1947 
^• Scales 36 or 
37.- 
macdonaldi* 
_3 
jL • Scales 30 to 
32. —-— 
Idostigma. 
o 
Supraventral 
much nearer 
lateral line 
than ventral 
fin; scales 
35. — niger. 
• Supraventral at 
or close to 
lateral line. 
