1: Girl mostly into turning inside out - it's never ending! (11)
6: Crew member is one in operating room (3)
8: Make southpaw north (5)
9: Priestess betrays Sen. Kefauver (5)
11: Mann's 'Death in Venice' Dorothy sent up (3)
12: To discover how far in they were, he thumped roughly without hesitation. (5)
13: Giant fish, note, approaches Italian city (not capital) (9)
15: Freshen the atmosphere (3)
16: Float me a loan covering breakfast, perhaps (7)
18: However, you expect trouble at first (3)
19: Incredibly stoned, taking Intro to Math final (7)
22: Capture perfect score in review (3)
23: Disorder outside is undermining the state (9)
24: Do as I say in short retreat (5)
26: Complain about the horse (3)
28: Penniless meal is fantastic (5)
29: Smell of some amoral upstart (5)
30: Drawing, for example, a bit of a cartoon (3)
31: Barque, for one, is a trio-tutor (5-6)