
galiaspis

catilisephalidae kudumbatthile tycoperid trilobitinte vamshanasham sambhavicha oru janussaanu galiaspis. madhya kazakhstanile avasaanathe cambrian samudranirappile quandinian janthujaalangalude ghattatthile selettiniyan chakravaalathilaanu eee enangal kaanappedunnath. phoosil saambilukal saadhaaranayaayi ardhavrithaakrithiyilumlathum beane aakruthiyilullathum poornnamallaathathumaaya cranidiayaanu, globular glabella (prathyekichu eee inathinte panthu aakruthiyilulla glabellum kondu tharamthirikkunnu, "jii. spherica ").