Table 1. Chronology, subsistence pattern and geographical origin of the prehistoric samples analysed in the present study.

SITES	NOMENCLATURE	SUBSISTENCE PATTERN	CHRONOLOGY	MNI	N	REFERENCES
La Pasiega (Cantabria)	PS	Hunter-Gathering(HG_CANT)	Upper Paleolithic (Magdalenian)	1	1	[44]
La Chora (Cantabria)	CH	Hunter-Gathering (HG_CANT)	Upper Paleolithic (Magdalenian)	1	1	[45]
Erralla (Gipuzkoa)	ERR	Hunter-Gathering (HG_CANT)	Upper Paleolithic (Magdalenian) (12,310 BP)	1	1	[46]
Aizpea (Navarre)	AZ	Hunter-Gathering (HG_CANT)	Mesolithic (6,600±65 BP)	1	1	[47]
Los Cascajos (Navarre)	CAS	Early Neolithic farming (NEO_NAVARRE)	Neolithic (6,185–5,185 BP)	32	27	[48]
Paternanbidea (Navarre)	PAT	Early Neolithic farming (NEO_NAVARRE)	Neolithic (6,090−5,960 BP)	9	9	[49]
Marizulo (Gipuzkoa)	MZ	Neolithic farming	Neolithic (5,285 BP)	1	1	[50]–[51]
Fuente Hoz (Álava)	FH	Neolithic farming	Neolithic (5,240–5,160 BP)	6	6	[52]
Urtiaga (Gipuzkoa)	URT	Wild and domestic resources	Bronze Age (3,475−3,430 BP)	2	2	[53]

Minimal number of individuals at each sites (MNI), number of individuals analysed (N).