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HL-Codes 6.2.2 (Short - Full PDF - Chart)
HL-(HierarchicaL·HydrologicaL·HistoricaL) Codes of oceans, waters, straits, continents, regions, subregions and countries

A2|A-3	Code	Description(s)

Z0|KCZ	800	Arctic Climate Zone (90° <-> 66°33'39"/60°)
Z1|NTZ	801	Northern Temperate Zone (66°33'39"/60° <-> 23°26'22")
ZK|SKZ	801 5	Subarctic Climate Zone (66°/70° <-> 46°/50°)
Z2|ECZ	802	Equator Climate Zone (23°26'22" <-> -23°26'22")
ZN|Z2N	802 6	Northern Equator Zone (23°26'22" <-> 0°)
ZS|Z2S	802 8	Southern Equator Zone (0° <-> -23°26'22")
Z3|STZ	803	Southern Temperate Zone (-23°26'22" <-> -66°33'39")
ZQ|SQZ	803 7	Subantarctic Climate Zone (-46° <-> -60°/-66°)
Z4|QCZ	804	Antarctic Climate Zone (-66°33'39"/-60° <-> -90°)

IW|INW	900|700	International Waters (High Seas - DIAM+ - IHO+)

XK|AKO	901|701	Arctic Ocean (Northern) [Z0]
OA|WAK	901	702-06	Arctic Ocean (Pacific)
OB|EAK	901	707-08	Arctic Ocean (Atlantic)

XP|PAO	902|709	Pacific Ocean [Z1-Z3]
OC|NPO	902	710	Pacific Ocean (North) [Z1(+Z2n)]
OD|NWP	902	710	711-15	Pacific Ocean (North-West)
OE|NEP	902	710	716-17	Pacific Ocean (North-East)
OF|CPO	902	718	Pacific Ocean (Central) [Z2]
OG|WCP	902	718	719-20	Pacific Ocean (West-Central)
RX|SCX	904	718	719	721	South China Sea & East Indian Archipelago
VP|SCS	904	718	719	721	722	South China Sea (IHO & SeaVoX Area)
EI|EIA	904	718	719	721	723-25	East Indian Archipelago (IHO & SeaVoX Area)
OH|ECP	902	718	726	Pacific Ocean (East-Central)
OI|SPO	902	727	Pacific Ocean (South) [Z3(+Z2s)]
OJ|SWP	902	727	728	Pacific Ocean (South-West)
OK|SEP	902	727	729-31	Pacific Ocean (South-East)

XL|ALO	904|732	Atlantic Ocean [Z1-Z3]
OL|NLO	904	733	Atlantic Ocean (North) [Z1(+Z2n)]
ON|NWL	904	733	734-40	Atlantic Ocean (North-West)
OO|NEL	904	733	741-46	Atlantic Ocean (North-East)
BC|BCS	904	733	741	747-50	Baltic Seas (IHO & SeaVoX Area)
OP|CLO	904	751	Atlantic Ocean (Central) [Z2]
OQ|WCL	904	751	752-53	Atlantic Ocean (West-Central)
CB|CBS	904	751	752	754-55	Caribbean Sea (IHO Sea Area)
OR|ECL	904	751	756-58	Atlantic Ocean (East-Central)
OS|SLO	904	759	Atlantic Ocean (South) [Z3(+Z2s)]
OT|SWL	904	759	760-61	Atlantic Ocean (South-West)
OU|SEL	904	759	762-63	Atlantic Ocean (South-East)

XD|MED	906|764	Mediterranean Region+ [Z1]
VS|MDS	906	765	Mediterranean Sea [Z1]
QB|WMD	906	765	766-67	Mediterranean Sea (North-West)
QC|CMD	906	765	768-70	Mediterranean Sea (East-Central)
QD|SCD	906	765	768	771	Mediterranean Sea (South-Central)
QE|EMD	906	765	772-74	Mediterranean Sea (North-East)
VT|BMD	906	775	Black Sea (Region)

