chelicerate

/ kɪˈlɪsəˌreɪt /

adjective

1. of, relating to, or belonging to the Chelicerata, a subphylum of arthropods, including arachnids and the horseshoe crab, in which the first pair of limbs are modified as chelicerae

noun

1. any arthropod belonging to the Chelicerata

chelicerate

/ kə-lĭs′ər-āt′,-ĭt /

1. Any of various, mostly terrestrial arthropods of the subphylum Chelicerata, having a body divided into two main parts: a cephalothorax and an abdomen. Chelicerates have specialized feeding appendages (chelicerae) and lack antennae. Chelicerates include the arachnids and merostomes (horseshoe crabs) and are closely related to the extinct trilobites.

Example Sentences

We expect to find fossils of that have persisted from more ancient times, and I'm hopeful we will one day find the ancestral type of both the mandibulate and chelicerate nervous system ground patterns.

From Scientific American

As the first completed chelicerate genome, the comparison of the T. urticae genome with the genomes of insects and the crustacean Daphnia pulex expands the arthropod genetic toolkit.

From Nature

The Acari represent the most diverse chelicerate clade, with over 40,000 described species that exhibit tremendous variations in lifestyle, ranging from parasitic to predatory to plant-feeding.

From Nature

The first complete genome of a chelicerate species provides the opportunity for a detailed phylogenomic analysis of arthropods, the most diverse group of animals on Earth.

From Nature

Here we present the completely sequenced and annotated spider mite genome, representing the first complete chelicerate genome.

From Nature