Ehlersileanira Pettibone, 1970, p. 19

Type species

Leanira incisa Grube, 1877 by original designation.

Diagnosis

Sigalioninae with prostomium dorsally fused with tentacular segment. Three antennae, with short ceratophore and short bilobed style. Ceratophore of median antenna with lateral auricles and/or ctenidia, emerging anterodorsally from prostomium; lateral antennae fused dorsally with tentacular parapodia. Dorsal tentacular crest and inner tentacular lobes absent. Nuchal organs variable. Inner and outer palpal sheaths present. Bulbous facial tubercle present. Segment 3 without dorsal cirri; tubercles may be present. Elytra smooth, without tubercles or papillae. Ctenidial pads present between notopodium and elytrophore, or dorsal tubercle. Notopodia well developed; anterior and posterior lobes bearing stylodes. Neuropodia bilobed, rounded, bearing stylodes. Notochaetae spinous capillaries/simple chaetae. Neurochaetae supra-acicular simple pinnates and compound spinigers, with canaliculate blades.