XO|INO	907|776	Indian Ocean [Z2+Z3]
OV|WIO	907	777-79	Indian Ocean (West)
OW|EIO	907	780-81	Indian Ocean (East)
AH|AAM	907	780	782	Australasian Mediterranean Sea

XT|ATX	908|783	Antarctic Ocean (Southern) [Z4]
OX|WAT	908	784	Antarctic (Pacific)
OY|CAT	908	785-86	Antarctic (Atlantic)
OZ|EAT	908	787-88	Antarctic (Indian Ocean)
QU|QUF	909|789	Undersea (features)

XA|ASA	910	Asia [Z1+Z2]
VB|AIW	910	001|790	Waters of Asia
HB|TEA	910	811	Temperate Asia [Z1]
YA|NAS	910	811	912	Northern Asia [Z1]
YB|WCM	910	811	913	West & Central Asia (with Near & Middle East)
YH|WAS	910	811	913	918	Western Asia [Z1+Z2]
HE|SIP	910	811	913	918	813	Sinai Pensinsula [Z1]
HF|ARP	910	811	913	918	814	Arabian Peninsula [Z2]
YG|SWA	910	811	913	918	917	South-West Asia [Z1]
YI|CAS	910	811	913	919	Central Asia [Z1]
YC|EAS	910	811	914	Eastern Asia [Z1]
HD|TRA	910	812	Tropical Asia [Z2]
YD|SEA	910	812	915	South-Eastern Asia [Z2]
HG|MLA	910	812	915	815	Mainland Southeast Asia
HH|ICF	910	812	915	815	816	(French) Indochine
HJ|MTA	910	812	915	817	Maritime Southeast Asia
VP|SCS	910	812	915	817	722	South China Sea (IHO & SeaVoX Area)
YF|SAS	910	812	916	Southern Asia [Z1+Z2]
HP|ISC	910	812	916	818	Indian Sub Continent w/o India [Z2]
HW|TSZ	910	812	916	819	Temperate Subindian Zone [Z1]

XF|AFR	920	Africa [Z1-Z3]
VD|FIW	920	002|791	Waters of Africa
UW|SSF	920	911	Sub-Saharian Africa
QP|SFE	920	911	820	Southern & Eastern Africa
YM|EAF	920	911	820	924	Eastern Africa [Z2]
HA|HOA	920	911	820	924	810	Horn of Africa
QQ|AOI	920	911	820	924	810	821	(Africa Orientale Italiana)
WK|AGL	920	911	820	924	830	African Great Lakes
QR|DOA	920	911	820	924	830	822	(Deutsch Ostafrika)
QS|EAB	920	911	820	924	830	823	(British East Africa)
YN|SEF	920	911	820	924	925	South-Eastern Africa [Z2]
OV|WIO	920	911	820	924	925	777	Indian Ocean (West)
QV|RHF	920	911	820	924	925	825	(Federation Rhodesia & Nyasaland)
YO|SAF	920	911	820	926	Southern Africa [Z2]
YP|SWF	920	911	820	927	South-Western Africa
QW|CFW	920	911	826	Central & West Africa
YQ|WAF	920	911	826	928	Western Africa [Z2]
VV|MCN	920	911	826	928	095	Macaronesia [Z1]
QX|WAB	920	911	826	928	827	(British West Africa)
QY|AOF	920	911	826	928	828	(French West Africa)
YR|AFC	920	911	826	929	Central Africa [Z2]
QZ|EAC	920	911	826	929	829	Central African States
YK|NAF	920	922	Northern Africa (Z1)
YJ|NWF	920	922	921	North-Western Africa [Z1]
YL|NEF	920	922	923	North-Eastern Africa [Z1]

