Tractus Catena is a set of pits in the Arcadia quadrangle of Mars. Its location is centered on 28.17° north latitude and 102.77° west longitude. It is 897 km long and was named after a classical albedo feature name. [1]
The line of pits that make up Tractus Catena make it related to fossa which are common on Mars.
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Tractus Catena, as seen by HiRISE. Scale bar is 1,000 meters long. Click on image for good view of dark slope streaks
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Tractus Catena Floor, as seen by HiRISE. Scale bar is 500 meters long.