462 MEMOIRS OF THE CARNEGIE MUSEUM 



Belone (PotamorrhapMs) twniata Perugia, Ann. Mus. Genova, (2), XVIII, 1897, 11 



(Rio Madidi). 



Six specimens, 100-768 mm. Rockstone. (C. M. Cat. No. 2428a-?^; I. U. 

 Cat. No. 12555.) 



Five specimens, 115-218 mm. Konawaruk. (C. M. Cat. No. 2429rt-6; I. U. 

 Cat. No. 12556.) 



Three specimens, 140-168 mm. Tumatumari. (C. M. Cat. No. 2430a-6; 

 I. U. Cat. No. 12557.) 



Three specimens, 90-212 mm. Ghick Island. (C. M. Cat. No. 2431a-6; 

 I. U. Cat. No. 12558.) 



Four specimens, 105-220 mm. Wismar. (C. M. Cat. No. 2433a-6; I. U. 

 Cat. No. 12560.) 



One specimen, 128 mm. Mud-flats below Wismar. (C. M. Cat. No. 2434a-6.) 



Five specimens, 170-203 mm. Lama Stop-Off. (C. M. Cat. No. 2435a-6; 

 I. U. Cat. No. 12561.) 



Six specimens, 120-180 mm. Rupununi. (C. M. Cat. No. 2436a-6; I. U. 

 Cat. No. 12562.) 



Two specimens (damaged) . Creek below Potaro Landing. (C. M. Cat. No. 

 2432a-6; I. U. Cat. No. 12559.) 



Head 3, depth 6 in the head; D. about 32; A. 27; eye about 7-10 in the snout, 

 10.5-13.5 in the head, 1.2 in the interorbital. 



Lower jaw slightly longer than the upper, ending in a fleshy point; tail com- 

 pressed; caudal lanceolate; dorsal without a lobe; anal with a lobe, the longest 

 ray about 2.5 the orbit; ventrals not reaching the vent; pectorals about equal to 

 the postorbital part of the eye. Lateral line running low, below the pectoral. 



Color very variable in intensity; tail with a median dark brown line, a second 

 less well-defined line below it forward, continued on the sides as a jagged band which 

 extends to the eyes; a reddish line along the sides above this band. 



Order LOPHOBRANCHII. 

 Family IX. SYNGNATHID.E. 



Pipe-fishes. 



DORYRHAMPHUS Kaup. 



Doryrhamphus Kaup, Cat. Lophobranchiate Fish, 1856, 54 (excisor). 

 Choroidichthys Kaup, Cat. Lophobranchiate Fish, 1856, 54 (valenciennesi). 

 Dorichlhys Kaup, Cat. Lojihobranchiate Fish, 1856, 56 {hilineatus). 

 Microphis Kaup, Cat. Lophobranchiate Fish, 1856, 63 (cuneatus). 