XU|EUR	930	Europe [Z1]
VF|UIW	930	003|792	Waters of Europe
TS|NUW	930	961	North & Western Europe [Z1]
ZR|NEU	930	961	932	Northern Europe [Z1]
WO|NDC	930	961	932	831	Nordic Countries [Z1]
WR|SKV	930	961	932	832	Scandinavia [Z1]
ZP|NWE	930	961	932	931	North-Western Europe [Z1]
ZY|WEU	930	961	938	Western Europe [Z1]
BX|BNL	930	961	938	837	Benelux States [Z1]
ZZ|CEU	930	961	939	Central Europe [Z1]
WX|WCE	930	961	939	839	West Central Europe [Z1]
TX|SUE	930	967	Southern & Eastern Europe [Z1]
ND|NEE	930	967	933	North-Eastern Europe [Z1]
ZT|EEU	930	967	934	Eastern Europe [Z1]
NW|NEW	930	967	934	833	New Eastern Europe
WW|ECE	930	967	934	838	East Central Europe [Z1]
ZV|SEU	930	967	936	Southern Europe [Z1]
WU|GMC	930	967	936	835	Greece & Mediterranean (Island) Countries
WV|ITP	930	967	936	836	Italian Peninsula
ZU|SEE	930	967	936	935	South-Eastern Europe [Z1]
WT|BAP	930	967	936	935	834	Balkan Peninsula
ZX|SWU	930	967	936	937	South-Western Europe [Z1]

XM|AMS	941	The Americas [Z1-Z3] ; (New World)
XN|AMN	941	940	North America [Z1+Z2]
VH|NIW	941	940	004|793	Waters of North America
WY|NWN	941	940	094|941	Subartic North-America [Z1]
YS|NNA	941	940	942	Northern North-America [Z1]
YX|SWN	941	940	947	Southwest North-America [Z2n]
WZ|LAC	941	943	Latin America & Caribbean [Z2+Z3]
WA|CAC	941	943	840	Central America & Caribbean [Z2n]
YU|CAR	941	943	840	944	The Caribbean [Z2n]
YV|LAN	941	943	840	944	945	Lesser Antilles [Z2n]
VW|LEE	941	943	840	944	945	096	Leeward Islands
VX|WIN	941	943	840	944	945	097	Windward Islands
AN|ANT	941	943	840	944	945	098	(Netherland Antilles)
WC|BWI	941	943	840	944	945	842	(British West Indies)
WD|FWI	941	943	840	944	945	843	(French West Indies)
YW|GAN	941	943	840	944	946	Greater Antilles [Z2n]
WG|JMD	941	943	840	944	946	845	(Jamaica & Dependencies)
WI|IOE	941	943	840	944	946	846	(Indias Occidentales Espanolas)
YY|SWC	941	943	840	944	948	Southwest Caribbean [Z2n]
YZ|CAM	941	943	840	949	Central America [Z2n]
WJ|NCM	941	943	840	949	847	(Northern Central America)
WL|SCM	941	943	840	949	848	(Southern Central America)
WM|CPI	941	943	840	949	849	(Central American Pacific Islands)
XS|SAM	941	943	950	South America [Z2s+Z3]
VJ|SIW	941	943	950	005|796	Waters of South America
WB|QZS	941	943	950	841	SAM Equator Climate Zone [Z2s]
ZD|NSA	941	943	950	841	952	Northern SAM [Z2s]
TE|NWS	941	943	950	841	952	951	North-Western SAM [Z2s]
ZE|NES	941	943	950	841	952	953	North-Eastern SAM [Z2s]
ZO|CSA	941	943	950	841	959	Central SAM [Z2s]
ZF|ESA	941	943	950	841	959	954	Eastern SAM [Z2s]
ZJ|WSA	941	943	950	841	959	958	Western SAM [Z2s]
WE|SZS	941	943	950	844	SAM Southern Temperate Zone [Z3]
ZH|SSA	941	943	950	844	956	Southern SAM [Z3]
ZG|SES	941	943	950	844	956	955	South-Eastern SAM [Z3]
ZI|SWS	941	943	950	844	956	957	South-Western SAM [Z3]

