The Society for the study of flies (Diptera)
Affiliated to the British Entomological and Natural History Society (BENHS)
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Dipterists Digest vol 5, 1990, edited by Derek Whiteley.
| Page | Title | Author(s) | |
|---|---|---|---|
| 2 - 4 | A tale of two texts | Martin C. D. Speight |  |
| 5 - 18 | Keys to distinguish Platycheirus angustipes, P. europaeus, P. occultus, and P. ramsarensis (Dipt., Syrphidae) from other clypeatus group species known in Europe | Martin C. D. Speight & Pierre Goeldlin de Tiefenau | |
| 19 - 44 | Sur quelques espéces de Platycheirus (Diptera, Syrphidae) nouvelles ou mèconnues | Pierre Goeldlin de Tiefenau, Alain Maibach & Martin C.D. Speight |