| Date | 1891 |
| Author | Cerqueira |
| Contribution | Described tinea nigra as a keratomycosis, thus noting its fungal etiology. |
| Reference | Rippon |
| Notes | The work was not published until the 20th. Century. The agent, later called Cladosporium werneckii, invades the stratum corneum of the skin, and thus barely qualifies as an infection. |
| Category | Causation |
| Pathogen Class | Fungi |
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