Definition of Pygidium. Meaning of Pygidium. Synonyms of Pygidium

Here you will find one or more explanations in English for the word Pygidium. Also in the bottom left of the page several parts of wikipedia pages related to the word Pygidium and, of course, Pygidium synonyms and on the right images related to the word Pygidium.

Definition of Pygidium

Pygidium
Pygidium Py*gid"i*um, n.; pl. Pygidia. [NL., fr. Gr. ?, dim. of ? the rump.] (Zo["o]l.) The caudal plate of trilobites, crustacean, and certain insects. See Illust. of Limulus and Trilobite.

Meaning of Pygidium from wikipedia

- The pygidium (pl.: pygidia) is the posterior body part or shield of crustaceans and some other arthropods, such as insects and the extinct trilobites....
- based on the pygidium being micropygous (pygidium smaller than cephalon), subisopygous (pygidium sub equal to cephalon), isopygous (pygidium equal in size...
- Hatcheria macraei (Girard, 1855) Synonyms Thrichomycterus macraei Girard, 1855 Pygidium Burmeisteri Berg, 1895 Hatcheria patagoniensis Eigenmann, 1909 Hatcheria...
- Rhizosomichthys Bathophilus Miles, 1942 Bathypygidium Whitley, 1947 Of Rhizosomichthys totae Pygidium totae Miles, 1942 Trichomycterus totae (Miles, 1942)...
- elytron (wing cover), 5: tibia, 6: tarsus, 7: claws, 8: mouthparts, 9: prothorax, 10: mesothorax, 11: metathorax, 12: abdominal sternites, 13: pygidium....
- organs such as antennae, a thorax of multiple similar segments (that in some species allowed them to roll up into a ball), and a pygidium, or tail section....
- via blood vessels.   Prostomium   Peristomium O Mouth   Growth zone   Pygidium O **** In addition to Sipuncula and Echiura, also lineages like Lobatocerebrum...
- There are very long furrows in the pygidium. The flaps in these furrows bulge outwards to the edges of the pygidium and have a pointed tip. The rearmost...
- segments, with the relatively large pygidium with a slender axis of 11 to 16 rings and 6 or 7 pleural ribs. The pygidium ends in a striking tail spike. Some...
- shield), a thorax with seven jointed parts, and finally a semicircular pygidium. Its antennae were long, and curved back along its sides. Its thin legs...