Abstract
Eight hundred and seventeen ectoparasites are recorded from 520 mammal hosts including man. Additional annoyance of Triatoma protracta and Culex tarsalis to man is reported. Extensions of range are recorded for Orchopeas sexdentatus nevadensis, Odontopsyllus dentatus, Cediopsylla inaequalis interrupta, Anomiopsyllus nudatus, and Myodopsylloides palposus.