SCIENTIFIC SURVEY. 99 



Sub-class Teleostei. Blennioid^. 



caudal. It contains from seventy-five to seventy-eight sharp spi- 

 nous rays Avhich are enveloped and nearly or quite concealed in a 

 thick membrane. 



Pectorals are situated just below the posterior angle of the oper- 

 culum, are rounded and weak. Ventrals are wanting, and their 

 place is supplied by two small spines in front of the pectorals. ♦ 



The anal is nearly equal throughout its length, and extends 

 nearer to the caudal than the dorsal, but is not connected with it. 

 Its first two rays are spinous, the others are soft and flexible. 

 Caudal when spread has a rounded margin. 



Ray formula — 



D. 75 to 18 ; P. 11 or 12 ; V. 1 ; A. 36 to 40 ; C. 16 to 18. 



Prof. Gill has removed this species into the genus Muraenoides, 

 {Muraenoides mucronatus, Gill.) 



Synonymes. — Ophidium mucronatum, spinous ophidium, Mitchill. 

 Gunnellus mucronatus, Cuv. et Val., DeKay, Storer. 

 Blennius (Centronotus) gunnellus, Lin., Rich. 

 Murcenoides guttata, spotted gunnell, Lacepede, Storer. 



Genus Pholis, Fleming. 



Gen. Ch.ir. Body elongated, dorsal fin extending along the back, and composed 

 of simple flexible rays. Skin smooth and without scales. Branchial rays six. 

 Ventral fins placed forward of the pectoral and under the throat, and composed 

 apparently of two rows. No cirrhi on the orbits nor any fleshy crests as there are 

 in the Blennius genus. 



Pholis subbi/urcatus, Slorer. 

 The Radiated Shanny. 



This is a very rare species. I have never met with it, and there- 

 fore insert it here on the authority of others. It was first brought 

 to notice by Dr. Storer and I copy his specific description of it 

 entire, in addition to DeKay's. 



Characteristics. Dorsal fin extending to the tail. Filaments on 

 the nostrils. Three dark bands passing from the eyes. Lateral line 

 sub-bifurcated. Length b\ inches. DeKay. 



Specific Description. General color of the body, reddish brown, 

 several lighter colored circular patches along its upper parts, at 

 the base of the dorsal fin ; the spaces between the rings darker 

 than the rest of the body presenting the appearance of bars 

 There is beneath the eye a broad black band, wider at its base 



