Caenoplana coerulea (Blue Planarian, Blue Garden Flatworm)

Phylum Platyhelminthes (flatworms), class 'Turbellaria' (free-living flatworms), order Seriata, family Geoplanidae.

Original description from Moseley 1877. “Eyes absent from the front of the anterior extremity, but present in two lateral elongate crowded patches placed just behind the anterior extremity and scattered sparsely on the lateral margins of the body for its entire extent. Entire body of a dark prussian blue colour, somewhat lighter on the under surface of the body and with a single, narrow, mesial, dorsal, longitudinal stripe of white. Length 5cm, extreme breadth 4mm, mouth central, generative aperture 8mm, posterior to the mouth.”

Regional distribution

Caenoplana coerulea is listed in the following regions: