Codes
Object Groups (OG)
Each object belongs to one of ten object groups.
Object Group (OG)
|
Description
|
CS |
chipped stone |
GS |
ground stone |
BN |
bone |
PR |
project records |
SH |
shell |
OO |
other organic |
SP |
samples |
HM |
historic materials |
LB |
level bag |
MW |
modified wood |
Object Types (OT)
Each object group contains a number of object types.
Chipped Stone (CS)Object Type |
Description |
01 |
projectile point |
02 |
hafted drill |
03 |
projectile point tip or midsection |
04 |
preform |
05 |
other biface |
06 |
endscraper |
07 |
side scraper |
08 |
flake drill/perforator |
09 |
composite scraper |
10 |
unidirectional core |
11 |
cobble core w cutting and/or scraping edge |
12 |
cobble core w/o cutting and/or scraping edge |
13 |
other core |
14 |
flake debitage w. cortex (with bulb and part of platform) |
15 |
flake debitage w. no cortex (with bulb and part of platform) |
16 |
cobble spall |
17 |
flake shatter (flakes without bulbs or platforms) |
18 |
blocky shatter (not part of a broken flake) |
19 |
unimarginal retouch on cobble spall |
20 |
bimarginal retouch on cobble spall |
21 |
uni/bimarginal retouch on cobble spall |
22 |
unimarginal retouch on flake |
23 |
bimarginal retouch on flake |
24 |
uni/bimarginal retouch on flake |
25 |
unsorted debitage (may include other rocks) |
26 |
other core w/cutting scraping edge |
Ground Stone (GS) Object Type |
Description |
31 |
pestle |
32 |
mortar |
33 |
net sinker |
34 |
hammerstone |
35 |
abrader |
36 |
FCR |
37 |
ground stone other |
Bone (BN) Object Type |
Description |
40 |
other modified bone/antler |
41 |
harpoon |
42 |
awl/needle |
43 |
bead |
44 |
antler (unmodified) |
45 |
fish remains |
46 |
bird remains |
47 |
mammal remains |
48 |
other bone (e. g., reptile and amphibian bones, nids) |
49 |
insect remains |
Project Record (PR) Type |
Description |
51 |
background records |
52 |
survey records |
53 |
excavation records |
54 |
field catalogues |
55 |
analysis records |
56 |
report records |
57 |
photos/negatives |
58 |
photo catalogues |
Shell (SH) Object Type |
Description |
61 |
bead |
62 |
ornament |
63 |
remains |