10 largest arthropods Species on Earth

There are many species of Arthropods in shape, size and lives in the different environment including water, underground and trees. Here listed 10 species that can grow larger in size, but many largest found rarely in the particular places on earth. The Japanese Crab which caught in 1921 had a lengthy arm span of 12.5 feet and 19 kg in weight. The American Lobster which caught in 1977 is the heaviest verified example weighed 20 kg and 3.5 feet in length.


It includes the species like Spiders and Scorpions, the notable large mass Spiders are Chaco golden knee, Grammostola pulchripes, and the Brazilian salmon pink. And the Scorpions namely Heterometrus swammerdami (Indian Subcontinent) which grown up to 29.2 cm and the African Imperial Scorpion which have a length up to 23 cm and can weigh 57 grams.



The freshwater crustaceans are found in most part on earth which can reach a length up to 10 cm and largest could reach over a foot, the Branchiopods includes such familiar animals as crabs, lobsters, crayfish, shrimp, krill, and barnacles.



Scolopendra gigantic is the biggest in the Centipedes kind that reaching a length about 33 cm, can be found in South America and the Caribbean.



Archispirostreptus gigas of East Africa and Scaphistostreptus seychellarum of Seychelles islands both species reach very large could exceed a length of 28 cm, the largest known Arthropleura reached around 6.2 feet.


Barnacles and allies

Copepod is largest species of Barnacles and found the backs of fin whales, can reach up to 32 cm. The largest of barnacles is the giant acorn barnacle and holding largest known muscle fibres.


Horseshoe crabs

It is the marine arthropods, lives in and around fluffy ocean waters on the soft muddy bottoms has wide and round body with long tile, which can grow 60 cm in length and weigh 5 Kg.



The Species known as Crustaceans can reach the length of 3 cm and form a very large group of arthropods.



The giant isopod is the largest species that can grow up to 45 cm in length and weigh around 1.7 Kg, found in deep sea environment from the dark sub littoral zone.


Sea Spiders

The deep sea spiders are the largest that can reach a length of 90 cm, found particularly in the Caribbean Seas and the Mediterranean seas. There are over 1300 identified species that different in size, and lives in very deep as over 7,000 metres.



It found in coastal formations comprise saline groundwater, found all ocean basin including Atlantic Ocean, Caribbean Sea and Australia, the Remipedes which reach the length up to 1.8 inches.


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