeal of same. X6 diameters. 



3. Right maxillary of same, no supplemental bone. X6 diameters. 



4. Upper pharyngeal of Lepomis hews, Cat. No. 65185, L T .S.N.M., from Lake 



Maxinkuckee, Indiana. X6 diameters. 



5. Upper pharyngeal of Lepomis holbwokii, Cat. No. 66310, U.S.N.M., from 



South Carolina (?). X6 diameters. 



Plate 47. 



Fig. 1. Left side of left lower pharyngeal of Lepomis hews, from type of Pomotis hews 

 Girard, Cat. No. 438, U.S.N.M., Texas. X6 diameters. Fish 18.5 cm. 

 long. 



2. Dorsal aspect of left lower pharyngeal of same. X6 diameters. 



3. Left side of left lower pharyngeal of type of Lepomis euryorus McKay, Cat. 



No. 4109, U.S.N.M., Lake Huron. X6 diameters. Fish 17.5 cm. long. 



4. Dorsal aspect of left lower pharyngeal of same. X6 diameters. 



Plate 48. 



Fig. 1. Left side of left lower pharyngeal of Lepomis albulus, from type of Bryttus 

 albulus Girard, Cat. No. 421, U.S.N.M., Texas. X6 diameters. Fish 

 15.5 cm. long. 



2. Dorsal aspect of left lower pharyngeal of same. X6 diameters. 



3. Left side of left lower pharyngeal of Lepomis auritus, Cat. No. 44139, U.S.N.M., 



Laurel, Maryland. X6 diameters. Fish 15.5 cm. long. 



4. Dorsal aspect of left lower pharyngeal of same. X6 diameters. 



Plate 49. 



Fig. 1. Leftside of left lower pharyngeal of Lepomis pallidus, Cat. No. 66312, U.S.N.M., 

 South Carolina (?). X6 diameters. Fish 21.6 cm. long. 



2. Dorsal aspect of left lower pharyngeal of same. X6 diameters. 



3. Right maxillary of same, no supplemental bone. X6 diameters. 



4. Leftside of lower pharyngeal of Lepomis pallidus, Cat. No. 64234, U.S.N.M., 



Sod us Bay, Wayne County, New York. X6 diameters. 



5. Dorsal aspect of left lower pharyngeal of same. X 6 diameters. 



Plate 50. 



Fig. 1. Left side of left lower pharyngeal of Lepomis megalotis from Tippecanoe River, 

 Marshland, Indiana. X6 diameters. Fish 11.9 cm. long. 



2. Dorsal aspect of left lower pharyngeal of same. X6 diameters. 



3. Right maxillary of same, showing supplemental bone. X6 diameters. 



4. Left side of left lower jmaryngeal of Lepomis cyanellus, Cat. No. 64372, U.S.N. M., 



Washington, District of Columbia. Fish 14.1 cm. long. 



5. Dorsal aspect of left lower pharyngeal of same. X6 diameters. 



6. Right maxillary of same, supplemental bone present. X6 diameters. 



