107. COTTID^ URANIDEA. 699 



ocular spine acute, extremely short, directed obliquely upwards; isth- 

 mus rather narrow; first dorsal low, slightly connected with second; 

 pectorals shorter than head, reaching second dorsal. Head 3% in 

 length; depth 4f. D. VI-18; A. 14; V. I, 3. Pennsylvania and 

 Maryland. 



(Coitus viscoSus Haldemau, Suppl. Mouogr. Liruuea 1842, 3: Cottus viscosus Girard, 

 1. c. 51.) 



dd. Anal rays 11 or 12. 



1066. U. gi-acilis (Heckel) Putn. 



Olivaceous, mottled, upper edge of spinous dorsal red in life. Body 

 rather slender, fusiform; preocular spine moderate, concealed. Mouth 

 rather large, the maxillary reaching nearly to the pupil ; pectorals 

 reaching front of anal; ventrals about to vent. Head 3; depth 5. 

 D. VIII-1G; A. 12. Streams of New England and New York; not 

 rare. 



(Cottus yracilis Heckel, Ann. Wien Mus. ii, 148, 1837: Coitus gracilis Girard, 1. c. 49: 

 Coitus golrio Ayres, Bost. Journ. Nat. Hist, v, 121, 1845: Uranidca quicscens De K. New 

 York Fauna, Fish. 1842, 61.) 



1067. U. goMoides (Girard) Jor. 



Similar to the preceding, but larger and more robust, the mouth 

 larger, reaching to beyond the line of the pupil, and the pectorals 

 short, not quite reaching anal; preopercular spine stout, curved sud- 

 denly upwards. Head 3; depth 4f. D. VII-17; A. 12. L. 4 inches. 

 Tributaries of Lake Champlaiu. (Girard.) Probably a variety of U. 

 gracilis. 



(Cottus gobioidcs Girard, Proc. Amer. Assoc. Adv. Sci. 1850, 41, and 1. c. 55.) 



1068. U. boleoides (Girard) Jor. 



Slender, sub-fusiform. Mouth rather large, the maxillary extending 

 to opposite the pupil ; preopercular spine acute, directed obliquely up- 

 wards; isthmus narrow. Fins larger than in any other species; pec- 

 torals reaching fourth ray of anal. Head3; depth 5^. D. VI1I-17; 

 A. 11. L. 3| inches. Connecticut Valley in Vermont. (Girard.) 



(Coitus boleoides Girard, Proc. Amer. Assoc. Adv. Sci. 1850, 411, and 1. c. 56: Cottus bo- 

 leoides Gunther, ii, 159.) 



1069. U. franklini (Agass.) Jor. 



Olivaceous, mottled; both dorsals and anal with a broad dark bar 

 on the distal half; pectorals and caudal broadly blotched with dusky. 

 Jaws equal; preqpercular spine stout, short, pretty strongly hooked up- 

 wards and inwards; first dorsal rather high, not much lower than sec- 



