FACTOID # 17: Though Rhode Island is the smallest state in total area, it has the longest official name: The State of Rhode Island and Providence Plantations.
 Home   Encyclopedia   Statistics   States A-Z   Flags   Maps   FAQ   About 
People who viewed "Spinneret" also viewed:


FACTS & STATISTICS    Advanced view

Search encyclopedia, statistics and forums:



(* = Graphable)



Encyclopedia > Spinneret

A spinneret is a spider's silk spinning organ. They are usually on the underside of a spider's abdomen, to the rear. Most spiders have six spinnerets; some have four or two. Families Suborder Mesothelae     Liphistiidae (primitive burrowing spiders) Suborder Mygalomorphae     Atypidae (atypical tarantula)     Antrodiaetidae (folding trapdoor spider)     Mecicobothriidae (dwarf tarantulas)     Hexathelidae (venomous funnel-web tarantula)     Dipluridae (funnel-web tarantula)     Cyrtaucheniidae (wafer trapdoor spider)     Ctenizidae (trapdoor spider)     Theraphosidae (tarantula) Suborder Araneomorphae     Hypochilidae (lampshade spider)     Filistatidae (crevice weaver)     Sicariidae (recluse spider)     Scytodidae (spitting... In biology, an organ (Latin organum: instrument, tool) is a group of tissues, which perform a specific function or group of functions. ... The human abdomen (from the Latin word meaning belly) is the part of the body between the pelvis and the thorax. ...

They move independently and in concert to build webs. Spider web with morning dew enhancing its visibility. ...

External links and references

  • One link (http://www.astrographics.com/GalleryPrintsIndex/GP2017.html)

  Results from FactBites:
Spinneret - Wikipedia, the free encyclopedia (153 words)
Silk can be seen coming from two spinnerets (click on image to view larger version).
Most spiders have six spinnerets; some have four or two.
Spinneret also refers to a multi-pored device through which a plastic polymer melt is extruded to form fibers.
Spinneret device for conjugate fibers of eccentric sheath-and-core type - Patent 5035595 (2929 words)
A spinneret assembly according to claim 1, wherein in said grooves for eccentricity have a depth of 1 to 5 mm and the area of projection of each of said grooves is 10 to 90% of the area of the quadrilateral of four adjacent sheath liquid pressure control holes.
A spinneret assembly according to claim 1, wherein each said groove for eccentricity has one of said core liquid introducing holes and the projection of each said groove is symmetric relative to a straight line in a direction of eccentricity that passes through a central point of the respective one of said introducing holes.
A spinneret for conjugate fibers of concentric sheath-and-core type is a circular spinneret device which is composed of a nozzle plate provided with spinning holes for melt-spinning of sheath-and-core conjugate fibers and a distributing plate provided with introducing holes, for distributing a core component and a sheath component into the spinning holes.
  More results at FactBites »



Share your thoughts, questions and commentary here
Your name
Your comments

Want to know more?
Search encyclopedia, statistics and forums:


Press Releases |  Feeds | Contact
The Wikipedia article included on this page is licensed under the GFDL.
Images may be subject to relevant owners' copyright.
All other elements are (c) copyright NationMaster.com 2003-5. All Rights Reserved.
Usage implies agreement with terms, 1022, m