A priest who has charge of religious services in the army or navy, subject either to the local Ordinary, or to a constituted Bishop Ordinary, Episcopus castrensis (of the camp), for army and navy, with faculties varying according to circumstances. The common law of the Church states merely that military chaplains must observe the particular prescriptions given out by the Holy See. The Cardinal-Archbishop of New York is at present Bishop Ordinary of the United States army and navy chaplains, assisted by four vicars general in charge of the Atlantic, Great Lakes, Gulf, and Pacific vicariates. In Great Britain the Cardinal-Archbishop of Westminster is the ecclesiastical superior for the navy and the Right Reverend William Keatinge, titular Bishop of Metellopolis, is bishop in ordinary for the British Army and also for the Royal Air Force.