A proboscis /proÊËbÉsÉªs/ is an elongated appendage from the head of an animal, either a vertebrate or an invertebrate.In invertebrates, the term usually refers to tubular mouthparts used for feeding and sucking.he elephant 's trunk and the tapir 's elongated nose are called proboscis, as is the snout of the male elephant seal. The proboscis monkey is named for its enormous nose. An abnormal facial appendage that sometimes accompanies ocular and nasal abnormalities in humans is also called a proboscis.
The House of Representatives allows for no more than 435 representatives to be divided among the 50 states, the District of Columbia and the five U.S. territories (American Samoa, Guam, Northern Marina Islands, Puerto Rico and the U.S. Virgin Islands).
Among other duties, representatives introduce bills and resolutions, offer amendments and serve on committees. The number of representatives with full voting rights is 435, a number set by Public Law 62-5 on August 8, 1911, and in effect since 1913. The number of representatives per state is proportionate to population. Article 1, Section 2 of the Constitution provides for both the minimum and maximum sizes for the House of Representatives.