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Striated Wolf SnakeLycodon striatushas thesame distribution asL.<br />

aulicusin Maharashtra.Lycodon flavomaculatusis a rare species known<br />

only from a few localities.<br />

The genusSibynophisis represented by a single<br />

speciesSibynophissubpunctatusa small, light brown, black-spotted snake.<br />

The Keelbacks snakes (from the raised keel like structure on thescales) are<br />

found in or near water. The Checkered KeelbackXeno-chrophis piscatoris<br />

one of the commonest snakes of the plains and lowhills. Dorsally<br />

yellowish or olivaceous with black spots, whitish oryellowish below. It<br />

feeds on frogs and fishes. Length up to 1.3 metre.An equally if not more<br />

common species is the Buffstriped KeelbackAmphiesmastolata. An olive<br />

green or yellowish brown slender snakebarred or spotted with black above<br />

and with a buff or yellow stripe alongthe flanks. Margins of scales pale<br />

blue, a colour seen only when thesnake is excited and flattens its body.<br />

Length up to a metre. Feeds onfrogs and toads.Amphiesma beddomei,a<br />

hill species, is confined tothe Western Ghats between 3,000 and 7,000 feet<br />

and occurs fromMahableshwar southwards. Another species that may<br />

occur in the StateisNatrix monticolaa comparatively rare species recorded<br />

from Talevadito Travancore.<br />

The Green Keelback,Macropisthodon plumbicoloris bright grassgreen<br />

above. Juveniles have two black V-shaped marks on the neckwhich is<br />

bright yellow or orange in between. The markings disappearwith age A<br />

timid snake, it has the habit of flattening its body whenalarmed. Feeds<br />

mainly on toads. Length 75 cm. Another specieslikely to occur in southwest<br />

Maharashtra isRhabdops olivaceusbut noinformation is available on<br />

its habits. Olive or yellow brown abovewith four series of black spots.<br />

The genusBoiga,Catsnakes, as they are commonly known fromtheir<br />

vertical pupil and nocturnal habits are represented by three species.All<br />

have grooved teeth (fangs) at the back of the mouth and aremildly<br />

poisonous. The Indian GammaBoiga trigonatais widelydistributed in the<br />

Indian region. In colour, yellowish or grey brownabove with a vertebral<br />

series of V-shaped black-edged spots. Arborealit feeds largely on birds and<br />

tree lizards. Length up to a metre.An intrepid snake it assumes an attitude<br />

FAUNA 635

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