Not counting missing versions of airframes we already have, here is a quick list of carrier aircraft that are not yet in AH.
United States
F4F Wildcat (Main USN fighter until the arrival of the Hellcat in 1943)
SBD Dauntless (USN dive bomber at the time of US entry)
TBD Devastator (Obsolete USN torpedo bomber at the time of US entry)
SB2C Helldiver (Disappointing USN dive bomber)
Japanese
D3A "Val" (Main Japanese dive bomber, obsolete by mid-1942)
D4Y Suisei "Judy" (Replacement dive bomber for the D3A)
B5N "Kate" (Obsolete Japanese torpedo bomber)
B6N Tenzan "Jill" (Japanese torpedo bomber entering service in 1943)
B7A "Ryusei "Grace" (Carrier ready, but never flew off of a carrier)
United Kingdom
Firefly (British carrier strike aircraft, first British aircraft over Tokyo)
Fulmar (Obsolete heavy fighter entering service in 1940)
Roc (Obsolete turreted British fighter)
Sea Hurricane (Navalized version of the Hurricane)
Skua (Obsolete British dive bomber)
Swordfish (Obsolete, but stunningly successful, British torpedo bomber)
Germany
Bf109T (Navalized version of the Bf109E, never flew off of a carrier)
Ju87 (Navalized version produced, never flew off of a carrier)