107. COTTIDyE URANIDEA. 
699 
ocular spine acute, extremelj* short, directed obliquely upwards; isth- 
mus rather narrow; first dorsal low, slightly connected with second; 
])ectorals shorter thau head, reaching second dorsal. Head 3^ in 
length; depth 4^. D. A^I-18; A. 14; V. I, 3. Pennsylvauia and 
Marylaud. 
{Coitus viscosus Haldeinau, Suppl. Mouogr. Limuea 184-2, 3: Cotius visoosus Girard, 
1. c. 51.) 
dd. Anal rays 11 or 12. 
1066. U. g^racilis (Heckel) Putn. 
Olivaceous, mottled, upper edge of spinous dorsal red in life. Body 
rather sleuder, fusiform; preocular spiue moderate, concealed. Mouth 
rather large, the maxillary reaching nearly to the pupil ; pectorals 
reaching front of anal; ventrals about to vent. Head 34; depth 5. 
D. VIII-16; A. 12. Streams of New England and New York; not 
rare. 
(Coitus gracilis Heckel, Aim. Wien Mus. ii, 148, 1837: Coitus gracilis Girard, 1. c. 49: 
Coitus gohio Ayres, Best. Jonrn. Nat. Hist, v, 121, 1845: Urauidea quiescens De K. New 
York Fauna, Fisk. 1842, 61.) 
1067. U. g-obioides (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 34; depth 4f. D. Y^II-17; A. 12. L. 4 inches. 
Tributaries of Lake Champlain. {Girard.) Probably a variety of U. 
gracilis. 
(Coitus gohioidcs 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 obliciuely up- 
wards; isthmus narrow. Fins larger than iji any other species; pec- 
torals reaching fourth ray of anal. Head 34; depth 54. D. VllI-lT; 
A. 11. L. 3| inches. Connecticut Valley in YYrmont. (Girard.) 
(Coitus boleoides Girard, Proc. Amer. Assoc. Adv. Sci. 1850, 411, and 1. c. 56: Coitus bo- 
Icoides Giinther, ii, 159.) 
1069. U. fraiiklini (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; preopercular spine stout, short, jiretty strongly hooked up- 
wards and inwards; first dorsal rather high, not much lower than sec- 
