[1.24.15-21] > Touton houtos horismenon pros toi baryteroi ton > menonton phthongon eilephtho to elachiston pyknon; touto > d' estai to ek duo dieseon (enarmonion elachiston; epeita > deuteron pros toi autoi; touto de estai to ek duo dieseon) > chromatikon elachiston. esontai de (hai) duo li|chanoi > eilemmenai duo genon barytatai, he men harmonias he de chromatos. > >> let us take the smallest pyknon, placed next to the lower >> of the fixed notes. This will be the one composed of two >> enharmonic or two of the smallest chromatic diesis. The two >> lichanoi thus specified will be the lowest in each of the >> two genera, one in the enharmonic, the other in the chromatic:

Extracting what is relevant to this genus:

[1.24.15-21] >> let us take the ... _pyknon_ ... composed of two enharmonic >> ... dieses. The ... [_lichanos_] thus specified will be the >> lowest in ... the enharmonic [genus]. THIS ALREADY APPEARS ABOVE vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv

[2.50.23-24] > Mia men oun ton diaipeseon estin enarmonios en he > to men pyknon hemitonion esti to | de loipon ditonon. > >> One of these divisions is enharmonic, in which the _pyknon_ >> is a semitone and the remainder a ditone.

> [2.50.22 ...] Mia men [23] oun ton diaipeseon estin enarmonios, > [24] en he to men pyknon, hemitonion esti; > to [25] de loipon, ditonon. > >> One of these divisions [of the tetrachord] is enharmonic, in >> which the pyknon is a semitone and the remainder a ditone