** Eunectes beniensis, the Bolivian anaconda, the most recently defined species, is found in the Departments of Beni and Pando in Bolivia.

** This German publication is both one of the most comprehensive general introductions to the life and works of the philosopher and physician Avicenna ( Ibn Sīnā, d. 1037 ) and an extensive and careful survey of his contribution to the history of science.

** Khmer New Year, or Chol Chnam Thmey, most commonly celebrated on April 13 ( Cambodia )

** Aquila pattern power armour is the most commonly used type of power armour in the Space Marines inventory

** howitzers: capable of high angle fire, they are most often employed for indirect-fire.

** Roman Britain or Britannia, a Roman province covering most of modern England and Wales and some of southern Scotland from 43 to 410 AD

** List of most common family names

** He has the most centuries for a West Indian

** The Nintendo 3DS is backward compatible with most of the Nintendo DS and Nintendo DSi software.

** The PlayStation 2 is backward compatible with most of the original PlayStation library.

** Initial PlayStation 3 models are backward compatible with most PlayStation and PlayStation 2 games.

** dry summer, wet winter: Most regions of the earth receive most of their rainfall during the summer months ; Mediterranean climate regions receive their rainfall during the winter months.

** Standard Chinese, the standard form of the Chinese language in China, Taiwan and Singapore, and the variety most commonly taught as a foreign language

** Wang Yangming, most influential proponent of xinxue or " state of mind.

** Western canon, the books, music, and art that have been the most influential in shaping Western culture

** Canon of Dutch Literature, list of the most important Dutch literary works

** The base of the breech is the metal disk that forms the most forward part of the cascable and rests against the breech itself, right next to the base ring.

** State Diet ( In German: Landtag ), state parliament of most of the German federated states

** ( 1936 ) Yorktown-class aircraft carrier, and the most decorated US Navy ship

** Fiddling from Appalachia, the most well-known style today, featuring heavy use of droning and double-stops as well as syncopated bowing patterns.

** Filter ( Unix ), a program that gets most of its data from its standard input ( the main input stream ) and writes its main results to its standard output ( the main output stream )

** Head teacher, the most senior teacher and leader of a school

** Monkey lemurs, most terrestrial of lemurs, often compared to baboons or macaques.

** ISO 3166-1 alpha-2 – two-letter country codes which are the most widely used of the three, and used most prominently for the Internet's country code top-level domains ( with a few exceptions ).

** Commodore 64 ( or C64 or C = 64 ), an 8-bit home computer released by Commodore International in August 1982, the single best-selling personal computer model of all-time

** Currently second all-time in Big Ten Conference victories with 848.

** The United States dollar exchange rate with the Deutsche Mark falls to 1. 7079 DM, the all-time low so far ; this record is not broken until November 5, 1987.

** The Dow Jones Industrial Average surges 43. 41 points, or 4. 25 %, to close at 1, 065. 49, its first all-time high in more than 9 years.

** Nikkei 225 for Tokyo Stock Exchange hits its all-time intra-day high of 38, 957. 44 and closing high at 38, 915. 87.

** Skateboarder Andy Macdonald won his 15th X Games medal, surpassing Tony Hawk as the all-time leader in skateboarding medals.

** 25th all-time by winning percentage

** World ; " Gold will stay at an all-time high ".

** Eunectes murinus, the green anaconda, the largest species, is found east of the Andes in Colombia, Venezuela, the Guianas, Ecuador, Peru, Bolivia, Brazil and on the island of Trinidad.

** Eunectes notaeus, the yellow anaconda, a smaller species, is found in eastern Bolivia, southern Brazil, Paraguay and northeastern Argentina.

** Eunectes deschauenseei, the dark-spotted anaconda, is a rare species found in northeastern Brazil and coastal French Guiana.

** Well-ordering theorem: Every set can be well-ordered.

** Tarski's theorem: For every infinite set A, there is a bijective map between the sets A and A × A.

** Trichotomy: If two sets are given, then either they have the same cardinality, or one has a smaller cardinality than the other.

** The Cartesian product of any family of nonempty sets is nonempty.

** König's theorem: Colloquially, the sum of a sequence of cardinals is strictly less than the product of a sequence of larger cardinals.

** Every surjective function has a right inverse.

** Zorn's lemma: Every non-empty partially ordered set in which every chain ( i. e. totally ordered subset ) has an upper bound contains at least one maximal element.

** Hausdorff maximal principle: In any partially ordered set, every totally ordered subset is contained in a maximal totally ordered subset.

** Tukey's lemma: Every non-empty collection of finite character has a maximal element with respect to inclusion.

** Antichain principle: Every partially ordered set has a maximal antichain.

** Every vector space has a basis.

** Every unital ring other than the trivial ring contains a maximal ideal.

** For every non-empty set S there is a binary operation defined on S that makes it a group.

** The closed unit ball of the dual of a normed vector space over the reals has an extreme point.

** Tychonoff's theorem stating that every product of compact topological spaces is compact.

** In the product topology, the closure of a product of subsets is equal to the product of the closures.

** If S is a set of sentences of first-order logic and B is a consistent subset of S, then B is included in a set that is maximal among consistent subsets of S. The special case where S is the set of all first-order sentences in a given signature is weaker, equivalent to the Boolean prime ideal theorem ; see the section " Weaker forms " below.

** Any union of countably many countable sets is itself countable.