1. Teeth Arm

Marine Battalion

Bttn HQ: 4 rifle sqds, 3x fixed 37mmL20 Inf guns, 0/10 AAMG
3 Companies@
CHQ: 2 rifle sqds
3 platoons@ 3 rifle sqds, 3 BAR
1 platoon: 4-6 MMG

1 Support Company:

CHQ: 1 rifle sqd
1 battery: 6x 81mm or 4x 3" Stokes mortars
2 platoons@ 4x .50" AAHMG
2 platoons@ 4 MMG

Reserve Infantry Battalion

Bttn HQ: 2 rifle sqds
4 Companies@
CHQ: 1 rifle sqd
2-3 platoons@ 3 rifle sqds, 2 BAR

2. Regiment Support

Marine Regiment

HQ: 6 rifle/SMG sqds with:
2 Marine Companies@
CHQ: 2 rifle sqds
3 platoons@ 4(12 man) rifle/SMG sqds, 3 BAR

3. Divisional Support

Up to:

2 Artillery Battalions@
BHQ: 6 rifle sqds, Obsolete FC
3 batteries@ 4x 155mm M1918

4 Artillery Battalions@

BHQ: 4 rifle sqds, obsolete FC
3 batteries@ 4x 18pdr/75mmL33

3 Anti-Ship Mortar Batteries@ 4x 12" M1908 mortars, static, gunpits, Obsolete FC
# Batteries@ 6x 3"L21 AA, fixed
# Platoons@ 4 MMG or .50" AAHMG

4. Notes

a) Infantry have no radios or A/T grenades. May have limited telephone communications.
b) The Regiment has 3 Marine Battalions and 1 Reserve Battalion.
c) only one of the Marine Battalions has the 10x AAMG in the Battalion HQ.
d) The 12" mortars have APHE, with very few HE rounds. The artillery and 37mm infantry guns have HE only.
e) This list does not include heavier anti-shipping guns and other remnants of the American and Philippines Armies that arrived from Luzon.