WLocusta migratoria migratorioides, commonly known as the African migratory locust, is a subspecies of the migratory locust in the family Acrididae.
WAnticheta atriseta is a species of fly in the family Sciomyzidae, the marsh flies or snail-killing flies.
WArchytas apicifer is a medium to large sized Nearctic tachinid fly. The species name was authored by the German entomologist Johann Friedrich Jaennicke (1867) and presumably named after the Greek classical philosopher and mathematician Archytas. The larvae are parasites of several caterpillar species.
WBombus monticola, the bilberry bumblebee, blaeberry bumblebee or mountain bumblebee, is a species of bumblebee found in Europe.
WBrachypalpus oarus is a species of syrphid fly in the family Syrphidae.
WChaetopsis massyla is a species of ulidiid or picture-winged fly in the genus Chaetopsis of the family Ulidiidae.
WCheilosia vicina is a hoverfly species found in the Palearctic.
WClusia lateralis is a species of fly in the family Clusiidae.
WCoenosia antennata is a species of fly in the family Muscidae. It is found in the Palearctic.
WCompsobata univitta is a species of stilt-legged flies in the family Micropezidae.
WComptosia insignis is a species of bee flies in the family Bombyliidae.
WCryptomeigenia demylus is a species of bristle fly in the family Tachinidae. It is found in North America.
WDictyophorus griseus is a species of African grasshopper in the family Pyrgomorphidae, the gaudy grasshoppers.
WDrosophila guttifera is a species of vinegar fly in the Drosophila quinaria species group.
WEgle ciliata is a species of root-maggot flies in the family Anthomyiidae.
WEpalpus signifer is a species of bristle fly in the family Tachinidae. It is found in North America.
WEristalis flavipes is a species in the family Syrphidae, in the order Diptera ("flies").
WEudioctria albius is a species of robber flies in the family Asilidae.
WEutrichota lipsia is a species of root-maggot flies in the family Anthomyiidae.
WGraphomya eustolia is a species of fly from the family Muscidae. It occurs in Southern Africa.
WHarpagoxenus sublaevis is a species of ant in the subfamily Myrmicinae. It is found in Austria, France, Germany, Italy, and Switzerland.
WHelophilus fasciatus is a species of syrphid fly in the family Syrphidae.
WHolopyga fastuosa is a species of cuckoo wasp.
WHylemya alcathoe is a species of root-maggot flies in the family Anthomyiidae.
WLaphria sadales is a species of robber flies in the family Asilidae.
WLeucophenga varia is a species of fruit fly in the family Drosophilidae. It occurs in North America.
WLucilia cluvia is a species of blow fly in the family Calliphoridae.
WMachimus setibarbus is a species of fly in the family Asilidae, the robber flies and assassin flies.
WMallota bautias is a species of hoverfly. It is known for being particularly bee-like. It is found in eastern North America.
WThe melon fly (Bactrocera cucurbitae) is a fruit fly of the family Tephritidae. It is a serious agricultural pest, particularly in Hawaii.
WMetopolophium dirhodum, the rose-grain aphid or rose-grass aphid, is a species of sap-sucking insect in the family Aphididae found worldwide. Its primary host is rose, and its secondary host is a grass, including cereals such as wheat, barley, oats and rye. It is an important vector of the barley yellow dwarf virus (BYDV) which causes serious reductions in yields of affected crops.
WMusca vetustissima, commonly known as the Australian bush fly, is a species of fly found in Australia. It is the specific fly that has given rise to the expression "Aussie salute".
WNeoitamus cyanurus, the Common Awl Robberfly is a species of 'stiletto flies' belonging to the family Asilidae.
WOemopteryx glacialis, the Canadian willowfly, is a species of winter stonefly in the family Taeniopterygidae. It is found in North America.
WPheidole pallidula is a species of ant in the genus Pheidole. It is widespread around the Mediterranean.
WPlatycheirus immarginatus is a species of hoverfly. It is found in parts of northern Europe and northern North America.
WPogonortalis doclea, the boatman fly, is a species of signal flies.
WRhamphomyia simplex is a species of dance flies, in the fly family Empididae. It has a limited distribution. It is known from Ireland, east to Germany and from Sweden, Finland and north-west Russia.
WRhaphium appendiculatum is a species of fly in the family Dolichopodidae. It is found in the Palearctic.
WSericomyia militaris is a North American species of flower fly or hoverfly.
WSiphona maculata is a Palearctic species of fly in the family Tachinidae.
WSpilomyia alcimus is a species of syrphid fly in the family Syrphidae.
WTemnostoma daochus is a species of syrphid fly in the family Syrphidae.
WThaumatomyia annulata is a species of grass fly in the family Chloropidae.
WToxophora amphitea is a species of bee fly in the family Bombyliidae.
WUrothemis edwardsii, or blue basker is a species of dragonfly in the family Libellulidae. It is found in Algeria, Angola, Benin, Botswana, Burkina Faso, Cameroon, Chad, the Democratic Republic of the Congo, Ivory Coast, Egypt, Gambia, Ghana, Guinea, Kenya, Liberia, Malawi, Mali, Mauritania, Mozambique, Namibia, Niger, Nigeria, Senegal, Sierra Leone, Somalia, South Africa, Sudan, Tanzania, Uganda, Zambia, Zimbabwe, and possibly Burundi. Its natural habitats are freshwater lakes, intermittent freshwater lakes, freshwater marshes, and intermittent freshwater marshes.