a basidiomycete, because he interpreted some unusual microscopic structures to be clamp connections structures associated only with the basidiomycete fungi. In another publication later that year, he specified the mycobiont to be a hymenomycete, and described the monotypic genus Herpothallion to supersede the old name Chiodecton sanguineum.[9] Although Vernon Ahmadjian corroborated the presence of clamp connections in the species when he studied the species' cytology in 1967