XC|OCE	960	Australasia, Oceania, Antarctica [Z2-Z4]
VK|CIW	960	006|797	Waters of Oceania
QF|AAS	960	860	Australasia [Z2+Z3]
NY|NZI	960	860	965	New Zealand & Islands [Z3]
QK|TNZ	960	860	965	865	New Zealandic Territories [Z2]
AJ|AUI	960	860	966	Australia & Islands [Z3]
QL|TAU	960	860	965	866	Australian Territories [Z3]
VY|WOC	960	860	965	866	968	Western Oceania [Z2]
QG|PIP	960	861	Pacific Islands & Polar (w/o AAS)
QN|EML	960	861	969	868	Eastern Melanesia
QO|WML	960	861	969	869	Western Melanesia ; Papuasia
ZB|MIC	960	861	962	Micronesia [Z2]
AC|AOC	960	861	962	099	(American Oceania)
ZC|POY	960	861	963	Polynesia [Z2]
QH|CPY	960	861	963	862	Central Polynesia
QI|WPY	960	861	963	863	Western Polynesia
QJ|EPY	960	861	963	864	Eastern Polynesia
VZ|MEL	960	861	969	Melanesia [Z2]
XQ|ATQ	960	861	970	Antarctica & adjacent Territories [Z4]
AQ|ATA	960	861	970	670	Antarctica [Z4]
VL|QIW	960	861	970	670	007|798	Waters of Antarctica
WQ|WAQ	960	861	970	670	974	West Antarctica
TY|TMA	960	861	970	670	975	Transantarctic Mountains & Adjacents
EQ|EAQ	960	861	970	670	976	East Antarctica
XT|ATX	960	861	970	908|783	Antarctic Ocean [Z4]
QM|SAI	960	861	970	908	867	Subantarctic Islands
XZ|ZLA	960	964	Zealandia (the 8th continent)

XW|WLD	980	World (Earth)
IV|AOC	981	APAC (Asia & Pacific)
IU|EFM	982	EMEA (Eurafrica & Middle East)
IK|AFA	983	Afrasia (Africa & Asia)
IJ|EUA	984	Eurasia (Europe & Asia)
II|EUF	985	Eurafrica (Europe & Africa)
IH|FEA	986	Afro-Eurasia (Africa & Eurasia) ; (Old World, Eurafrasia)
IG|NAW	987	Northern Africa and Western Asia
IF|NAE	988	Northern America and Europe
IB|NUL	989	Unclaimed Territories (Terra Nullius)

XG|ANG	990	Ancient Greece (1100-300 BCE)
DKA	990 1	Greek Dark Ages (1100-750 BCE)
ACG	990 2	Archaic Greece (800-480 BCE)
CLG	990 5	Classical Greece (500-323 BCE)
HLL	990 7	Hellenistic Greece (323-31 BCE)
RMG	990 8	Roman Greece (146-330 BCE/CE)

XE|CET	991	Celtic World (1200-0 BCE/CE)
UFC	991 1	Urnfield Culture (1300-750 BCE)
ABZ	991 2	Atlantic Bronze Age (1300-700 BCE)
GSC	999 3	Golasecca (1300-350 BCE)
HAL	991 6	Hallstatt (1200-500 BCE)
CIB	991 7 	Celtiberian Cultures (500-133 BCE)
LTE	991 8	La Tène (500-0 BCE/CE)

XH|AMH	992	Ancient & Medieval Far East (1020-1320 BCE/CE)
ZHD	992 1	Zhou Dynasty (1046-256 BCE)
QIN	992 2	Qin Dynasty (221-206 BCE)
HAN	992 3	Han Dynasty (206-220 BCE/CE)
TND	992 4	Tang Dynasty (618-907 CE)
NHP	992 5	Nara and Heian Periods (710-1185 CE)
GRY	992 6	Goryeo Dynasty (918-1392 CE)
SND	992 7	Song Dynasty (960-1279 CE)
MGE	992 8	Mongol Empire (1206-1368 CE)

