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Diagram of a prawn, with the carapace highlighted in red. A carapace is a dorsal (upper) section of the exoskeleton or shell in a number of animal groups, including arthropods, such as crustaceans and arachnids, as well as vertebrates, such as turtles and tortoises. In turtles and tortoises, the underside is called the plastron.
Carapace: A hardened plate (sclerite) covering the upper (dorsal) portion of the cephalothorax; [3] see also Carapace; Carpoblem: The principal tibial apophysis on the male pedipalp; also just called the tibial apophysis; Cephalic region or caput: The front part of the cephalothorax, separated from the thoracic region by the cervical groove [4]
Over 1.5 million living animal species have been described—of which around 1 million are insects—but it has been estimated there are over 7 million in total. Animals range in size from 8.5 millionths of a metre to 33.6 metres (110 ft) long and have complex interactions with each other and their environments, forming intricate food webs .
It is a flattened, rounded animal, with a carapace up to 20 mm (0.8 in) across. It is a filter feeder, and also sweeps food from rocks. It is a filter feeder, and also sweeps food from rocks. Description
They come in all shapes and sizes. Some walk, some slither, some fly and some swim. Humans are blessed to share the planet with just over 2.1 million recognized species of animals. And scientists ...
In the English language, many animals have different names depending on whether they are male, female, young, domesticated, or in groups. The best-known source of many English words used for collective groupings of animals is The Book of Saint Albans , an essay on hunting published in 1486 and attributed to Juliana Berners . [ 1 ]
The animals are organized in alphabetical order, and you can also see fun facts about them and see exactly who submitted the entry, just in case you want to verify it or ask further questions.
Only three extant and two fossil speleogriphacean species have been found, these are blind cave-dwelling species with a short carapace (one thoracic segment); while the Mictacea is a group erected only two decades ago, and to date, five species have been found, Mictocaris halope (cave dwelling) and four species in the family Hursutiidae, in the ...