pygidium
pl: pygidia
Related Words
telsonabdomenanalarthropodcrustaceaninsecttrilobiteexoskeletoncarapacesegmentmetamereposteriorcaudaltailmorphologyanatomyzoologyentomologypaleontologycephalonthoraxuropodtergitesternitecuticlechitinappendagesomaventraldorsalsymmetrybilateralgenusspeciestaxonphylumclassorderfamilymorphotypesedimentstratigraphyevolutionadaptationstructureorganisminvertebratepleura