The last item contained copies of 13 letters sent to Linnaeus, which were packed with biological observations.
Almost all descriptions were in Latin, a very few in Swedish. After blood meal ingestion, proteases are active only in the posterior midgut. Dyar and Knab criticized Theobald's reliance on the structure and distribution of scales to group mosquitoes into genera and higher taxa and proposed an alternative classification of the Culicidae based on larval characters, essentially the setae of the terminal abdominal segments.
Use of certain of these names for the yellow fever mosquito, or recommendations for their use, continued into the twentieth century, e.
Typhimurium Serotypes belonging to other subspecies are designated by their antigenic formulae following the subspecies name e.
An egg raft of a Culex species, partly broken, showing individual egg shapes Some other species, for example members of the genus Mansonialay their eggs in arrays, attached usually to the under-surfaces of waterlily pads.
The preferred victim's sweat smells more attractive than others' because of the proportions of the carbon dioxide, octenoland other compounds that make up body odor. Particular insect groups included locusts, cicadas, bees, and flies.