Theca. various types of sheath in animals and plants: (1) A cell wall in certain amoebae (thecamoebae). (2) A chitinoid membrane in hydroid polyps; hence the division into the suborders Thecaphora and Athecata. (3) The connective tissue surrounding ovarian follicles in vertebrates (theca folliculi). (4) A tooth socket in the jawbone of mammals and crocodiles. (5) A capsule for spores in mosses.
LOCATION AND SIZE. Once known as Holland, the Netherlands is located in Western Europe. It borders Belgium to the south, Germany to the east and north, and the North Sea along its western coast. The country has a total area of 41,526 square kilometers (16,485 square miles).
Well, Amsterdam is the capital of the Netherlands, a country in North-Western Europe. The Netherlands is better known as âHolland.â But Holland is actually the name of a region which today consists of the countryâs two Western-most provinces.he Netherlands is bordered by Belgium in the South, Germany in the East and the Northsea in the North and West. Amsterdam is located in the South of the province of North Holland: