Merostomoidea

Merostomoidea is a paraphyletic group of fossil arthropods, considered a transitional form between trilobites and true chelicerates.

Quick facts Scientific classification, Orders ...

Merostomoidea Temporal range: Cambrian PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Subphylum:	?Chelicerata
Class:	†Merostomoidea Størmer, 1944
Orders
Limulavida Emeraldellida

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