What is the literal definition of the word arthropod?
Moreover, what is mean by Arthropoda?
Definition of arthropod. : any of a phylum (Arthropoda) of invertebrate animals (such as insects, arachnids, and crustaceans) that have a segmented body and jointed appendages, a usually chitinous exoskeleton molted at intervals, and a dorsal anterior brain connected to a ventral chain of ganglia.
Furthermore, what is another word for arthropod? millepede onychophoran invertebrate arthromere Scutigerella immaculata garden symphilid myriapod arachnoid Arthropoda carapace cuticle phylum Arthropoda class Merostomata velvet worm tongue worm peripatus tardigrade trilobite crustacean instar sea spider pentastomid horseshoe crab eurypterid sclerite pycnogonid
In this manner, where did the word arthropod come from?
ρθρον árthron, "joint", and πούς pous (gen. podos (ποδός)), i.e. "foot" or "leg", which together mean "jointed leg".
What are the characteristics of arthropods?
Characteristics shared by all arthropods include:
- Exoskeletons made of chitin.
- Highly developed sense organs.
- Jointed limbs (the limbs must be jointed like the joints in a suit of armor, since the exoskeleton is rigid and cannot bend to allow movement)
- Segmented bodies.
- Ventral nervous system.
- Bilateral symmetry.