Proboscis. proboscis. 1. (Science: zoology) A hollow organ or tube attached to the head, or connected with the mouth, of various animals, and generally used in taking food or drink; a snout; a trunk. The proboscis of an elephant is a flexible muscular elongation of the nose.The proboscis of insects is usually a chitinous tube formed by the modified maxillae, or by the labium. 2. (Science: zoology) By extension, applied to various tubelike mouth organs of the lower animals that can be everted or protruded.he proboscis of an elephant is a flexible muscular elongation of the nose. The proboscis of insects is usually a chitinous tube formed by the modified maxillae, or by the labium.
California currently has 53 members in the US  House of Representatives. That number will be adjusted after the  2020 US Census, effective with the 2022 elections.  Califo â¦ rnia has 55 representatives.
The Senate reached 100 members when Hawaii was admitted as a state in 1959. The number of House Members is set by public law and could be altered were Congress to pass a new public law changing the size of the House. The House of Representatives has had 435 Members since 1913.When Congress was created in 1789, there were 65 House Members and 26 Senators. In the First Congress, a Member of the House represented 30,000 citizens. Today, a Congressman/woman represents an average of 710,767 citizens.he Senate reached 100 members when Hawaii was admitted as a state in 1959. The number of House Members is set by public law and could be altered were Congress to pass a new public law changing the size of the House. The House of Representatives has had 435 Members since 1913.