Haematobranchia
plural noun
Hae·ma·to·bran·chia
\ˌhēmətōˈbraŋkēə, ˌhem-\
Definition of Haematobranchia
in some classifications
: a division of arthropods consisting of the trilobites, eurypterids, and horseshoe crabs
haematobranchiate
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Origin and Etymology of haematobranchia
New Latin, from hemat- + -branchia
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