What is stylet?

  • (noun): Small needle-like appendage; especially the feeding organ of a tardigrade.

Some articles on stylet, stylets:

Rotylenchulus Reniformis - Morphology
... nematodes have esophageal glands overlapping the intestine, short stylet, a strongly developed framework the dorsal esophageal gland orifice is located posterior to the ... a swollen kidney-shaped body with a short tail, slender and short stylet, rounded knobs with a three-part esophagus, a long and narrow isthmus, and well-develo ... Males are vermiform they have a weak stylet and knobs, curved spicules and pointed tail the esophagus is degenerate, with a reduced median bulb ...
Nemertea - Taxonomy
... Includes animals with proboscis without stylet, and a mouth underneath and behind the brain ... All have stylets except order Bdellonemertea ... These nemerteans have short, wide bodies and have no stylets but have a sucking pharynx and a posterior stucker, with which they move like inchworms ...
Stylet (anatomy)
... A stylet is a hard, sharp, anatomical structure found in some invertebrates ... For example, the word stylet or stomatostyle, is used for the primitive piercing mouthparts of some nematodes and some nemerteans ... In these groups the stylet is a hardened protrusible opening to the stomach ...
Nemertea - Description - Proboscis and Feeding
... A typical member of this class has a stylet, a calcareous barb, with which the animal stabs the prey many times to inject toxins and digestive secretions ... The stylet is attached about one-third of distance from the end of the everted proboscis, which extends only enough to expose the stylet ... On either side of the active stylet are sacs containing back-up stylets to replace the active one as the animal grows or an active one is lost ...
Tylenchulus Semipenetrans - Life Cycle and Reproduction
... The life cycle of citrus nematode is 6–8 weeks long ... These nematodes reproduce by amphiximis and parthenogenesis ...