April 1957 – vol. 50, issue 4–164 Diptera with n o close relatives, being" the only member of the family Neottiophilidae. T h e larvae are ectoparasites of nestling birds and live in the lining of the nest, periodically attaching themselves to the nestlings and sucking blood. They are thus similar in habits to the unrelated Protocalliphora azurea, discussed earlier (Owen, 1954; Owen and Ash, 1955)Neottiophilum seems much rarer in B... This article is only available to registered users.To read more, please log in or purchase a subscription.