Colonization of a <i>Cecropia</i> sp. domatium.

<p><i>(a)</i> Parenchyma (white tissue) of the inner domatium wall. The part from where it has been scraped off is marked with a circle; <i>(b)</i> An <i>Azteca xanthochroa</i> queen with a parenchyma pile inoculated with chaetothyrialean fungi (foundress patch). Eggs and larvae are deposited next to the fungal patch (circle); <i>(c)</i> Detail of an <i>Azteca constructor</i> foundress patch with hyphae and <i>(d)</i> conidiophores (arrowheads). Scale bars: <i>(a)</i> 2cm, <i>(b)</i> 2mm.