The word also denotes supporting structures in the spongy substance of the bone. (2) In reference to invertebrates, the word is also used in several senses. In ascidians, the trabeculae are slender cords that unite the outer wall of the peribranchial cavity with the pharynx and provide support. In gastropods, they are folds that project into the kidneys.
Don't waste your time trying to stock up on unlimited Metro cards. Unlimited-ride MetroCards purchased at today's prices will stay valid for trips after fares rise Dec. 30 - but not for very long. The MTA has set grace periods for each type of unlimited MetroCard that range from one day to six weeks. At the end, software at subway turnstiles and bus fareboxes will reject the MetroCards as payment.
1 July 4, 1998 â 7-Day and 30-Day Unlimited Ride MetroCards were introduced, at $17 and $63 respectively. 2  A 30-day Express Bus Plus MetroCard, allowing unlimited rides on express buses in addition to local buses and the subway, was also introduced at $120. The 7 Day Express Bus Plus MetroCard is the only Unlimited-Ride MetroCard accepted on Atlantic Express routes X23/X24 and MTA express buses. 2  The 30-Day AirTrain JFK MetroCard is the only Unlimited-Ride MetroCard accepted on AirTrain JFK. 3  This MetroCard is not valid on any other services.