XX|AMX	993	Ancient & Medieval India (600-550 BCE/CE)
MHJ	993 1	Mahajanapadas (600-345 BCE)
MAY	993 2	Maurya Empire (321-184 BCE)
SVH	993 3	Satavahana Empire (228-224 BCE/CE)
KND	993 4	Kuninda Kingdom (150-250 BCE/CE)
SGA	993 5	Shunga Empire (185-73 BCE)
KSH	993 6	Kushana Empire (30-375 CE)
GPT	993 7	Gupta Empire (240-550 CE)

XJ|AMJ	994	Ancient & Medieval Near East (1000-650 BCE/CE)
SRA	994 1	Kingdom of Israel (930-720 BCE)
JDA	994 2	Kingdom of Judah (930-587 BCE)
AYN	994 3	Neo-Assyrian Empire (911-609 BCE)
BYN	994 4	Neo-Babylonian Empire (626-539 BCE)
ACM	994 5	Achaemenid Empire (550-330 BCE)
NBN	994 6	Nabataean Kingdom (323-106 BCE/CE)
PTH	994 7	Parthian Empire (247-224 BCE/CE)
SNN	994 8	Sassanian Empire (224-651 CE)

XR|RMA	995	Ancient Rome (1200 BCE-476/80 CE)
ETC	995 2	Villanovan (1200-950-27 BCE)
LLC	995 3	Latial culture (1000-650 BCE)
RMK	995 5	Roman Kingdom (753-509 BCE)
RMR	995 6	Roman Republic (509-27 BCE)
RME	995 7	Roman Empire (27-395 BCE/CE)
RMW	995 8	Western Roman Empire (395-476/80 CE)

XB|BYZ	996	Byzantine Empire (330-395-1453 CE)
BYE	996 3	Early Byzantine Empire (330-717 CE)
BYM	996 5	Middle Byzantine Empire (717-1204 CE)
BYL	996 7	Late Byzantine Empire (1204-1453 CE)

XV|GVS	997	Goths & Vandals (150-650 CE)
GVI	997 2	Visigothic Kingdom (418-720 CE)
GVA	997 4	Vandal Kingdom (435-534 CE)
GVO	997 6	Ostrogothic Kingdom (493-553 CE)

XI|IWD	998	Islamic World & Ottoman Empire (632-1925 CE)
RSH 	998 1	Rashidun Caliphate (632-661 CE)
UYD 	998 2	Umayyad Caliphate (661-750 CE)
ABD 	998 3	Abbasid Caliphate (750-1517 CE)
OTE 	998 4	Ottoman Empire (1299-1922 CE)
SVE 	998 5	Safavid Empire (1501-1736 CE)
INM 	998 6	Mughal Empire (1526-1857 CE)
DRE 	998 7	Durrani Empire (1747-1863 CE)
QJD 	998 8	Qajar Dynasty (1789-1925 CE)
SKO 	998 9	Sokoto Caliphate (1804-1903 CE)

XY|XYX	999	somewhere & sometime (e.g. outer space or primeval)

HEU	999 3		Historical Epochs	3=European Version

HC|HOC	999 3	890	10000 BCE - today	Holocene
GLD	999 3	890 1	10000 - 6325 BCE	Greenlandian
NPP	999 3	890 2	 6325 - 2250 BCE	Northgrippian
AGC	999 3	890 3	 3500 - 1100 BCE	Aegean Civilization
HEL	999 3	890 3 5	 3500 - 1100 BCE	Helladic (GR-Mainland)
CYC	999 3	890 3 6	 3500 - 1100 BCE	Cycladic (GR-Cyclades)
MIO	999 3	890 3 7	 3500 - 1100 BCE	Minoan (GR-Crete)
MYC	999 3	890 3 8	 1750 - 1100 BCE	Mycenaean Greece

