Definition of courier: An individual responsible for the exchange of items between two or more parties. Couriers are usually employed by a company that charges a flat rate to the party using the courier service. Federal Express, UPS, DHL, and the United States Post Office all employ couriers to deliver mail and packages.
At least 3 bacterial morphotypes, as well as fungal mycelia, thelastomatid nematodes, and ingested material are found in the hindgut. At annual molt, the lumen bacteria virtually disappear; presumably they are replaced from anterior gut regions, ingested exuvium, and ingested soil.
morphotype In taxonomy, a specimen chosen to illustrate a morphological variation within a species population.Cite this article. Pick a style below, and copy the text for your bibliography. Most online reference entries and articles do not have page numbers. 2  Therefore, that information is unavailable for most Encyclopedia.com content. 3  However, the date of retrieval is often important. 4  Refer to each styleâs convention regarding the best way to format page numbers and retrieval dates.