107. COTTIDiE — URANIDEA. 699 



ocular spine acute, extremely sbort, directed obliquely upwards; istli- 



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



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



length; depth 4^. D. YI-18; A. 14; Y. I, 3. Pennsylvania and 



Maryland. 



(Cottus viscosus Haldeinan, Suppl. Mouogr. Limuea 1842, 3: Cottus viscosus Girarcl, 

 1. c. 51.) 



dd. Anal rays 11 or 12. 



1066. V. gracilis (Heckel) Piitu. 



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 A^eut. Head 3^; depth 5. 



D. VIII-16; A. 12. Streams of New England and New York; not 



rare. 



(Cottus ffraciUs Heckel, Ann. Wieu Mus. ii, 148, 1837: Cottus gracilis Girard, 1. c. 49: 

 Coitus (johio Ayres, Bost. Jouru. Nat. Hist, v, 121, 1845: Uranidea quicacens De K. New 

 York Fauua, Fish. 1842, Gl.) 



1067. U. gobioides (Girard) Jor. 



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

 larger, reacliing 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 43. D. YII-IT; A. 12. L. 4 inches. 

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

 gracilis. 



(Cottus fjohioides Girard, Proc. Amer. Assoc. Ad\'. Sci. 1850, 41, and 1. c. 55.) 



106S. U. boEeoidcs (Girard) Jor. 



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

 to opposite the ]»upil; preopercular spine acute, directed oblicpiely up- 

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

 torals reaching fourth ray of anal. Head3J; depth 5^. D. YIlI-17; 

 A. 11. L. 3^ inches. Connecticut Yalley in Yermont. {Girard.) 



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

 Icoides Glintlier, ii, 159.) 



1009. U. frankliiii (Agass.) Jor. 



Olivaceous, mottMl; both dorsals and anal with a l»road dark bar 

 on the distal half; i)ectorals and caudal broadly blotched with dusky. 

 Jaws efpuil; ])reopercular spine stout, short, ])retty strongly hooked up- 

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



