Rummynose tetras combine into a single genus
The three species of rummynose, Hemigrammus bleheri, H.rhodostomus and Petitella georgiae have now all been placed into Petitella, in a
Read moreThe three species of rummynose, Hemigrammus bleheri, H.rhodostomus and Petitella georgiae have now all been placed into Petitella, in a
Read more