Turbellarian taxonomic database

Dolichomacrostominae Paramacrostomum Diagnosis


insunk adenal rhabdite bundles and gland cells of adhesive papillae ;
rhabdites only dorsally and along lateral edges of body;
adhesive organs laterally and along hind margin;
longitudinal nerve trunks and tail ganglion within circular musculature;
body strongly flattened dorsoventrally;
with eyes;
intestine triclad-like;
parenchyma richly developed;
atrium ciliated only in distal part, lying dorsal to gonopore;
accessory glands unknown (perhaps grape-like);
gland stylet long, tube-shaped;
ovaries paired;
bursal canal and cuticular appratus largely unknown;
with long sperm tube, curved at thin distal end;
large sperm duct;
extremely protandrous;

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