A New Species of the Rodent Genus Oecomys (Cricetidae: Sigmodontinae: Oryzomyini) from Eastern Bolivia, with Emended Definitions of O. concolor (Wagner) and O. mamorae (Thomas) Author Carleton, Michael D. Author Emmons, Louise H. Author Musser, Guy G. text American Museum Novitates 2009 2009-08-28 3661 1 32 http://www.bioone.org/doi/abs/10.1206/612.1 journal article 3657 10.1206/612.1 573870ee-8058-46ab-8880-61a2ee49bcb6 0003-0082 4735470

TABLE 6 External and Craniodental Measurements of the Four Species of Oecomys Collected in the Parc Nacional Noel Kempff Mercado, Eastern Bolivia (Sample statistics include the mean, ± 1 standard deviation, and the observed range.)

Variable	O. bicolor a (N = 7, 8)	O. sydandersoni (N = 21–23)	O. roberti b (N = 4, 6)	O. trinitatis c (N = 3, 4)
a Bolivia, Santa Cruz, Parque Nacional Noel Kempff Mercado, 2.5 km NE El Refugio (MNK-LHE 1561; MNK-VCC 13, 20, 132; USNM 584546–584549). b Bolivia, Santa Cruz, Parque Nacional Noel Kempff Mercado, 2.5 km NE El Refugio (MNK-LHE 1658, 1669, 1681, 1685; MNK-VCC 9; USNM 584550, 584551). c Bolivia, Santa Cruz, Parque Nacional Noel Kempff Mercado, Los Fierros (MNK-LHE 1565, 1682; USNM 584552, 584553).
TOTL	211.8 ± 23.4 172–240	257.9 ± 16.7 233–290	273.5 ± 22.3 237–295	260.7 ± 17.6 241–275
TL	103.9 ± 10.8 87–122	132.8 ± 8.4 115–145	142.2 ± 13.1 127–160	135.3 ± 3.8 131–138
HFL	19.4 ± 1.0 18–21	24.1 ± 1.7 21–27	25.7 ± 1.7 24–28	26.0 ± 1.1 25–27
EL	14.5 ± 0.5 14–15	16.4 ± 1.1 15–19	15.8 ± 1.0 14–17	17.3 ± 1.7 15–19
WT	29.9 ± 8.1 20–43	44.9 ± 7.8 30–57	50.5 ± 18.1 34–86	45.8 ± 8.7 33–52
ONL	26.8 ± 1.3 24.6–27.8	29.8 ± 1.2 27.7–32.0	31.9 ± 1.5 29.6–33.7	30.7 ± 1.6 28.5–32.0
ZB	14.1 ± 0.8 12.9–15.1	16.5 ± 0.6 15.3–17.6	16.7 ± 0.9 15.1–17.6	16.1 ± 0.9 15.1–17.3
BBC	11.1 ± 0.4 10.5–11.7	11.8 ± 0.3 11.3–12.4	12.1 ± 0.2 11.9–12.4	11.8 ± 0.4 11.4–12.3
DBC	8.4 ± 0.2 8.1–8.7	9.1 ± 0.3 8.5–9.7	9.1 ± 0.5 8.3–9.6	9.0 ± 0.2 8.9–9.3
BOC	5.9 ± 0.2 5.7–6.3	6.5 ± 0.1 6.3–6.8	6.6 ± 0.1 6.4–6.7	6.5 ± 0.1 6.4–6.6
IOB	4.7 ± 0.2 4.3–4.9	5.3 ± 0.3 4.8–5.7	5.5 ± 0.2 5.2–5.7	5.1 ± 0.3 4.9–5.6
LR	7.7 ± 0.6 6.6–8.3	8.4 ± 0.5 7.5–9.1	9.7 ± 0.4 9.2–10.3	9.5 ± 0.6 8.6–9.9
BR	4.9 ± 0.3 4.4–5.2	5.5 ± 0.3 4.7–6.2	5.9 ± 0.2 5.7–6.1	5.9 ± 0.5 5.2–6.4
PPL	9.4 ± 0.7 8.1–9.9	10.3 ± 0.5 9.2–11.4	11.1 ± 1.0 9.6–12.7	10.4 ± 0.6 9.7–11.0
BPL	4.4 ± 0.4 3.8–4.9	5.6 ± 0.3 4.9–6.0	6.3 ± 0.2 6.1–6.7	6.3 ± 0.5 5.7–6.8
LIF	4.5 ± 0.3 3.8–4.9	5.4 ± 0.3 4.9–5.8	5.2 ± 0.4 4.5–5.7	5.1 ± 0.3 4.7–5.4
BIF	2.1 ± 0.1 1.9–2.2	2.6 ± 0.2 2.2–2.8	2.5 ± 0.2 2.3–2.8	2.3 ± 0.1 2.2–2.4
LD	6.7 ± 0.6 5.7–7.3	7.7 ± 0.5 6.8–8.7	8.3 ± 0.4 7.7–8.9	7.6 ± 0.6 6.9–8.2
BBP	4.9 ± 0.3 4.5–5.2	5.7 ± 0.2 5.2–6.2	5.8 ± 0.2 5.6–6.1	5.9 ± 0.3 5.5–6.1
BZP	2.2 ± 0.3 1.8–2.7	2.9 ± 0.2 2.5–3.2	2.8 ± 0.4 2.1–3.3	3.3 ± 0.3 3.0–3.7
CLM	3.75 ± 0.14 3.57–3.93	4.57 ± 0.14 4.35–4.90	4.76 ± 0.23 4.48–5.15	4.80 ± 0.18 4.64–5.05
	O. bicolor a	O. sydandersoni	O. roberti b	O. trinitatis c
Variable	(N = 7, 8)	(N = 21–23)	(N = 4, 6)	(N = 3, 4)
WM1	1.09 ± 0.04	1.32 ± 0.05	1.36 ± 0.06	1.41 ± 0.08
	1.05–1.17	1.25–1.40	1.28–1.46	1.35–1.53