Marsh Patroller
Common NameMarsh Patroller
Scientific NameOrsotriaena medus
FamilyNymphalidae
SubfamilySatyrinae
Wingspan (mm)50
Primary Colorsbrown, yellow, black, white
HabitatWetlands, marshes, grassy areas, forest edges, open woodlands
Geographic RangeSouth Asia, Southeast Asia, Australia
Host PlantsOryza sativa, Imperata cylindrica, Paspalum conjugatum, Panicum repens
Flight PeriodYear-round in tropical regions
Conservation Statusleast-concern
Lifecycle NotesEggs are laid singly on grass blades. Larvae are typically green with longitudinal stripes, feeding on various grasses. Pupae are usually green or brown and suspended.
Identification TipsLook for the large, prominent eyespot with a white pupil on the forewing underside, and a series of smaller eyespots on the hindwing, all bordered by a distinct pale yellowish band.
Description
A medium-sized brown butterfly with a prominent large eyespot on the forewing and a series of smaller eyespots on the hindwing, all set against a pale yellowish post-discal band on the underside.