MGY	999 3	891	 2250 BCE - today	Meghalayan
NBZ	999 3 	891 1	 1800 -  500 BCE	Nordic Bronze (NDC)
GSC	999 3	891 2	 1300 -  350 BCE	Golasecca (ITP-North)
VLL	999 3	891 3	 1200 -  500 BCE	Villanovan (ITP-Etruscan)
HAL	999 3	891 6	 1200 -  500 BCE	Hallstatt (CEU)
LLC	999 3	891 7	 1000 -  600 BCE	Latial culture (ITP-Central)
LTE	999 3	891 8	  500 -    0 BCE/CE	La Tène (CEU)

NLT	999 3	892	10000 - 3500 BCE	Neolithic Period ; New Stone Age
PN1	999 3	892 1	10000 - 9000 BCE	Pre-Pottery Neolithic A [PPNA]
PN2	999 3	892 2	 9000 - 6500 BCE	Pre-Pottery Neolithic B [PPNB]
PN3	999 3	892 3	 6500 - 4500 BCE	Pre-Pottery Neolithic C [PPNC]
ENL	999 3	892 3 5	 6500 - 5800 BCE	Early Neolithic [EN]
MNL	999 3	892 3 6	 5800 - 5300 BCE	Middle Neolithic [MN]
LN1	999 3	892 3 7	 5300 - 4800 BCE	Late Neolithic I [LN1]
LN2	999 3	892 3 8	 4800 - 4500 BCE	Late Neolithic II [LN2]
FNL	999 3	892 4	 4500 - 3500 BCE	Final Neolithic [FN] ; Chalcolithic ; Copper Age

EBZ	999 3	893	 3500 - 1600 BCE	Early Bronze Age [CYC,HEL,MIO,CEU,NDC]
EB1	999 3	893 1	 3500 - 2800 BCE	[EC 1,EH 1,EM 1] EH1=Eutresis culture
EB2	999 3	893 2	 2800 - 2200 BCE	[EC 2,EH 2,EM 2] EH2=Korakou culture
EB3	999 3	893 3	 2200 - 2000 BCE	[EC 3,EH 3,EM 3,BZ A1] EH3=Tiryns culture
EB4	999 3	893 4	 2000 - 1900 BCE	[MC 1,MH 1,MM 1A,BZ A2]
EB5	999 3	893 5	 1900 - 1800 BCE	[MC 1,MH 2,MM 1B,BZ A2]
EB6	999 3	893 6	 1800 - 1750 BCE	[MC 2,MH 2,MM 2A,BZ A2,NB1(E)]
EB7	999 3	893 7	 1750 - 1700 BCE	[MC 2,MH 2,MM 2B,BZ A2,NB1]
EB8	999 3	893 8	 1700 - 1600 BCE	[MC 3,MH 3,MM 3A,BZ A2,NB1]

MBZ	999 3	894	 1600 - 1300 BCE	Middle Bronze Age [CYC,HEL,MIO,CEU,NDC]
MB1	999 3	894 1	 1600 - 1550 BCE	[MC 3,MH 3,MM 3B,BZ B,NB1]
MB2	999 3	894 2	 1550 - 1500 BCE	[LC 1,LH 1*,LM 1A,BZ B,NB1]
MB3	999 3	894 3	 1500 - 1450 BCE	[LC 2,LH 2A*,LM 1B,BZ C1,NB2]
MB4	999 3	894 4	 1450 - 1400 BCE	[LC 2,LH 2B*,LM 2,BZ C1,NB2]
MB5	999 3	894 5	 1400 - 1300 BCE	[LC 3,LH 3A,LM 3A,BZ C2,NB2]

