40's obviously use the 9 textures already detected

A0's are the issue here...
those appear to be objects!  Nifty!
AAA378	9	10	11
AAA8F8	12	13
AAA9FC	13
AAAF7C	12	13
AAB390	14

The pointer after the rom address is involved in a redirect to image declarations
In the sample, all 4X binaries used 800C2770, which are the 9 assigned to the stage
AXs use 800C2928	(scenario-specific pickups)
B584C8 uses 800C29D2	(ammo placeholders)
BXs use 800C29C2	(parachutes)
CXs use 800C2A88	(weapon placeholders)

add C00 to pointer (and clear 0x8000000) for rom offset
-or, 
subtract 800C2740 from pointer, divide by 2, and that's your index

AA9034	bracelet or watch
AA93F0	satellite stand 1
AA97B0	satellite stand 2
AA9B70	satellite stand 3
AAA378	satellite dish
AAA8F8	flag - team 1
AAA9FC	base for flag
AAAF7C	flag - team 2
AAB390	briefcase
B48690	parachute
B48CD0	folded parachute
B49310	parachute
B49950	folded parachute
B49F90	parachute
B4A5D0	folded parachute
B4AC10	parachute
B4B890	folded parachute
B584C8	cube	probably placeholder for ammo
C15E6C	triangular prism w/ knob on the end
C16028	triangular prism w/ knob on the end
C161E4	triangular prism w/ knob on the end
C163A0	triangular prism w/ knob on the end
C16AC0	triangular prism

+-+-+
ROM offset	rdram addies at runtime	total number of rooms
00462750	00000000	00000000	0000005B 

0  005A	room 5A	00C8 00FF 0000 0059 0057 0096 0020 0050 0000 00FF 0000 0000 
1  0000	round thing.  parachute animation controller+#steps	0004 
2  004E	room 4E + room position list	#room, pos list
3  0007	flag team 0	0000
4  0006	base team 0	0000
5  0006	base team 1	0001
6  0008	flag team 1	0001
7  0003	dish base 1	0001
8  0004	dish base 2	0002
9  0005	dish base 3	0003
A  0002	dish (all)	0000
B  0001	briefcase	0000
C  0004	chute folded	1014 1003 1006 100E 1008 100B 1018 1003 0000 1014 101E 0000 
D  0004	chute folded	100F 100B 100A 100F 1006 100B 101B 1001 0000 100F 100D 0000 
E  0004	chute folded	100E 1016 101B 100E 1008 1017 1012 1001 0000 1009 1004 0000 
F  0004	chute folded	100A 1004 100A 1011 1006 1016 1020 1003 0000 100F 101E 0000 
10 0004	chute folded	1010 1016 1010 1010 1008 1017 1012 101E 0000 1009 101E 0000 
11 0004	chute folded	100D 1016 1018 100F 1008 100B 301A 301B 0000 1018 301B 0000 
12 0004	chute folded	1006 1004 1006 100E 1006 100B 1018 1001 0000 1014 1004 0000 
13 0004	chute folded	1009 100B 101B 100F 1004 100B 101E 101E 0000 1009 100D 0000 
14 0004	chute folded	101B 1003 1018 100E 1008 100B 101C 1018 0000 1018 101E 0000 
15 0017	tri prism	0000 0000
16 0017	tri prism	0000 0000
17 0017	tri prism	0000 0000
18 0017	tri prism	0000 0000
19 0017	tri prism	0000 0000
1A 0017	tri prism	0000 0000
1B 0017	tri prism	0000 0000
1C 0017	tri prism	0000 0000
1D 0036	room 36 post	0000
1E 0036	room 36 post	0000
1F 0036	room 36 post	0000
20 0036	room 36 post	0000
21 0036	room 36 post	0000
22 0036	room 36 post	0000
23 0036	room 36 post	0000
24 0036	room 36 post	0000
25 0013	knob prism 1	0000
26 0014	knob prism 2	0000
27 0015	knob prism 3	0000
28 0016	knob prism 4	0000
29 0001	chute (ani)	0000
2A 0002	chute folded	0000
2B 0004	blue cube	301B 3015 301A 301A 2003 3015 301A 101E 0000 1020 101E 0000 
2C 0004	blue cube	1020 1000 1018 1010 1000 1000 101C 1018 0000 1020 101E 0000 
2D 0004	blue cube	1012 1003 1010 1010 1006 1017 1012 1003 0000 1009 100D 0000 
2E 0017	tri prism	0000 0001
2F 0017	tri prism	0000 0001
30 0017	tri prism	0000 0001
31 0017	tri prism	0000 0001
32 0017	tri prism	0000 0001
33 0017	tri prism	0000 0000
34 0017	tri prism	0001 0001
35 0017	tri prism	0001 0001
36 0017	tri prism	0001 0001
37 0017	tri prism	0001 0001
38 0003	chute (ani)	0000
39 0004	chute folded	0000
3A 0005	chute (ani)	0000
3B 0006	chute folded	0000
3C 0007	chute (ani)	0000
3D 0008	chute folded	0000
3E 001D	room 1D
3F 0025	room 25
40 0000	room 00
41 0001	room 01
42 000C	room 0C
43 0015	room 15
44 0016	room 16
45 001C	room 1C
46 0017	room 17
47 0018	room 18
48 0019	room 19
49 001A	room 1A
4A 0026	room 26
4B 001B	room 1B
4C 0027	room 27
4D 0002	room 02
4E 0003	room 03
4F 0029	room 29
50 0006	room 06
51 0005	room 05
52 0004	room 04
53 002D	room 2D
54 0007	room 07
55 0008	room 08
56 0009	room 09
57 0031	room 31
58 0032	room 32
59 0056	room 56
5A 0033	room 33
5B 0057	room 57
5C 0028	room 28
5D 004F	room 4F
5E 002A	room 2A
5F 002B	room 2B
60 0050	room 50
61 002C	room 2C
62 0051	room 51
63 0052	room 52
64 0034	room 34
65 0035	room 35
66 0058	room 58
67 0059	room 59
68 002E	room 2E
69 002F	room 2F
6A 0030	room 30
6B 0053	room 53
6C 0054	room 54
6D 0055	room 55
6E 000D	room 0D
6F 000B	room 0B
70 000A	room 0A
71 0024	room 24
72 0023	room 23
73 000E	room 0E
74 0022	room 22
75 0010	room 10
76 000F	room 0F
77 0021	room 21
78 0012	room 12
79 0011	room 11
7A 0020	room 20
7B 0013	room 13
7C 001F	room 1F
7D 0014	room 14
7E 001E	room 1E
