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. 2015 Oct 20;3:e1323. doi: 10.7717/peerj.1323

Table 1. Measurements of vertebral specimens from the Kem Kem compound assemblage in the collections of the BSPG and NHMUK.

Specimen	Identification	Centrum length (mm)	Centrum length without anterior ball (mm)	Anterior centrum width (mm)	Anterior centrum height (mm)	Posterior centrum width (mm)	Posterior centrum height (mm)
BSPG 2011 I 118	Sigilmassasaurus, C5(?)	212	176^a, 164^b	106	88	119	100^c
BSPG 2011 I 117	Sigilmassasaurus, C6	184	161^a, 150^b	90	76	108^c	89
BSPG 2006 I 56	Sigilmassasaurus, C8	119	91^a, 95^b	86	61	110	74
BSPG 2011 I 115	Sigilmassasaurus, C9	123	76^a, 94^b	123	71	136	87
BSPG 2006 I 53	Sigilmassasaurus, C10	123	82^a, 101^b	128	73	146	88
BSPG 2011 I 116	Sigilmassasaurus, C10	123	79^a, 95^b	134	80	150	94
BSPG 2006 I 54	Sigilmassasaurus, D1	139	95^a, 102^b	143	82	155	92
BSPG 2006 I 55	Sigilmassasaurus, D1	81	58^a, 68^b	85	44	86	53
NHMUK PV R 16343	Sigilmassasaurus, D1	113	82^a, 75^b	146	76	135^c	73
NHMUK PV R 16436	Sigilmassasaurus, D2	132	93^a, 103^b	124	70	126^c	96
NHMUK PV R 16435	Sigilmassasaurus, D3	150	118^a, 120^b	126	81	NA	80^c
BSPG 2013 I 95	?Sigilmassasaurus, ant. dorsal	168	135	110	93	120^c	110
BSPG 2006 I 57	Spinosauridae indet., C6	198	159^a, 140^b	91	85	98^c	100
BSPG 2013 I 97	Spinosauridae indet., C6 or 7	140	125^a, 105^b	64	51	69	63
NHMUK PV R 36637	Spinosauridae indet., ?C8	120	95^a, 101^b	115^c	60^c	115	76

Notes.

^a

length along the dorsal side.

^b

length along the ventral side.

^c

estimated element damaged.

Annotations

NA: not available due to degree of damage

Measurements of the anterior articular surface exclude parapophyses and hypapophysis.