Colour: Body black, with 58-70 narrow white annuli, which become wider on the belly; snout black, occiput yellow; tail annulate, black and orange.
Total length, 490 millimetres; tail 30.
Habitat.—Colombia and Ecuador.
(27) E. ancoralis.—Scales in 15 rows; 258 ventrals; 31 subcaudals.
Colour: Body with 16 sets of black annuli disposed in threes, the middle one of each set a little wider; head light in front, spotted with black; an anchor-shaped black mark on the occiput and nape.
Total length, 780 millimetres; tail 57.
Habitat: Ecuador.
(28) E. narduccii.—Scales in 15 rows; 240-315 ventrals; 15-33 subcaudals.
Colour: black, beneath with yellow or red cross-bands or transversely oval spots, sometimes extending as triangular blotches up the sides; head with a yellow cross-band.
Total length, 720 millimetres; tail 50.