MYCETOZOA 187 



Suborder 1 Euplasmodia Lister 



Spores develop within sporangia Tribe 1 Endosporeae 



Spores violet or violet-brown Legion 1 Amaurosporales 



Sporangia with lime Sublegion 1 Calcarinea 



Lime in small granular form Family 1 Physaridae 



Lime in crystalline form Family 2 Didymiidae 



Sporangia without lime Sublegion 2 Amaurochaetinea 



Sporangia stalked Family 1 Stemonitidae 



Sporangia combined into aethalium Family 2 Amaurochaetidae 



Spores variously colored, but never violet Legion 2 Lamprosporales 



Capillitium absent or not forming a system of uniform threads 



Sublegion 1 Aneminea 



Sporangium-wall membranous; with minute round granules 



Family 1 Cribrariidae 



Sporangia solitary; sessile or stalked Family 2 Liceidae 



Sporangium-wall membranous without granular deposits 



Family 3 Tubulinidae 

 Many sporangia more or less closely fused to form large bodies (ae- 



thalia); sporangium-wall incomplete and perforated 



Family 4 Reticulariidae 



Sporangia forming aethalium Family 5 Lycogalidae 



Capillitium a system of uniform threads Sublegion 2 Caloneminea 



Capillitium threads with spiral or annular thickenings 



Family 1 Trichiidae 

 Capillitium combined into an elastic network with thickenings in forms 



of cogs, half-rings, spines, or warts Family 2 Arcyriidae 



Capillitium abundant; sporangia normally sessile 



Family 3 Margaritidae 



Spores develop on the surface of sporophores Tribe 2 Exosporeae 



Spores white; borne singly on filiform stalk Family 1 Ceratiomyxidae 



Family Physaridae 



Genus Badhamia Berkeley (Fig. 70, a, b). Capillitium, a 

 coarse network charged with lime throughout. 



Genus Fuligo Haller (Fig. 70, c, d). Capillitium, a delicate 

 network of threads with vesicular expansions filled with gran- 

 ules of lime. 



Family Didymiidae 



Genus Didymium Schrader (Fig. 70, e, /). Lime crystals 

 stellate; distributed over the wall of sporangium. 



Family Stemonitidae 

 Genus Stemonitis Gleditsch (Fig. 70, g, h). Sporangium- 



