GILBERT AND ST ARKS — FISHES OF PANAMA RAY 35 



Family MUR.ENE80CID/E. 



57. Mursenesox coniceps Jordan <t Gilbert. 



Safiro. 



The most abiiiulant eel at Panama, where it appears in the market nearly 

 every day. The relations of the species to its Atlantic representative M.mvanna are 

 much in need of elucidation. 



58. Neoconger vermiformis Gilhert. 



"Albatross," Station 2799, Panama Bay, 29^ fathoms (Gilbert, 189(J b, i). 450). 



Family MYRID^. 



59. Myrophis vafer Jordan d- Gilbert. 



Numerous in rock-pools, from which several specimens were obtained, larger 

 than any before recorded. The teeth are in a moderate band in upper jaw, narrowing 

 backward, and widening rapidly in front, where it becomes confluent with the patch 

 at anterior end of vomerine series. Behind this, the vomerine teeth are in a single 

 series, which is continued backward to behind angle of mouth. Mandibular teeth in 

 a single series laterally, widening into a band at symphysis. In M. pundMus all the 

 bands of teeth are wider, and those of vomer and mandible are in more than one series. 



Tabic of McasiirciiicHls in Millimeters. 



Family OPPIICHTHYID.E. 



60. Myrichthys tigrinus Girard. 



Opliisitnis xyslKriis ]oKV>.\ti & Gilbert, 1881 r, p. 346. 



Numerous specimens were obtained from tide-pools on the reef. They answer 

 Girard's description of the type, and also the type description of 0. xysturus. The 

 number of rows of teeth on sides of mandible varies from two to four, younger speci- 



* Tail in this specimen evidently injured-, though surrounded by the fin. 



