chelicerate
Concise Oxford English Dictionary © 2008 Oxford University Press:
chelicerate /kəˈlɪsəreɪt, -(ə)rət/ Zoology
▶noun a member of the Chelicerata, a large subphylum of arthropods which possess chelicerae, comprising the arachnids, sea spiders, and horseshoe crabs. ▶adjective relating to chelicerates.
'chelicerate' also found in these Oxford entries:

