350 Bulletin 47 ', United States National Museum. 



d. Tail less than twice length of rest of body ; eye small, 8% in head ; mandible 

 strong. PRORIGERA, 584. 



dd. Tail much more than twice length of rest of body ; eye large, 7 in head. 



NITENS, 585. 



aa. Snout long, but not projecting ; the lower jaw much longer than upper ; tail twice length 

 of rest of body ; eye 6 in head. FLAVA, 586. 



582. CONGERMURJCNA BALEARIC A (De la Roche). 



Upper jaw but little projecting; lips thin ; head about 6 in total length ; 

 the tail a little longer than the head and trunk ; eye about equal to snout, 

 5 in head. Color brownish or yellowish; silvery on sides and below ; ver- 

 tical fins with a narrow black edge. Tropical parts of the Atlantic and 

 eastern Pacific. Known from the Mediterranean, Cuba, Brazil, St. Helena, 

 Cape San Lucas and the Galapagos. Possibly more than one species 

 should be recognized, in which case the American form would stand as C. 

 opistJiophthalmus. (Eu.) (Name from the Balearic Islands, off the coast 

 of Spain.) 



Mursena balearica, DE LA ROCHE, Ann. Mus., xm, 1809, 327, fig. 3, Balearic Islands. 



Echelus ciuciara, RAFINESQUE, Caratteri, 65, 1810, Sicily. 



Murxna cassini, Risso, Ich.' Nice, 91, 1810, Nice. 



Conger opisthophihalmus, RANZANI, De Nov. Spec. Pise. Disser., Prima. 16, pi. v, fig. 1, 1838, 



Bahia. 



Ophisoma acuta, SWAINSON, Fish., Rept., Amph., u, 396, 1839, Sicily. 

 Conger microstomus, CASTELNAU, Anim. Nouv. Rares, Amerique du Sud, 83, pi. 42, fig. 4, 1855, 



Rio Janeiro. 



Conger analis,* POEY, Memorias, n, 318, 1860, Havana. 

 Conger impressus, POEY, Memorias, n, 318, 1860, Cuba. 



Congromurxna mdlissii, GUNTHER, Cat., vm, 42, 1870, St. Helena. (Coll. J. H. Melliss.) 

 Conger-Mursena balearica, KATJP, Apodes, 110, 1856. 

 Congromunma balearica, GUNTHER, Cat., vm, 41, 1870. 

 Ophisoma analis, POEY, Repertorio, II, 248, pi. 3, fig. 3, 1866. 

 Ophisoma balearicum, JORDAN & DAVIS, I. c., 661. 



583. CONGERMURJENA MACRURA (Gilbert). 



Vent anterior in position, the tail much longer than the body. Snout 

 comparatively short and heavy, blunt, and broadly rounded, projecting 

 but little beyond tip of mandible; tail twice length of body; lips full; 

 teeth in mandible in a broad band, those of outer series the largest; max- 

 illary and vomerine teeth also in broad bands ; vomerine patch divided by 

 a groove into which fits the tip of the mandible ; no teeth on shaft of 

 vomer ; posterior nostril an elliptical slit, on level of upper margin of 

 pupil ; anterior nostril a round pore near tip of snout ; five large mucous 

 pores on each side of jaws; gape extending slightly beyond pupil, 2f in 

 head; eye moderate,! in snout, 6 in head; head 1 in trunk, 4 in tail; 

 pectorals length of head ; origin of dorsal slightly behind base of pec- 

 torals. Color dusky above; under side of head and abdomen light, the 

 two areas separated by a well-defined line ; fins dusky, becoming black 

 towards tip of tail, with whitish border ; inside of mouth, gill cavity, and 

 peritoneum silvery. (Gilbert.) Gulf of California; one specimen known, 

 9| inches long. (/uaKpo?, long: ovpd, tail.) 



* According to Poey the vent is exactly in the middle of the body in Congermursena analis, and 

 an eye's diameter nearer the head in Congermursena impressa. 



