Fig. 24. Ecteinomyces trichopterophilus Thaxt. A–E. Mature thalli. In C, a very slender and flexuous thallus with up to 43 receptacular cells, and in D a gigantic thallus, both from Acrotrichis intermedia. F. Immature thallus. Antheridia (an) are labelled in A and F. Scale bars: 50 µm. Photographs from slides ZMUC C-F-122497 (A–B, E–F), ZMUC C-F-122653 (C–D).