FISHES OF THE PHOEXIX .VXD SAMOAN ISLANDS 



21 



one the rest of its length; two lows of teeth on maxillary; dorsal 

 origin some distance in front of gill opening. 



Echidna delicatula (Kanp) 

 4h. Color plain brownish, witli dorsal and anal fins white, sharply con- 

 trasting with brownish body; snout white, lower jaw white with a 

 brown b'otrh on it under eye; teeth on vomer in two rows; a short 

 inner row with a longer outer row of teeth on maxillary. 



Echidna leucotaenia, new species 



Table 2. — Proportional rneasurcmenis (or certain species of Echidna from the 

 Phoenix and Samoan Islands 



Characters 



Total length in mm 



Number of times in totnl 

 length: 



Head 



Depth 



Snout to anus 



Number of times in head: 



Depth. ..- 



Snout. 



Mouth 



Snout to dorsal 



Eye in snout 



Tail in head and trunk 



Number of rows of teeth on 

 the vomer. 



delicatula 



8.5 

 16 

 2.0 



1.87 



5.0 



3.05 



1.1 



2.0 



1.0 



at head, 1 

 posteriorly 



leucotaenia 



200 



7.1 

 20 



2.; 



2., 

 5.1 



1. 



1.' 



2 with last 1( 

 2 teeth i 

 midline 



zebra 



635 



9.3 



18.6 

 1.48 



2.0 



6.5 



2.8 



0.78 



1.6 



2.1 



ECHIDNA ZEBRA (Shaw) 



Gymnothorax zehra Shaw, Nat. Misc., vol. 0, pi. '622, 1797. 



52314 (3 specimens out of the 4 under this number were wrongly identified 

 by Jordan and Seale ; they are placed with E. polyzona and have been given a 

 new number), Apia, Samoa, Joixlan and Kellogg, 1 specimen, 635 mm. 



83378, Samoa, Wilkes Exploring Expedition, 1 specimen. 



ECHIDNA POLYZONA (Richardson) 



Muraena polyzona Richardson, The Zoology of the voyage of H. M. S. Sulphur, 

 Fishes, p. 112, pi. 55, figs. 11-14, 1844. 



34810, Apia, Samoa, May 12, 1883, W. H. Jones, 2 specimens. 

 118169, Apia, Samoa, Jordan and Kellogg, 3 specimens. 



ECHIDNA NEBULOSA (Ahl) 



Muraena nehulosa Alil, Specimen ichthyologicum de Muraena et Ophichtho 

 (Thunborg), p. 7, pi. right fig., June 1 789. 



115965, Canton Island, lagoon. May 23-25, 1939, 2 specimens, 275-290 mm. 



115962, Canton Island, reef of widest sh.-illow channel. May 13, 1939, 2 

 specimens, 97 to 110 mm. 



115958, Tutuila Island, reef at Alofau, June 3, 1939, 1 specimen, 79 mm. 



115961, Canton Island, reef at ocean, April 25-28, 1939, 14 specimens, 72 

 to 268 mm. 



