Rajiform: seen in rays, skates, and mantas when thrust is produced by vertical undulations along large, well developed pectoral fins.
•
Gymnotiform: undulations of a long anal fin, essentially upside down amiiform
United States Air Force | Royal Air Force | United States Army Air Forces | Royal Canadian Air Force | Indian Air Force | United States Air Force Academy | Special Air Service | Fleet Air Arm | National Air and Space Museum | Royal Australian Air Force | Strategic Air Command | Delta Air Lines | Air Canada | Israeli Air Force | International Air Transport Association | Air Training Command | United States Army Air Corps | French Air Force | Air National Guard | Edwards Air Force Base | Air Education and Training Command | Air France | water | Royal Naval Air Service | First Air Force | South African Air Force | Wright-Patterson Air Force Base | Air Ministry | Wacken Open Air | Clean Water Act |