Jonas Niclas Ahl
Jonas Nicolaus Ahl, also written as Jonas Nicolas Ahl or Jonas Nicholaus Ahl was a Swedish zoologist and botanist.
Biography
Jonas Nicolaus Ahl was born on in Hudiksvall, province of Hälsingland, Sweden. He studied at the Vasaskolan Gymnasium in Gävle before joining Uppsala University, where he earned his doctorate in 1789 under the supervision of Carl Peter Thunberg. He married Margareta Sophia Alenius on and died on in Sala, Sweden.Zoological legacy
In his 1789 dissertation, he described the genus Ophichthus as well as the species Echidna nebulosa and Gymnothorax pictus.Although doubts have been raised about the authorship of this description, because at the time it was common practice for the thesis supervisor to write the dissertation, the initial description of the genus Ophichthus and the species Echidna nebulosa and Gymnothorax pictus remains attributed to Jonas Nicolaus Ahl.