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).
Number of Representatives. The Constitution set the number of representatives at 65 from 1787 until the first enumeration in 1790. The first apportionment, based on the 1790 census, resulted in 105 members. From 1800 through 1840, the number of representatives was determined by the ratio of the number of persons each was to represent (fixed ratio), although the way to handle fractional remainders changed.