Naval Academy
UNITED STATES. See UNITED STATES NAVAL ACADEMY.
NAVAL INSIGNIA. The devices used to indicate the ranks, ships, and squadrons of officers in naval service. Those 6 ⑦ 10 * **** *** *** = क - 1 NAVAL INSIGNIA-OFFICERS' INSIGNIA ON COLLAR 1. Admiral of the Navy 2. Admiral 3. Vice-Admiral 4. Rear-Admiral 5. Commodore 6. Captain 7. Commander (Silver Leaf) 8. Lieutenant-Commander (Gold Leaf) genus Argonauta (see ARGONAUT), and not to nautilus; and to the pearly nautilus (N. pompilius), for a long period the only known species. In zoölogy, the typical and only recent genus of the family Nautilidæ. The shell is involute, with an outer porcellaneous and an inner nacreous layer.