豪猪化石在临夏盆地的新发现
王伴月, 邱占祥

New Hystrix (Hystricidae, Rodentia) from the Neogene of Linxia Basin, Gansu, China
WANG Ban-Yue, QIU Zhan-Xiang
Table 1 Measurements of skulls and mandibles of Hystrix brevirostra sp. nov. from Linxia Basin (mm)
Parameter* HMV 2002 HMV 2003 V 26033 HMV 2004
(holotype) (paratype) (referred specimens)
Left/Right Left/Right Left/Right Left/Right
1. Condylobasal length (CBL) 138.4
2. Length of anterior part of skull (LAS) 50
3. Length of posterior part of skull (LPS) 83.7 104.4
4. Palatal length (PL) 71.2 81.4
5. Length of maxillary diastema (LMXD) 40.2 42.7 46.5 49
6. Length of palatal bridge (LPB) 45 48.2 55.5 59e
7. Anterior width of palatal bridge (AWPB) 13 11.3 15.3 13
8. Posterior width of palatal bridge (PWPB) 9 8.7 10 13
9. Length of incisive foramen (LIF) 5.5 4 4.4
10. Rostrum length (RL) 42.6 48e
11. Anterior width of rostrum (at anterior end of inf) (AWR) 35.5 30 36.2e 37
12. Anterior height of rostrum (at anterior end of inf) (AHR) 35
13. Posterior width of rostrum (PWR) 53 49
14. Posterior height of rostrum (PHR) 38.8 47.8
15. Height of middle part of skull (at anterior border of orbit) (HMS) 39.5 44.3
16. Nasal length (NL) 67+
17. Anterior width of nasals (AWN) 29.5e 29e
18. Posterior width of nasals (PWN) 37 36.6 40.4
19. Interorbital width (IOW) 60.9 62 71.2e
20. Zygomatic width (ZW) 72.5 73e 40×2** 86.4e
21. Width of cranial part at mastoid processes (WCM) 54
22. Length of auditory bulla (LAB) 17/17.5 18.7/18 17.3
23. Width of auditory bulla (WAB) 11.3/12 12.2/12.5 13.8
24. Distance between two auditory bullae (DAB) 19.5 21.8
25. Nuchal height (NH) 41.1 43
26. Height of foramen magnum (HFM) 13 13.5
27. Width of foramen magnum (WFM) 18 19.5
28. Mandibular length (MDL) 88.5/87.3 93.6
29. Height of condyloid process of mandible (HCPM) 31.5/30.3 36.3
30. Length of mandibular diastema (LMD) 24.3/25 25/22
31. Height of mandiblar diastema (HMD) 13.2/13 13.5/14.4
32. Height of horizontal ramus of mandible (HHR) 19.5/18.7 20/19
(12/11) (%) 117
(14/13) (%) 73.2 97.6
(15/20) (%) 54.5 61