ORDER OF BATTLE, CAPE TOROKINA ASSAULT
3d Marine Division Task Organization

By its operation orders of 6 and 8 October 1943, and its operation plan of 15 October 1943, the 3d Marine Division had divided itself into three "Task Units" for the purpose of conducting the landing operation. As modified by a change dated 18 October 1943, these units were formed as follows:¹

Task Unit A-1--Col. George W. McHenry

1. 3d CT (as designated by Opn O 18-43)
2. 2d Raider Regt (less 3d Raider Bn)
3. Adv Ech Branch #3, 4th Base Depot (less Det's)
4. H&S Co 3d Med Bn
5. Com Unit #7 (less Det)
6. Det Adv Naval Base Unit #7
7. Det S&S Co 3d Serv Bn
8. Det Acorn 13
9. Det NCB IMAC
10. Det H&S Btry 12th Mar

Task Unit A-2--Col. Edward A. Craig

1. 9th CT (as designated by Opn O 18-43)
2. 3d Raider Bn
3. Adv Ech Hq IMAC
4. 1st Ech Comd Gp 3d MarDiv
5. 3d Sig Co (Incl Div Warning Center) (less Det)
6. 3d MP Co (less 3d Plat)
7. Det H&S Btry 12th Mar
8. 3d Hd Co (less Comd Gp & 3 Band Sec's)
9. Co E 3d Med Bn (less Det)
10. Det H&S Co 3d Tk Bn
11. 4th Plat Co D (Sct) 3d Tk Bn
12. Det NCB IMAC

Task Unit A-3--Lt. Col. Edward H. Forney, Jr.

1. Det H&S Btry 3d Def Bn
2. 90mm Gp 3d Def Bn
3. Sp Wpn Gp H&S Btry 3d Def Bn
4. Btry H 3d Def Bn
5. Btry I 3d Def Bn
6. 1st Plat Btry A 3d Sp Wpn Bn
7. 4th Plat Btry A 3d Sp Wpn Bn
8. Det #1 Hq COMAIRNORSOLS
9. 602 Radar Team IMAC
10. Argus #5
11. Det Com Unit #7 (Incl 3d Separate Wire Plat)
12. Co A 3d Amph Trac Bn
13. Det NCB IMAC
14. Det 3d Mar

15. Det 9th Mar
16. Det Boat Pool #11
17. Det 3d Sig Co
18. Det 3d Hq Co
19. Det Co E 3d Med Bn

The combat teams (CT) were made up as follows:²

3d CT

1. 3d Mar (less Det of 20)
2. 3d Bn 12th Mar
3. Det H&S Co 19th Mar
4. Hq Co 3d Bn 19th Mar (less 3 Co Hq Det's)
5. Co C 19th Mar
6. Co F 19th Mar (plus 1-10)
7. Co I 19th Mar (plus Co Hq Det)
8. Ep & Mal Cont Gp
9. Air Liaison Party #3
10. 3d Band Sec
11. 3d Plat Btry A 3d Sp Wpn Bn
12. 3d Plat Co D (Sct) 3d Tk Bn
13. Mun Sec Ord Co 3d Serv Bn
14. 3d Plat S&S Co 3d Serv Bn (less Bkry & Salv Sec's)
15. Co C 3d Med Bn
16. Co 3d MT Bn

9th CT

1. 9th Mar (less Det of 20)
2. 1st Bn 12th Mar
3. Hq Co 1st Bn 19th Mar
4. Co A 19th Mar
5. Co D 19th Mar (plus 1-10)
6. Co G 19th Mar (plus Co Hq Det)
7. Ep & Mal Cont Gp
8. Air Liaison Party #1
9. 1st Band Sec
10. 1st Plat Btry A 3d Sp Wpn Bn
11. 1st Plat Co D (Sct) 3d Tk Bn
12. Mun Sec 1st Plat Ord Co 3d Serv Bn
13. 1st Plat S&S Co 3d Serv Bn (less Bkry & Salv Sec's)
14. Co A 3d Med Bn
15. Co A 3d MT Bn

21st CT

1. 2d Bn, 12th Marines (pack howitzers)
2. Hq Co, 2d Bn, 19th Marines
3. B Co, 19th Marines
4. E Co, 19th Marines
5. H Co, 19th Marines
6. B Co, 3d Tank Bn
7. B Co, 3d Amphibian Tractor Bn
8. B Co, 3d MT Bn
9. B Co, 3d Med Bn
10. D Battery, 3d Special Wpns Bn
11. 2d Plat, Btry A, 3d Sp Wpns Bn
12. 2d Scout Plat, D Co, 3d Tank Bn
13. 2d Plat, 3d S&S Co (less Bakery and Salvage Sections)
14. Mun Sec, 2d Plat, 3d Ordnance Co
15. 2d Band Sec
16. Epidemic and Malaria Control Units

On 3 October 1943, the 2d Raider Regiment (Provisional), which was a unit of IMAC³ had been attached to the 3d Marine Division for assignment to duty. The 3d Marine Division further attached the Regiment, less the 3d Battalion, to the 3d Marines, and the Raiders became a part of task unit A-1. The 3d Battalion was attached to the 9th Marines and became a part of task unit A-2.⁴

ORDER OF BATTLE, TREASURY ISLANDS OPERATION
8th New Zealand Brigade Group of the 3d New Zealand Division

Headquarters:
Hq, 8th NZ Brig Gp
Joint Signal Section
8th Defense Platoon
Sec, 5th Pro Company
64th LAD

New Zealand Units:

38th Fd Regiment
29th Light AA Regiment (less 2 Batteries)
54th Anti-tank Battery
23d Fd Company
29th Battalion
34th Battalion
36th Battalion
8th Brig. Machine Gun Company
4th Motor Transport Company
Number 1 Receiving Section
7th New Zealand Ambulance Section
2d Field Surgery
10th Mobile Dental Section
Malarial Control Section

United States Units:

198th CA (aa) Regt (less 1 Bn) prov.
Co A, 87th NCB
Detachment, Hq, COMAIRNORSOLS
Air Warning Unit No. 2
Argus No. 6
Detachment, Advance Naval Base Unit No. 7
Boat Pool No. 10
Communication Unit No. 8
2d Operation Platoon, Company A, IMAC
Signal Battalion.

ORDER OF BATTLE, EMIRAU LANDING
4th Marines Regimental Combat Team

Emirau Landing Force--Brig Gen A. H. Noble

4th Marines (Reinforced)--LtCol Alan Shapley

Pioneer Co., 19th Marines
Co. D, IMAC Med Bn
Det, MT Co
Det, Service and Supply Platoon
Co. A (Lt Tanks), 3d Tank Bn
Co. C (Reinforced), 3d Amph Trac Bn
2 Shore Fire Control Parties
Det, IMAC Signal Bn
1 Platoon, 40mm, 14th Defense Bn
2 Platoons, 20mm, 14th Defense Bn
Reconnaissance Detachment, COMAIRNORSOLS

Air Command--Col W. L. McKittrick

Hq, COMAIR EMIRAU
Argus 13
Naval Base Unit--LtComdr Kelly, USN
Advance Echelon, NABU #8
Boat Pool 14

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Footnotes

1. See 3d MarDiv Opn Plan No. 1, dated 15 October 1943, and the modification thereto dated 18 October 1943.

2. 3d MarDiv Operation Order 18-43, 6 October 1943.

3. 3d MarDiv Opn Plan, 1.

4. 3d MarDiv Opn Rpt, 333.