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 4 External and Craniodental Measurements for the Type Series of O. sydandersoni, New Species, and Samples of O. concolor and O. mamorae (Sample statistics include the mean, ± 1 standard deviation, and the observed range). | O. sydandersoni Holotype | O. sydandersoni El Refugio | O. concolor Amazonas, Brazil | O. mamorae Beni, Bolivia |
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| Variable | (MNK 2679) | (N = 21–23) | (N = 23, 24) | (N = 14–16) |
|---|
| TOTL | 242 | 257.9 ± 16.7 233–290 | 273.2 ± 11.2 255–296 | 296.0 ± 18.3 270–230 |
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| HBL | 118 | 125.0 ± 12.2 109–166 | 125.4 ± 5.8 115–141 | 139.8 ± 13.1 120–170 |
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| TL | 124 | 132.8 ± 8.4 115–145 | 147.9 ± 6.9 137–160 | 158.5 ± 10.7 144–180 |
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| HFL | 23 | 24.1 ± 1.7 21–27 | 27.4 ± 1.1 26–29 | 27.3 ± 1.8 23–30 |
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| EL | 17 | 16.4 ± 1.1 15–19 | 17.1 ± 1.3 15–20 | 18.0 ± 1.2 17–20 |
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| WT | 45 | 44.9 ± 7.8 30–57 | 57.8 ± 9.5 41–80 | 73.9 ± 29.9 48–120 |
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| ONL | 30.7 | 29.8 ± 1.2 27.7–32.0 | 32.2 ± 0.9 30.2–34.3 | 32.5 ± 1.2 30.9–34.5 |
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| ZB | 16.7 | 16.5 ± 0.6 15.3–17.6 | 17.7 ± 0.6 16.6–19.1 | 17.1 ± 0.7 15.6–18.1 |
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| BBC | 11.8 | 11.8 ± 0.3 11.3–12.4 | 12.5 ± 0.4 11.8–13.3 | 12.6 ± 0.3 12.0–13.2 |
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| DBC | 9.5 | 9.1 ± 0.3 8.5–9.7 | 9.4 ± 0.3 8.8–9.9 | 9.3 ± 0.5 7.7–10.0 |
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| BOC | 6.6 | 6.5 ± 0.1 6.3–6.8 | 6.8 ± 0.2 6.4–7.3 | 7.3 ± 0.4 6.6–7.8 |
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| IOB | 5.4 | 5.3 ± 0.3 4.8–5.7 | 5.5 ± 0.2 5.1–6.0 | 4.9 ± 0.2 4.6–5.2 |
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| LR | 8.2 | 8.4 ± 0.5 7.5–9.1 | 9.1 ± 0.4 8.4–9.9 | 9.1 ± 0.4 8.6–10.0 |
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| BR | 5.4 | 5.5 ± 0.3 4.7–6.2 | 6.1 ± 0.3 5.5–6.7 | 5.8 ± 0.3 5.4–6.2 |
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| PPL | 10.4 | 10.3 ± 0.5 9.2–11.4 | 10.6 ± 0.4 9.9–11.4 | 11.3 ± 0.5 10.4–12.0 |
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| BPL | 5.7 | 5.6 ± 0.3 4.9–6.0 | 6.6 ± 0.3 5.9–7.3 | 6.1 ± 0.4 5.4–6.9 |
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| LIF | 5.6 | 5.4 ± 0.3 4.9–5.8 | 5.3 ± 0.3 4.5–6.2 | 5.8 ± 0.3 5.3–6.3 |
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| BIF | 2.6 | 2.6 ± 0.2 2.2–2.8 | 2.3 ± 0.2 1.8–2.7 | 2.5 ± 0.3 2.0–2.9 |
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| LD | 7.4 | 7.7 ± 0.5 6.8–8.7 | 8.1 ± 0.4 7.6–9.1 | 8.0 ± 0.5 7.2–8.7 |
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| BBP | 5.7 | 5.7 ± 0.2 5.2–6.2 | 6.1 ± 0.2 5.7–6.4 | 5.9 ± 0.3 5.4–6.4 |
|---|
| Variable | (MNK 2679) | (N = 21–23) | (N = 23, 24) | (N = 14–16) |
|---|
| BZP | 3.2 | 2.9 ± 0.2 2.5–3.2 | 3.3 ± 0.2 2.9–3.6 | 3.4 ± 0.3 2.8–3.9 |
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| CLM | 4.80 | 4.57 ± 0.14 4.35–4.90 | 4.93 ± 0.13 4.70–5.10 | 5.04 ± 0.21 4.70–5.40 |
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| WM1 | 1.40 | 1.32 ± 0.05 1.25–1.40 | 1.40 ± 0.06 1.30–1.50 | 1.39 ± 0.09 1.30–1.50 |
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