Basiria

The terrestrial genus Basiria Siddiqi, 1959 belongs to the family Tylenchidae Örley, 1880. This species rich genus (> 40 species) can be recognized by it’s small body length and slender appearance; a very long elongated conoid to nearly filiformed shaped tail; head with broad oblique amphid slits (in some inverted V-shaped); a slender stylet with small knobs; deirids are present in lateral field at exretory pore level; females have one ovary (prodelphic). Tylenchidae nematodes occur world-wide and their members feed on plant root-hairs, algae, mosses and lichens.
Basiria aberrans: female body
Basiria aberrans: female body

Basiria aberrans: Head region with slightly curved stylet, very small knobs and short DGO
Basiria aberrans: Head region with slightly curved stylet, very small knobs and short DGO
Basiria aberrans: lateral field with deirid (small pore) at excretory level
Basiria aberrans: lateral field with deirid (small pore) at excretory level
Basiria aberrans: small metacorpus and basal bulb
Basiria aberrans: small metacorpus and basal bulb

Basiaria aberrans: vulva region with short post-uterine sac
Basiaria aberrans: vulva region with short post-uterine sac

Basiria aberrans: vulva region (ventral view) with spermatheca, tricolumella and vulva slit
Basiria aberrans: vulva region (ventral view) with spermatheca, tricolumella and vulva slit
Basiria aberrans: lateral field at mid-body
Basiria aberrans: lateral field at mid-body
Basiria aberrans: vulva region (lateral view)
Basiria aberrans: vulva region (lateral view)
Basiria aberrans: tail end
Basiria aberrans: tail end
Basiria aberrans: posterior body part
Basiria aberrans: posterior body part
Basiria aberrans: body at anus level
Basiria aberrans: body at anus level
Basiria aberrans: head region with amphid opening.
Basiria aberrans: head region with amphid opening.
Basiria aberrans: anterior body with SE-pore and basal bulb
Basiria aberrans: anterior body with SE-pore and basal bulb

Basiria aberrans: posterior body part
Basiria aberrans: posterior body part

(Click on the pictures for an enlargement, ©Wageningen University & Research, Laboratory of Nematology/Pictures: Hanny van Megen)