MvnjEsiDM. 333 



no 



S. major.* Yarr. ii, 325. fasciatus. Gray, Ind. Zool. 



typhle. Yarr. ii. 332. ii. pi. 89. f. 2. 



Acus Will. General characters of the last^ but the 

 pectoral, ventral, anal, and caudal fins, as well as the 

 sub-caudal pouch, are wanting. 



A. equoreus. Yarr. ii. 335. lumbriciformis. lb. 340. 



ophidion lb. 338. 



Solegnathus Sw. Resembling the two last in general 

 shape, but there is no caudal fin ; tail shorter than 

 the body ; the pectorals rather large ; anal fins small. 

 S. Hardwickii. Gray, Ind. Zool. i. pi. 89. f. 3. 



Order V. APODES. Eels, Lampreys, S^c. 



Body eel-shaped, or anguilliform f ; ventral fins none ; 

 branchial orifice of one or more spiracles ; operculum^ 

 when present, concealed and covered by the common 

 skin. 



Family 1. MURiENID^. Eels. 



Body serpentiform ; scales very small, enveloped in a 

 mucous epidermis ; ventral fins and coeca wanting ; 

 branchial spiracles two, lateral, placed one on each side. 



Anguilla Antiq. Dorsal, anal, and caudal fins united 

 into one ; pectoral fins oval ; the branchial opening 

 transverse behind. 



Anyuilla Linn. Spiracles placed just beneath the base 

 of the pectoral; dorsal fin commencing behind the 

 pectorals ; lower jaw often longest ; nostrils tubular. 

 Muraena anguilla Linn. M. conger. Bloch, pi. 1 55. 



* This is the S. Acus of most writers ; but, as I have thought it advisable 

 to follow Willughby in applying this name to the next sub-genus, ii 

 seems desirable, to prevent confusion, not to use it also in a specific sense 

 in this. 



f Except the family oi Cyclopteridcs, which unites this order to that of 

 Plectognathes. 



