Definition of Tailshield. Meaning of Tailshield. Synonyms of Tailshield

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

Definition of Tailshield

No result for Tailshield. Showing similar results...

Meaning of Tailshield from wikipedia

- (or pleurae) are furrowed, and the articulating facets distinct. The tailshield (or pygidium) is always smaller than the headshield (or cephalon), a situation...
- may have an exta large and wide rib (a state called macropleural). The tailshield (or pygidium) is small but appears to be composed of more than one segment...
- adorned. The posterior bands have a row of distinct small spines. The large tailshield (or pygidium) has 11 pairs of spines along the edge, and one in the middle...
- genal spines, 5 thorax segments also ending in stubby genal spines, and a tailshield (pygidium) with a pair of m****ive tusk-like spines, and two smaller spines...
- anterior segment to slightly pointing inwards for the posterior segment. The tailshield (or pygidium) is large, subtriangular, and about ⅔-¾× as long as wide...
- agnostid trilobite. It has a headshield (or cephalon) wider than the tailshield (pygidium), and in between them three thoracic body segments (somites)...
- oval or semi-circular headshield (cephalon), and a circular to long oval tailshield (pygidium) equal to or longer than the cephalon, without any body segments...
- laterally. This so-called vindicular furrow serves to lock the rim of the tailshield to the headshield when the trilobite is enrolled. The axial rings of the...
- sickle-shaped spines that to the back curve increasingly further backwards. The tailshield (or pygidium) is small. HAWLE, J. & CORDA, A. J. C. 1847. Prodrom einer...
- reaches beyond the back end of the exoskeleton. It has an almost oval tailshield with 5 pairs of pleural furrows. It lived during the Upper Cambrian in...