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May 21, 1927


JAMA. 1927;88(21):1653-1654. doi:10.1001/jama.1927.02680470039019

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Combating the Tsetse Fly in Nigeria  The government of Nigeria has been investigating for five years the tsetse fly problem. It is now known that there are several species of this vector, which is responsible for so much disease in man and animals in that colony. Glossina morsitans and longipalpis, game-feeding bush tsetse, inhibit the keeping of cattle and horses, while the riverine species G. palpalis and tachinoides, though dangerous to stock in the presence of game from which the virus of nagana is derived, are more harmful as the carriers of trypanosomiasis. In the wetter southern part of the country, almost everywhere at least two of these species may be found, frequently three of them, and in certain areas all four range together, the limiting factors in their detailed distribution being the type of forest that prevails and the abundance or otherwise of the wild ungulates.The site of

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