Sensory organ of a posterior tergite of fleas, which apparently detects air currents.
In trilobites, the posterior division of the body, formed by fusion of the telson with one or more posterior pleurae.Found on http://www.ucmp.berkeley.edu/glossary/glossary_7.html
; plural Pygidia
. [ New Latin , from Greek ..., dim. of ... the rump.] (Zoology)
The caudal plate of trilobites, crustacean, and certain insects. See Illust.
. Found on http://www.encyclo.co.uk/webster/P/202
• (n.) The caudal plate of trilobites, crustacean, and certain insects. See Illust. of Limulus and Trilobite.Found on http://thinkexist.com/dictionary/meaning/pygidium/
pygidium (s), pygidia (pl); pygidial The posterior part of the body in certain invertebrates, chiefly insects, crustaceans, and worms, when forming a distinct segment or division; the caudal or pygal segment.Found on http://www.wordinfo.info/words/index/info/view_unit/1046/2
The pygidium (plural pygidia) is the posterior body part or shield of crustaceans and some other arthropods, such as insects and the extinct trilobites. It contains the anus and, in females, the ovipositor. It is composed of fused body segments, sometimes with a tail, and separated from thoracic segments by an articulation. ==Chelicerates== In ara...Found on http://en.wikipedia.org/wiki/Pygidium
A caudal structure or the terminal body region of various invertebrates.Found on http://www.geog.ubc.ca/biodiversity/efauna/InsectGlossary.html
the posterior part of the body in certain invertebratesFound on http://www.kerbtier.de/Pages/Glossar/enGlossar.html
In trilobites, the posterior division of the body, formed by fusion of the telson with one or more posterior pleurae.Found on http://www.ucmp.berkeley.edu/glossary/gloss7metazoa.html
No exact match found