How to pronounce “horsefly” in English

They found ladybugs at 6,000 feet during the daytime; striped cucumber beetles at 3,000 feet during the night. They collected 3 scorpion flies at 5,000 feet;31 fruit flies between 200 and 3,000; a fungus gnat at 7,000 feet, another at 10,000. They trapped an anthrax-transmitting horseflyat 200 feet and another at 1,000.