order Pycnogonida


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Noun1.order Pycnogonida - sea spidersorder Pycnogonida - sea spiders        
animal order - the order of animals
Chelicerata, superclass Chelicerata - spiders; scorpions; horseshoe crabs
pycnogonid, sea spider - any of various small spiderlike marine arthropods having small thin bodies and long slender legs