What is the literal definition of the word arthropod?

Asked By: Haimar Enchev | Last Updated: 20th June, 2020
Category: pets reptiles
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An arthropod is an animal with no internal spine, a body made of joined segments, and a hard covering, like a shell. The Modern Latin root is Arthropoda, which is also the name of the animals' phylum, and which means "those with jointed feet."

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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.

29 Related Question Answers Found

How are arthropods harmful to humans?

Arthropods are of ecological importance because of their sheer numbers and extreme diversity. Arthropods are both harmful and helpful to humans. A few species are transmitters of bacteria or viruses that cause diseases such as malaria, yellow fever, encephalitis, and Lyme disease.

Are humans arthropods?

They are actually insects of all kinds, plus spiders, millipedes, centipedes, and crustaceans like lobsters and crabs. There are more arthropods on Earth than any other group of animals. Some arthropods, like cockroaches, prefer to live with humans, and we share resources with many others as well.

Why are arthropods important?

Arthropods are found in all consumers' roles of an ecosystem, whether they eat plants or animals, and some are important decomposers. They are important in the pollination of flowering plants. Some play an important role in soil aeration and water infiltration.

Are shrimp bugs?

They're called crustaceans. Shrimp, crabs, lobsters – they're arthropods, just like crickets. They're also scavengers, which means their diets are as filthy as any bug's. “Minilivestock” and “land shrimp” can do for bugs what “mountain oysters” have done for bull testicles .

What does arthropod mean in Greek?


The word arthropod is a combination of two Greek words - arthro meaning jointed and pod meaning foot. All arthropods have jointed legs, claws, and body segments! Each body segment usually has a pair of appendages.

What is an exoskeleton made of?

Exoskeletons are the hard coatings on the outside of some animals, mostly arthropods. They are nonliving, made of chitin and calcium carbonate. Exoskeletons support the animal's body and protect the creature from predators, water, and drying out.

How do arthropods eat?

Arthropods can be grouped as shredders, predators, herbivores, and fungal-feeders, based on their functions in soil. Most soil-dwelling arthropods eat fungi, worms, or other arthropods. As they feed, arthropods aerate and mix the soil, regulate the population size of other soil organisms, and shred organic material.

What is the meaning of micro arthropods?

Microarthropods. Soil micro-arthropods include small invertebrate animals with a exoskeleton and segmented body that are visible to the human eye with some magnification for identification. Deeper into the soil profile, especially in heavy (clayey) textured soils, species are small, white and lack a springtail.

Are crabs and spiders related?

Why Do We Eat Crabs While Spiders Gross Us Out? Technically, they're not that closely linked, although crabs and spiders are both members of the arthropod family, as are other insects, and lobsters. Basically, they're classed together because they all have exoskeletons and jointed legs.

Are scorpions bugs?


Even though they are related, they belong to very distinctly different groups. Scorpions are animals in the order Scorpiones, under the class Arachnida, which makes them a distant cousin of spiders. Scorpions have eight legs, while insects have six. Scorpions have two body segments while insects have three.

Are lobsters and cockroaches related?

While people often call lobsters the “cockroaches of the sea,” lobsters are not very closely related to cockroaches. While both are invertebrates with very distant common ancestors, they have evolved in different ways over millions of years.

Are scorpions and lobsters related?

It might not surprise you that both scorpions and lobsters are in the same group. They are both part of the Phylum Arthropoda. The anatomy of a scorpion has some similar characteristics to other arthropods, such as lobsters and crabs. They also have similar features to spiders and other arachnids.

Are lobsters spiders?

Lobsters, like insects, belong to the invertebrate phylum Arthropoda. Besides lobsters and insects, spiders and snails belong to this group as well. These animals are closely related because of two main characteristics that they share: they all have an exoskeleton (outer skeleton) and they all have joint appendages.

What is the exoskeleton of arthropods made of?

Arthropods are covered with a tough, resilient integument or exoskeleton of chitin. Generally the exoskeleton will have thickened areas in which the chitin is reinforced or stiffened by materials such as minerals or hardened proteins.

How do arthropods reproduce?


Arthropods reproduce by sexual reproduction, which involves the generation and fusion of gametes. Most arthropods are either male or female, and they undergo internal fertilization. Once the egg has been fertilized, the female usually lays the egg, and it continues developing outside of the mother's body.

Are ticks arthropods?

Ticks are arthropods (invertebrates with external skeletons and jointed legs), but they're neither insects nor spiders. Ticks belong to a special group of mites; all ticks are mites, but not all mites are ticks. All ticks are external parasites. The tick, itself, cannot burrow into the skin.

Is a spider an insect?

Spiders are Arachnids. Arachnids are creatures with two body segments, eight legs, no wings or antennae and are not able to chew. Many people think that spiders are insects but they are mistaken since insects have six legs and three main body parts. Most insects have wings.