492 REPORT OF COMMISSIONER OF FISH AND FISHERIES. 



k. Preorbital n;iiio\s', iio( so broad as eye; tlio scooud anal spine 

 shorter tlian tlie third; a hirj^o bhickisli rounded Idotcli, 

 nearly as large as eye, behind the suprascapnla at the 

 origin of the lateral line. IJody rather elongate, the 

 month small, the, maxillarj- not qnite reaching front of 

 eye. Head, 4 in length ; depth, 3A; eye, 3J; snout, 3; pec- 

 toral, 1^; fourth dorsal spint;, 2 inhead; second anal si)ino, 

 nearly 4; D. xii, 1."); A. m, 8; scales, 6-52-10. Silvery, 

 darker above, with dark streaks along the rows of scales; 

 scapular blotch conspicuous Nitidus, 72. 



kk. Preorbital broad, not narrower than eye; anal spines stontish, 

 the second little if any shorter than third; no dark blotch 

 on scapular region. 



I. Maxillary reaching front of eye, 3\ in head; sides of back 



with distinct dark streaks along the rows of scales; head. 

 Si to 3;| in length; depth, 3^ to 4; eye, 4^ in head; snout, 

 2f to 3i ; pectoral, IJ ; fourth dorsal spine, 2 to 2i in head; 

 second anal 8i)ine, 3; upper lobe of caudal longer. D, 

 XII, 15; A. Ill, 7; scales, 5-50-11. Color olivaceous, sil- 

 very below; the dark streaks conspicuous along the rows 

 of scales CouviN/EFORAii*«, 73. 



II, Maxillary not reaching front of eye; sides with indistinct 



dark streaks or none; body rather elongate; coloration 

 nearly plain; anal spines not graduafed, the second 

 stontish and scarcely shorter than tiiird; preorbital very 

 deep, wider than eye; pectorals short, nuich shorter than 

 head; color silvery, young with traces of dai-k crossbands 

 and dark lengthwise streaks; maxillary not reaching eye; 

 dorsal deeply notched. Head, 3 in length; depth, 3; D. 

 XII, 15 or 16; A. in, 8; scales, 6-52-12; preorbital, 3* to 

 4 in head; fourth dorsal spine, IJ; maxillary, 3k to 3'f, in 

 head; snout, 2| to 2g in head. 



m. Body moderately elongate, the depth 3 in length ; ante- 

 rior profile somewhat convex; preorbital, 3 J in head, a 

 little more than eye; anal spines moderate, the second 

 2 J to 3 in head Leucisci's, 74. 



mm. Body more slender, the depth 3|'„ in length; auteri(U' 

 profile straight; ]>reorl)ital 4 in head, a little less than 

 eye; anal spines smalhu', the second 3.? to 4 in head. 



Klonuati'H, 75, 



64. POMADASIS HUMILIS. 



Priatipoma humile Kner& Steindachner, Sitzgber. Akad. Wiss. (Mlinch. ), 1S63, 222 (Rio 

 Bayano, near Panama). 



Habitat: Pacific coast of Ooiitial Aiiu'iica, olleii or always in fresh 

 waters. 



Etymology: jrumHis, linmble. 



This s|)ccies is known from a few specimens, all taken from the Rio 

 liayano, near Panama. The two cxannned by ns (30057) were taken by 

 Cajit. John M.Dow. In the same bottle was a H\)ov'\uu'n (yf Jotxrus 

 pichardi (type of 'htturtts stipes), which is n. strictly fresh-water species. 



