How Big is Russia Compared to Other Countries. Russia, also known as the Russian Federation is a country located in Northern Eurasia. This country occupies 17,075,200 square kilometers or 10,610,037 square miles of land easily making it the biggest country in the world. However this is a very basic measure that doesnât help us understand or describe how big Russia is compared to other countries, such as Canada, US or Australia.
Dorsal muscles of the head and trunk include the serratus  posterior, the serratus posterior superior, the splenius capitis,  the spinalis, the latissimus dorsi, the multifi â¦ dus, and the  sphincter ani internus.
Trilobite facial sutures on the dorsal side can be roughly divided into five main types according to where the sutures end relative to the genal angle (the edges where the side and rear margins of the cephalon converge). Opisthoparian-The facial suture ends at the posterior margin of the cephalon. 2  Example genera showing this type of suture include Peltura of Olenina (Ptychopariida) and Bumastus of Illaenina (Corynexochida). 3  This is the most common type of facial suture.