Which of the following is an example of order Decapoda?
decapod, (order Decapoda), any of more than 8,000 species of crustaceans (phylum Arthropoda) that include shrimp, lobsters, crayfish, hermit crabs, and crabs.
How many species of Decapoda are there?
Most decapods are scavengers. The order is estimated to contain nearly 15,000 species in around 2,700 genera, with around 3,300 fossil species.
How are crustaceans classified?
Crustaceans (Crustacea /krʌˈsteɪʃə/) form a large, diverse arthropod taxon which includes such animals as crabs, lobsters, crayfish, shrimp, krill, prawns, woodlice, barnacles, copepods, amphipods and mantis shrimp. Like other arthropods, crustaceans have an exoskeleton, which they moult to grow. …
Why are crabs lobsters and shrimp all in order Decapoda?
Decapods have three pairs of appendages, or maxillipeds, on their heads that make up their mouthparts. They also have two pairs of antennae on their heads. Crabs, shrimp, krill, and lobsters are all decapods.
Is tamatoa a decapod?
In the 2016 Disney film Moana, a crab named Tamatoa refers to himself as a decapod during the singing of the song “Shiny”.
Is a crab a decapod?
Decapod crustaceans (e.g. crabs, shrimps, lobsters), so named because of their five pairs of legs on the thorax, are characterized by a sheet of exoskeleton covering their thorax and head called a carapace.
What are the three 3 distinct body regions of decapods?
Like other arthropods, decapod crustaceans have a hard exoskeleton and jointed legs. Their bodies are divided into three regions: head, thorax, and abdomen (Figure 2(a)–2(c)).
What are the four basic larval types of decapods?
Four basic larval types distinguished partly by mode of locomotion: nauplius, protozoea, zoea, and postlarva. Most larvae hatch at the zoea stage.
What phylum do crustaceans belong to?
phylum Arthropoda
crustacean, any member of the subphylum Crustacea (phylum Arthropoda), a group of invertebrate animals consisting of some 45,000 species distributed worldwide.
What are 4 classes of crustaceans?
The most important classes of Crustacea are Branchiopoda, which includes the brine shrimp; Maxillopoda, which includes the barnacles and copepods; Ostracoda, which includes the mostly very small seed shrimp; and Malacostraca, which includes the familiar shrimp, crayfish, lobsters, and crabs.
Which of the following group belongs to Arthropoda?
Crabs, lobsters, shrimp, barnacles and many other animals belong to the phylum arthropods. In fact, 75% of all animals belong to the phylum arthropoda (which also includes spiders and insects). All arthropods have a hard exoskeleton made of chiton, a type of protein.
What does Decapoda mean in English?
1 : any of an order (Decapoda) of crustaceans (such as shrimp, lobsters, and crabs) with five pairs of thoracic appendages one or more of which are modified into pincers, with stalked eyes, and with the head and thorax fused into a cephalothorax and covered by a carapace.
How many species of decapods are there in the world?
The Decapoda or decapods (literally “ten-footed”) are an order of crustaceans within the class Malacostraca, including many familiar groups, such as crayfish, crabs, lobsters, prawns, and shrimp. Most decapods are scavengers. The order is estimated to contain nearly 15,000 species in around 2,700 genera,…
What kind of crustaceans are in the decapod family?
Decapod, (order Decapoda), any of more than 8,000 species of crustaceans (phylum Arthropoda) that include shrimp, lobsters, crayfish, hermit crabs, and crabs. decapodMasked crab (Corystes cassivelanus), Belgian coast.Hans Hillewaert.
How many pairs of legs does a Decapoda have?
Five pairs of appendages are considered as the 10 legs ( pereiopods ), hence the name Decapoda). Front 3 pairs of appendages function as mouthparts ( maxillipeds ). 1 pair of legs ( chelipeds) are enlarged pincers (claws called chalae ). Other appendages located on abdomen where each segment is capable of carrying biramous pleopods.
What are the suborders of the order Decapoda?
Classification within the order Decapoda depends on the structure of the gills and legs, and the way in which the larvae develop, giving rise to two suborders: Dendrobranchiata and Pleocyemata.