Portal:Arthropods/Selected pictures

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Selected pictures

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1

A beetle with a pronounced snout and black stripes on its orange elytra stands on the edge of a leaf.
Cscr-featured.svg Credit: Keith Weller, ARS

Diaprepes abbreviatus is a member of the Curculionidae – the family of the "true weevils". With over 60,000 species described worldwide, it is the largest beetle family. Weevils are almost entirely plant feeders, and most species are associated with a narrow range of hosts, in many cases only living on a single species.


2

A small mottled spider with large pedipalps stands on the edge of a leaf.
Cscr-featured.svg Credit: André Karwath

Ozyptila praticola is a species of crab spider found throughout Europe and the Middle East. They do not build webs to trap prey, but are active hunters. Crab spiders are so named because of their first two pairs of legs, which are held out to the side giving them a crab-like appearance.


3

A bulbous orange spider, with yellow markings lined in black.
Cscr-featured.svg Credit: Piccolo Namek

The family Araneidae, or orb-weaver spiders (Araneus marmoreus pictured), are the familiar builders of spiral wheel-shaped webs often found in gardens, fields and forests. The family is large, including over 2800 species in over 160 genera worldwide, making it the third largest family of spiders (after Salticidae and Linyphiidae).


4

A hairy dull brown insect with long, recurved mouthparts and prominent antennae.
Cscr-featured.svg Credit: Fir0002

Reduviidae (Hemiptera) is a large, cosmopolitan family of predatory insects, including the assassin bugs , wheel bugs and thread-legged bugs. There are about 7,000 species, making Reduviidae one of the largest families in the Hemiptera.


5

A crab lifts sand out from the water into its mouth. The crab is mostly white, with purple joints, and a bluish hue to the carapace.
Cscr-featured.svg Credit: User:LiquidGhoul

Soldier crabs of the genus Mictyris, including M. longicarpus (pictured), congregate at low tide to feed by filtering mud. As the tide rises, they bury themselves, digging in a corkscrew pattern.


6

A slender black and white fly stands on four legs on a leaf, raising its hind legs behind it. It has feathery antennae and long piercing mouthparts.
Cscr-featured.svg Credit: Muhammad Mahdi Karim

The yellow fever mosquito, Aedes aegypti (Diptera: Culicidae), is a mosquito that can spread the dengue fever, Chikungunya and yellow fever viruses, and other diseases. It can be recognized by white markings on legs and a marking in the form of a lyre on the thorax.


7

On a perforated brown surface with large black-ringed yellow patches stands a shrimp. It is bright red with a few white horizontal bands.
Cscr-featured.svg Credit: Nick Hobgood

Periclimenes imperator (Decapoda: Palaemonidae) is a species of shrimp with a wide distribution across the Indo-Pacific that lives commensally on a number of hosts, including the sea slug Hexabranchus.


8

Two large-eyed flies are seen in mid-flight. The upper fly holds the lower one firmly in its legs.
Cscr-featured.svg Credit: Fir0002

Simosyrphus grandicornis is an Australasian species of hoverfly (Diptera: Syrphidae), and is one of the two most common hoverflies in Australia, alongside Melangyna viridiceps. Pictured above is a pair of S. grandicornis mating in flight.


9

A large pale grey sac enters the frame from the top left. Only a small part is brown and hard, matching four pairs of legs and some mouthparts. Each leg is around 1 mm long, but the whole animal is several time larger.
Cscr-featured.svg Credit: Richard Bartz

Ixodes ricinus, the castor bean tick, is a chiefly European species of hard-bodied tick. It may reach a length of 11 mm (0.43 in) when engorged with a blood meal (pictured), and can transmit a number of diseases to its hosts.


10

A medium-sized butterfly rests on some bark; it has brown wings with a few small spots of blue within black circles within large yellow rings.
Cscr-featured.svg Credit: JJ Harrison

The Meadow Argus, Junonia villida (Lepidoptera: Nymphalidae), is a butterfly commonly found in Australia. It is also known as Albin's Hampstead Eye in the United Kingdom, where it has occurred only as an accidental import.


11

A horsetail stem stands erect; at the top, there is a pale brown insect with small hind wings and two long caudal filaments.
Cscr-featured.svg Credit: Richard Bartz

Mayflies (subimago of Rhithrogena germanica pictured) comprise around 2,500 species of insects which belong to the Order Ephemeroptera. They are aquatic insects whose immature stage usually lasts one year in fresh water, while the adults are short-lived, surviving from a few minutes to a few days.


12

A shiny green beetle with an iridescent sheen crawls over a head of white blossom.
Cscr-featured.svg Credit: Chrumps

The rose chafer Cetonia aurata (Coleoptera: Scarabaeidae) is a beetle, 20 mm (¾ in) long, that has metallic green coloration.


13

Dozens of barnacles abut on a rock. Each has a thick white wall surrounding a rounded kite-shaped centre of four plates.
Cscr-featured.svg Credit: Michael Maggs

Chthamalus stellatus is a barnacle found in the Atlantic Ocean from Shetland to southern Europe.


14

Close-up of the front of a large crab. Its upper surface is purple while the lower surface is white with patches of yellowish hairs.
Cscr-featured.svg Credit: Kevin Cole

The Dungeness crab, Metacarcinus magister (formerly Cancer magister), is a species of crab that inhabits West Coast eelgrass beds and water bottoms from Alaska's Aleutian Islands to Santa Cruz, California.


