Three new species of Philippine forest mice (Apomys, Muridae, Mammalia), members of a clade endemic to Mindoro Island Author Heaney, Lawrence R. Field Museum of Natural History, 1400 S DuSable Lake Shore Drive, Chicago, IL 60605, USA Author Balete, Danilo S. Field Museum of Natural History, 1400 S DuSable Lake Shore Drive, Chicago, IL 60605, USA Author Duya, Mariano Roy M. Institute of Biology, University of the Philippines, Diliman, Quezon City 1101, PH Author Duya, Melizar V. Institute of Biology, University of the Philippines, Diliman, Quezon City 1101, PH Author Kyriazis, Christopher C. Field Museum of Natural History, 1400 S DuSable Lake Shore Drive, Chicago, IL 60605, USA & Department of Ecology & Evolutionary Biology, University of California, Los Angeles, CA 90095, USA Author Rickart, Eric A. Natural History Museum of Utah, 301 Wakara Way, Salt Lake City, UT 84108, USA Author Steppan, Scott J. Department of Biological Sciences, Florida State University, Tallahassee, FL 32306, USA Author Rowsey, Dakota M. Field Museum of Natural History, 1400 S DuSable Lake Shore Drive, Chicago, IL 60605, USA & Field Museum of Natural History, 1400 S DuSable Lake Shore Drive, Chicago, IL 60605, USA & Biology Department, Science Museum of Minnesota, St. Paul, MN 55102 USA text Zootaxa 2025 2025-06-12 5647 1 1 26 https://doi.org/10.11646/zootaxa.5647.1.1 journal article 311391 10.11646/zootaxa.5647.1.1 446bd330-e19b-453a-bad6-2b383f1e9e88 1175-5326 15819472 A4A82828-E075-4E2A-B17F-54EB7480F89B

TABLE 1. External measurements (mm), weight (g), and measurement ratios (%) of adult Apomys, subgenus Megapomys, from Mindoro. Values are given as mean ± 1 SD and range.

	Apomys gracilirostris	Apomys veluzi	Apomys crinitus	Apomys minor
Sample size	n = 15	n = 14	n = 7	n = 4
Length of head and body (HB)	142.5 ± 5.3 (134–150)	129.1 ± 7.1 (119–146)	127.7 ± 5.3 (120–134)	122.3 ± 4.6 (117–128)
Length of tail vertebrae (TV)	158.6 ± 14.0 (150–170)	151.1 ± 7.7 (141–168)	151.3 ± 9.0 (141–169)	140.3 ± 3.4 (137–145)
Length of hind foot (HF)	38.5 ± 1.06 (36–40)	36.6 ± 1.1 (35–39)	35.7 ± 2.5 (32–38)	34.5 ± 0.58 (34–35)
Length of ear (LE)	19.5 ± 0.52 (19–20)	21.0 ± 0.9 (20–22)	20.4 ± 1.3 (19–22)	20.0 ± 0.9 (19–21)
Weight (WT)	83.3 ± 9.6 (70–102)	60.9 ± 4.7 (54–66)	62.7 ± 10.1 (54–80)	57.3 ± 5.1 (52–64)
TV/HB	1.11 ± 0.06 (1.04–1.24)	1.19 ± 0.28 1.07–1.32)	1.19 ± 0.09 (1.06–1.34)	1.15 ± 0.05 (1.09–1.20)
HF/HB	0.27 ± 0.01 (0.26–0.29)	0.28 ± 0.02 (0.25–0.31)	0.28 ± 0.02 (0.26–0.31)	0.28 ± 0.01 (0.27–0.29)
LE/HB	0.14 ± 0.01 (0.13–0.15)	0.16 ± 0.01 (0.15–0.17)	0.16 ± 0.01 (0.15–0.17)	0.16 ± 0.01 0.15–0.17)