Linhystera Juario 1974

Identification key to five species of genus Linhystera 1. Gubernacular apophysis present.......................................................................... 2 - Gubernacular apophysis absent........................................................................... 3 2. Amphidial fovea close to anterior end (<1.5 head diameter)....................................... L. breviapophysis - Amphidial fovea far from anterior end (>1.5 head diameter)...................................... L. longiapophysis 3. de Man ratio c’ value <12.................................................................. L. problematica - de Man ratio c’ value>12............................................................................... 4 4. Spicules long (>30 μm)........................................................................... L. longa - Spicules short (<30 μm)................................................................. L. filiformis sp. nov.