LBZ	999 3	895	 1300 -  750 BCE	Late Bronze Age [CEU,ITP,NDC,WEU,CYC,HEL,MIO]
LB0	999 3	895 0	 1300 - 1200 BCE	[BZ D,GS:CC,NB3,LB 1,LC 3,LH 3B,LM 3B]
LB1	999 3	895 1	 1200 - 1100 BCE	[HA A1,GS:AC1|VL0,NB3,LB 2A,LC 3,LH 3C,LM 3C]
LB2	999 3	895 2	 1100 - 1050 BCE	[HA A2,GS:AC2|VL0,NB4(M),LB 2B]
LB3	999 3	895 3	 1050 - 1000 BCE	[HA B1,GS:CM|MP|VL0,NB4,LB 2C]
LB4	999 3	895 4	 1000 -  950 BCE	[HA B1,GS:CM|MP|VL0|LL1,NB4,LB 2C]
LB5	999 3	895 5	  950 -  900 BCE	[HA B2,GS1A|VL1|LL1,NB5,LB 3A]
LB6	999 3	895 6	  900 -  850 BCE	[HA B2,GS1A|VL1|LL2A,NB5,LB 3A]
LB7	999 3	895 7	  850 -  825 BCE	[HA B3,GS1B|VL2|LL2A,NB5,LB 3B]
LB8	999 3	895 8	  825 -  775 BCE	[HA B3,GS1B|VL2|LL2B,NB5,LB 3B]
LB9	999 3	895 9	  775 -  750 BCE	[HA B3,GS1B|VL2|LL3,NB5,LB 3B]

IOP	999 3	896	  750 - 1000 BCE/CE	Iron (Age) Period [CEU,ITP,NDC]
IO0	999 3	896 0	  750 -  725 BCE	[HA C,GS1C|VL3|LL3,NB6(L)]
IO1	999 3	896 1	  725 -  650 BCE	[HA C,GS1C|VL3|LL4A,NB6(L)]
IO2	999 3 	896 2	  650 -  625 BCE	[HA D,GS2|VL4|LL4A,NB6]
IO3	999 3 	896 3	  625 -  600 BCE	[HA D,GS2|VL4|LL4B,NB6]
IO4	999 3 	896 4	  600 -  500 BCE	[HA D,GS2|VL4,NB6]
IO5	999 3	896 5	  500 -  350 BCE	[LT 1/A,GS3]
IO6	999 3	896 6	  350 -  250 BCE	[LT 2/B]
IO7	999 3	896 7	  250 -  150 BCE	[LT 3/C]
IO8	999 3	896 8	  150 -    0 BCE/CE	[LT 4/D]	
IO9	999 3	896 9	    0 -  500 CE		Roman Iron Age

EMA	999 3	897	  500 - 1500 CE		European Middle Ages
EMD	999 3	897 1	  500 - 1000 CE		Early Medieval Period ; Early Middle Ages
EM1	999 3	897 1 4	  500 -  750 CE		Germanic Iron Age
EM2	999 3	897 1 5	  750 - 1000 CE
HMD	999 3	897 2	 1000 - 1250 CE		High Medieval Period ; High Middle Ages
HM1	999 3	897 2 6	 1000 - 1125 CE
HM2	999 3	897 2 7	 1125 - 1250 CE
LMD	999 3	897 3	 1250 - 1500 CE		Late Medieval Period ; Late Middle Ages
LM1	999 3	897 3 8	 1250 - 1375 CE
LM2	999 3	897 3 9	 1375 - 1500 CE

MDE	999 3	898	 1500 - today		Modern Europe
PVD	999 3 	898 1	 1500 - 1750 CE		Post Medieval Period ; Early Modern Europe
PV1	999 3	898 1 4	 1500 - 1625 CE
PV2	999 3	898 1 5	 1625 - 1750 CE
IVD	999 3	898 2	 1750 - today		Industrial Revolution Period ; Late Modern Europe
IV1	999 3	898 2 6	 1750 - 1850 CE		Industrial Revolution
IV2	999 3	898 2 7	 1850 - 1950 CE		Technological Revolution
IV3	999 3	898 2 8	 1950 - today		Digital Revolution