The Fowler's Corydoras (Corydoras fowleri), is an armored catfish from the family Callichthyidae found in the Amazon River Basin.
https://repository.si.edu/bitstream/handle/10088/16864/1/USNMP-116_3498_1964.pdf
https://www.tandfonline.com/doi/abs/10.1080/01650528609360697?journalCode=nnfe20