pycnogonid
/ˌpɪknəˈɡɒnɪd/ /pɪkˈnɒɡənɪd/Zoology
noun
Any of various marine chelicerate arthropods constituting the class Pycnogonida, characterized by very small bodies and long legs which contain extensions of the gut and gonads; a sea spider.
adjective
Of or relating to the class Pycnogonida.
Origin
Mid 19th century; earliest use found in Proceedings of the Royal Society of London. From scientific Latin Pycnogonida, class name from Pycnogonum, genus name + -ida.