Echiniscoides sigismundi is a species of marine tardigrade. It lives in seaweeds[1] or plates of barnacles, or more generally in algal strongholds in inter-tidal areas.[2][3]
Echiniscoides sigismundi is the type species of Echiniscoides.[4] Described in 1865 as Echiniscus sigismundii, it was placed in a separate genus by Ludwig Hermann Plate in 1888.
By 1936, it was reported in most seas of Northern Europe, and in the Mediterranean and the Caribbean.[1]
The Light and Smith Manual[5] describes its distribution as cosmopolitan, in the upper inter-tidal.
Echiniscoides sigismundi becomes turgid in freshwater, but can survive up to three days, resuming normal activity as osmotic differential returns to normal.[6]
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: CS1 maint: others (link) Echiniscoides sigismundi is a species of marine tardigrade. It lives in seaweeds or plates of barnacles, or more generally in algal strongholds in inter-tidal areas.