| NOUN | animal | class Merostomata, Merostomata | used in some classifications |
|---|
| Meaning | Used in some classifications; includes the orders ... / orders Xiphosura and Eurypterida. | |
|---|---|---|
| Synonym | Merostomata | |
| Member of | Chelicerata, superclass Chelicerata | spiders |
| Members | Eurypterida, order Eurypterida | Extinct aquatic arthropods of the Paleozoic |
| Xiphosura, order Xiphosura | horseshoe crabs and extinct forms | |
| Broader | arthropod | invertebrate having jointed limbs and a segmented body with an exoskeleton made of chitin |
| Spanish | merostoma | |
| Catalan | merostoma, Merostomat | |
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