Potamocloeon (A.) freitagae, nymph morphology: a right mandible b right prostheca c left mandible d left prostheca e metanotum (left side), with minute hind protopteron (mature nymph) f gill I g gill II h gill III i gill IV j gill V k gill VI l gill VII.

  Part of: Kaltenbach T, Mary N, Gattolliat J-L (2021) The Baetidae (Ephemeroptera) of the Comoros and Mayotte. African Invertebrates 62(2): 427-463. https://doi.org/10.3897/afrinvertebr.62.70632