15

A small spider's head in close-up. Four eyes face forwards (the centre ones larger than the outer ones), and further eyes look to the side. The head is clothed in coarse white hairs.
Cscr-featured.svg Credit: JJ Harrison

Jumping spiders (head of Clynotis severus pictured) comprise around 5,000 described species in over 500 genera, making them the largest family of spiders, with about 13% of all species. Jumping spiders have excellent vision , which they use for actively hunting prey.


16

A wasp is seen face-on. Its jaws are open and hold a large droplet of a clear liquid.
Cscr-featured.svg Credit: Alvesgaspar

Polistes dominula, sometimes referred to as the European paper wasp, is one of the more common and well-known species of social wasps in Europe. It is considered an invasive species in Canada and the United States.


17

A large butterfly with a white-on-black spotted body feeds on a flower head. Its wings are folded, showing large brown patches, except at the edges, which are similarly spotted.
Cscr-featured.svg Credit: Derek Ramsey

The Monarch butterfly, Danaus plexippus, (seen here on Echinacea purpurea) is a milkweed butterfly in the family Nymphalidae. It is perhaps the best known of all North American butterflies, and is famous for its migrations.


18

A large dragonfly rests on a dead leaf. It has a brown body with clear wings, except for the orange pterostigma.
Cscr-featured.svg Credit: Muhammad Mahdi Karim

Pantala flavescens, the Globe Skimmer or Wandering Glider, is one of two species of dragonfly in the genus Pantala (Libellulidae). It is considered to be the most widespread dragonfly on Earth, as well as being the dragonfly with the highest recorded flight, and the first dragonfly to re-colonise Bikini Atoll after the nuclear tests.


19

A mass of pinkish animals. Dark spots are visible on many of their tails.
Cscr-featured.svg Credit: Hans Hillewaert

Squilla mantis is a species of mantis shrimp chiefly found and fished in the Mediterranean Sea. It grows up to 200 millimetres (8 in) long, and is of the spearer type. It is generally dull brown in colouration, but has two brown eye spots, circled in white, at the base of the telson.


20

Two disc-shaped animals with legs protruding from their underside walk over a forest of hairs.
Cscr-featured.svg Credit: USDA

Varroa destructor (shown in false-colour SEM on a honey bee) is an external parasitic mite that attacks the honey bees Apis cerana and Apis mellifera, causing the disease called varroatosis. A significant mite infestation will lead to the death of a honey bee colony, and may be a contributing factor to colony collapse disorder (CCD).


21

A small whitish spider: its abdomen and the front of its head are clothed in dense white hairs.
Cscr-featured.svg Credit: Kaldari

Thiodina puerpera is a species of jumping spider commonly found in the eastern United States. Adult females are 7–11 millimetres (0.28–0.43 in) long; adult males are 5–7 mm (0.20–0.28 in) long.


22

An orange crab with bright red legs and alert eyes sits on dark rocks.
Cscr-featured.svg Credit: Elizabeth Crapo, NOAA Corps

The Sally Lightfoot crab, Grapsus grapsus, is a shore crab that lives from the Gulf of California to the Galápagos Islands.


23

A scorpion against a white background.
Cscr-featured.svg Credit: JJ Harrison

Cercophonius squama, commonly known as the forest scorpion or wood scorpion, is a scorpion native to southeastern Australia, and is the only scorpion in Tasmania.


24

Dorsal and ventral sides of the large branchiopod Triops longicaudatus.
Cscr-featured.svg Credit: Micha L. Rieser

Triops longicaudatus is a freshwater crustacean of the order Notostraca. It is considered a living fossil because its from has changed little from its ancestors 70 million years ago.


25

The eastern lubber grasshopper (Romalea guttata) mating.
Cscr-featured.svg Credit: www.birdphotos.com

Romalea guttata (formerly Romalea microptera, and commonly known as the eastern lubber grasshopper or just lubber grasshopper) is a species of grasshopper native to the southeastern and south-central United States. It is a distinctive species, and is well known both for its size and its unique coloration.


26

The head of a large ant, seen from above, emphasising the large mandibles.
Cscr-featured.svg Credit: Fir0002

Myrmecia (bulldog ants, bull ants, inch ants, sergeant ants, jumper ants or Jack jumper ants) is a genus of ants. They can grow to over 40 mm (1.6 in) long, and almost all of the approximately 90 species are endemic to Australia.


27

A colourful mantis shrimp is seen head-on. Its antennae are spread sideways, and its clubbed claws are held ready to strike.
Cscr-featured.svg Credit: Jens Petersen

Mantis shrimp (peacock mantis shrimp – Odontodactylus scyllarus – pictured) are marine crustaceans of the order Stomatopoda. They take their name from the physical resemblance to praying mantises and shrimp.


28

A small green cicada on a twig.
Cscr-featured.svg Credit: Quartl

The buffalo treehopper, Stictocephala bisonia (formerly Ceresa bisonia), is a species of treehopper native to North America. They use their piercing mouthparts to feed on the sap of plants including black locust, clover, elm, goldenrod and willow.


29

A horseshoe crab, seen from above. Behind the large, rounded carapace is a flattened abdomen with spines along its sides. A long, rigid telson extends far behind.
Cscr-featured.svg Credit: Didier Descouens

The Atlantic horseshoe crab, Limulus polyphemus, is a marine chelicerate arthropod. It is most commonly found in the Gulf of Mexico and along the northern Atlantic coast of North America, with Delaware Bay a main area of annual migration.


30

Cscr-featured.svg Credit: KarlR

Longhorn beetles (Saperda carcharias pictured) are a cosmopolitan family of beetles, Cerambycidae, characterised by extremely long antennae. It is a large family, with over 20,000 described species; several are serious pests, with the larvae boring into wood.


 

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