Greggery Peccary, 0:50-1:51. Source/transcription: lead melody from below, adapted to the Studio Tan version by KS.
The percussion part is only very roughly indicated as, bottom up, bass drum, toms/various ticks, snare drum, cymbals.
Greggery Peccary, section, lead melody. Source: page 45 from Josh Oxford's dissertation "Scrutinizing Frank Zappa's "The adventures of Greggery Peccary"".