agnostid
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agnostid — ag·nos·tid … English syllables
agnostid — agˈnästə̇d adjective Etymology: New Latin Agnostus + English id : of or belonging to the genus Agnostus … Useful english dictionary
Agnostida — Taxobox name = Agnostida fossil range = Early Cambrian – Late Ordovician image width = 300px image caption = Peronopsis interstrictus image2 caption = Agnostus pisiformis regnum = Animalia phylum = Arthropoda classis = Trilobita ordo = Agnostida… … Wikipedia
Agnostida — Agnostida Rango fósil: Cámbrico Inferior Ordovícico Superior … Wikipedia Español
Trilobite — ] Highly complex compound eyes are another obvious feature of the cephalon (see below). Figure 3 shows gross morphology of the cephalon. The cheeks (genae) are the pleural lobes on each side of the axial feature, the glabella. When trilobites… … Wikipedia
Mark McMenamin — Residence South Hadley, Massachusetts Citizenship United States Fields … Wikipedia
Ayusokkanian — The Ayusokkanian is a Russian and Kazakhian faunal stage that occurred during the Early Cambrian period. It spans from 501 to 494.5 million years ago. The beginning of the Ayusokkanian stage is marked by the appearance of the agnostid trilobite… … Wikipedia
