The Asian tiger mosquito, Aedes albopictus, or Stegomyia albopicta. This species can transmit Yellow fever, Zika, West Nile virus, Dengue fever and Chikungunya. This species originates from South East Asia, but has spread to Europe, America and Africa
The Asian bush mosquito, Aedes japonicus, vector of West Nile virus:
The species Anopheles atroparvus, common in Europe. This species was a malaria vector in Europe, until malaria was eradicated after the 2nd world war:
The malaria mosquito, Anopheles gambiae, vector of the most dangerous malaria parasite:
The common house mosquito, Culex pipiens. For the interactive view in the 3rd photo, I have put the mosquito on a daisy flower for support, since the specimen tends to bend during capturing when put on a needle. So this setting was not encountered in nature.
The banded mosquito, Culiseta annulata is a relatively large species, which is common in central Europe