DescriptionEB1911 Mycetozoa - Didymium difforme - hatching of the spores.jpg	English: Stages in the hatching of the spores of Didymium difforme (see legend below).
Date	published 1911
Source	Encyclopædia Britannica (11th ed.), v. 19, 1911, “Mycetozoa,” fig. 1, p. 106.
Author	After A. Lister. From the British Museum's Guide to the British Mycetozoa.
Permission (Reusing this file)	Public domainPublic domainfalsefalse This image comes from the 13th edition of the Encyclopædia Britannica or earlier. The copyrights for that book have expired in the United States because the book was first published in the US with the publication occurring before January 1, 1929. As such, this image is in the public domain in the United States.

a, The unruptured spore.

b, The protoplasmic contents of the spore emerging. It contains a nucleus with the (light) nucleolus, and a contractile vacuole (shaded).

c, The same, free from the spore wall.

d, Zoospore, with nucleus at the base of the flagellum, and contractile vacuole.

e, A zoospore with pseudopodial processes at the posterior end, to one of which a bacillus adheres. Two digestive vacuoles in the interior contain ingested bacilli.

f, Amoeboid phase with retracted flagellum.