A few things that I found on the underside of the leaves of a small oak tree yesterday. Galls, parasitoids, egg casings, and who knows what...
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| The parasitoid wasp Discritulus planiceps uses a sycamore aphid (Drepanosiphum platanoidis) as its host, building a disc shaped cocoon directly under it (The disc is approx 2.5mm in diameter). |
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| Oyster gall. Produced by the wasp Neuroterus anthracinus. |
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| Oyster gall. Produced by the wasp Neuroterus anthracinus. |
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| Oyster gall. Produced by the wasp Neuroterus anthracinus. |
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| The strange 'sputnik like' sac structures are produced by the spider Paidiscura pallens |
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| Oyster gall. Produced by the wasp Neuroterus anthracinus. |
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| Spangle gall. Produced by the wasp Neuroterus quercusbaccarum. |
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