| Lambs: Lat |
AGNI |
| Laze |
LOLL |
| Light beer ad word |
LESS |
| Lingering effect |
ECHO |
| Love letter sign-off |
ASEVER |
| Mah-jongg pieces |
TILES |
| Make better |
HEAL |
| Many-headed monster |
HYDRA |
| Night sky streaker |
COMET |
| Not minding one's manners |
RUDE |
| One may be fawning |
DOE |
| Part of PGA: Abbr |
ASSN |
| Parts of lbs |
OZS |
| PayPal funds |
ECASH |
| Persian for "king" |
SHAH |
| Phenom |
WHIZ |
| Pioneer 10 or Voyager 1 |
JUPITERPROBE |
| Pop |
SODA |
| Pop star |
IDOL |
| Quaint love letter opener |
MYDEAR |
| Rating from Moody's |
AAA |
| Ready to drive |
TEED |
| Reason for braces, perhaps |
GAP |
| Shipping magnate Onassis |
ARI |
| Spacely Space Sprockets employee |
GEORGEJETSON |
| Sports group |
TEAM |
| Take back to the lab |
RETEST |
| Theoretical proto-person |
APEMAN |
| This puzzle's title, based on the starts of 20-, 32-, 41- and 57-Across |
BYLINES |
| Tiger's weapon |
CLAW |
| Turn down |
DENY |
| Umbrella-carrying Disney character |
JIMINYCRICKET |
| Un-PC purchase? |
IMAC |
| Wear a long face |
POUT |
| Went south, in a way |
SAGGED |
| Wordsmith Webster |
NOAH |
| Works on the road |
TARS |
| Yale of Yale |
ELIHU |
