252 THE CANADIAN NATURALIST. [Aug. 



AGONID^E (S\v.) 

 Anoplagonin^e Gill. 

 Spinous dorsal fin obsolete. 



Genus Aspidoplwroides Lac. 

 Teeth on jaws only. 

 Aspldophoroides monoptirygius Storer, 1S39. 



Aspidophorus monopterygius, Storer, Mem. Am. Ac. v, 80, pi. 8, 

 fig. 1 (extremely bad). 



TRIGLID^E (Bon.) Blkr. 

 DACTYLOPTERINyE Gill. 



Pectoral fins in adult excessively large, divided into an upper 

 small and a lower larger part, and with no inferior thickened free 

 rays. 



Genus Dactylopterus Lac. 

 Dactylopterus volitans Lac. 



Dactylopterus volitans, Storer, Mem. Am. Ac. v, pi. vi, fig. 5, 6. 



XIPHIDIONTID^f Gill. 

 Body compressed and ribbon-shaped. Dorsal fin nearly uniform, 

 entirely composed of robust spines. 



Genus Murcenoides Lac. 



Branchiostegal membrane free below. Anal fin with two simple 

 spines. 



Murcenoides ingens Gill.* 



Gunnellus ingens, Storer, Boston Journ. Nat. Hist. vii. 

 Murcenoides mucronatus Gill. 



Gunnellus mucronatus, Storer, Mem. Am. Ac. v, 260, pi. xvii, fig. 2. 



ANARRHICADID^E Gill. 

 Genus Anarrhicas Linn. 

 Body robust. Caudal convex free from the dorsal and anal. 

 Anarrhicas vomerinus Ag.* Wolf-fish ; Sea-wolf. (Perley.) 

 Anarrhicas vomerinus, Storer, Mem. Am. Ac. v, 265, pi. 18, fig. 1. 



f The much elongated, ribbon-shaped body, form of head, structure of 

 dorsal and pectoral fins, &c, appear to indicate that the centronotoid 

 blennioids represent a true family. 



