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).
In the House, representation is based on the number of people living in each state. There are a total of 435 representatives in the House. Each member represents an area of the state, known as a congressional district. The number of representatives is based on the number of districts in a state. Therefore, states with larger populations have more representation than states with smaller populations.