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TABLE 1. Measurements for mylagaulid premolars in mm.

Specimen Length Width W/L Ratio Crown Height
TMM 31132-143 (P4) 7.75 4.88 0.63 9.70
TMM 31170-67 (P4) 7.83 4.70 0.60 9.70
TMM 31132-120 (p4) 7.85 4.42 0.56 9.41

 

TABLE 2. Measurements for cf. Eucyon sp. (TMM31081-1255) in mm.

Tooth Length Width
P4 17.5 8.4
M1 11.7 14.0
M2 6.4 10.9

 

TABLE 3. Measurements for Leptocyon vafer (TMM30896-241) in mm.

Tooth Length Width
p2 6.1 2.2
p3 7.2 2.9
p4 8.0 3.5
m1 12.9 4.9
m2 6.3 4.0

 

TABLE 4. Average molar dimensions for Blancotherium buckneri. (Dimensions in mm followed by number of specimens measured in parentheses.)

Tooth Mean (n) Range
m1 length 88 (3) 82-98
m1 width 52 (3) 49-55
m2 length 119 (8) 93-134
m2 width 66 (8) 62-71
m3 length 193 (11) 170-215
m3 width 85 (10) 74-91
Dentary depth below m2 160 (6) 140-194
M1 length 92 (3) 85-99
M1 width 58 (3) 52-67
M2 length 114 (5) 100-132
M2 width 72 (5) 58-85
M3 length 196 (9) 188-205
M3 width 95 (9) 91-102
M3 unworn crown height 77 (4) 74-84

 

TABLE 5. Dimensions of selected post-cranial elements of Blancotherium buckneri in mm.

Humerus Length Proximal Width Distal Width  
30896-254 935 285 265  
30896-90 910 285 235  
30896-232 920 320 290  
30896-218 - - 262  
Mean 921.7 296.7 263  
Femur Length Proximal Width Distal Width Mid-shaft Width
30896-285 800 - 175 122
30896-85 1114 564 233 155
30896-242 815 - - 150
30896-655 1090 425 235 150
30896-260 1190 359 233 -
Mean 1003.8 - - -
Tibia Length Proximal Width Distal Width Mid-shaft Width
30896-197 620 250 160 100
30896-532 630 - - 110
30896-210 620 220 180 100
30896-250 590 230 180 110
Mean 615 233.3 173.3 105

 

TABLE 6. Measurements for Ustatochoerus cf. medius (TMM31081-685) in mm.

Tooth Length Width
C 8.2 5.4
P1 9.9 6.5
P2 13.2 17.4
P3 13.8 12.1
P4 11.6 13.0
M1 15.1 17.6
M2 21.6 20.2
M3 32 21

 

TABLE 7. Measurements for Synthetoceras tricornatus, isolated molars in mm.

Specimen Tooth Length Width
TMM 30936-20 M1 22.0 21.6
TMM 31081-1416 M2? 24.0 19.9
TMM 30936-280 M2 27.3 25.4
TMM 31132-563 M2 29.2 25.7
TMM 31081-1471 M2 25.9 21.0
TMM 30936-214 M3 29.2 24.7
TMM 30936-413 m 18.7 12.0
TMM 30936-116 m 14.8 8.6
TMM 30936-115 m 19.3 11.8
TMM 31170-84 m3 38.1 16.0

 

TABLE 8. Measurements for Procamelus occidentalis, in mm, lower tooth series.

Tooth TMM 31081-738 TMM 30896-475 TMM 31170-63
p4 14.8 x 7.5 14.3 x 7.5 -
m1 - 20.0 x 12.3 -
m2 23.5 x 14.8 23.6 x 13.0 22.7 x 13.0
m3 36.4 x 14.6 34.0 x 13.8 30.2 x 12.5

 

TABLE 9. Measurements for Procamelus grandis in mm, lower tooth series.

Tooth TMM 30896-531 TMM 31081-429 TMM 31081-689
dp4 - - 30.4 x 11.5
p4 20.0 x 8.0 - -
m1 25.7 x - ~30.4 x 14.6 32.2 x 13.6
m2 33.8 x 17.6 29.3 x 15.1 38.9 x 13.4
m3 46 x 16.8 44.4 x 13.1 -

 

TABLE 10. Measurements for Protolabis cf. yavapaiensis, lower tooth series, length x width in mm.

Tooth TMM 31081-28 TMM 30896-296
p4 12.5 x 7.6 -
m1 16.8 x 11.4 18.3 x 10.3
m2 21.3 x 12.4 21.6 x 10.2

 

TABLE 11. Measurements for “Prosthennopsxiphidonticus cheek teeth in mm.

Tooth Length x Width Range
p3 10.1-10.3 x 5.6-6.1
p4 12.1-12.8 x 9.8-10.0
m1 13.3-14.5 x 10.0-11.3
m2 15.9-17.8 x 12.0-14.3
m3 21.0-22.8 x 11.5-13.7

 

TABLE 12. Measurements for Teleoceras major upper cheek teeth and skull elements in mm. Ranges are shown for material from Farish Ranch Local Fauna.

  Farish Ranch Bridge Ranch Ten Mile Waterhole Creek Buckner Ranch
P2-M3 length 244-274 - - -
M1-M3 length 141-180 - - -
P2 length 30-34.6 29 30.4 -
P2 width 30-38 33.4 34.2 -
P3 length 30.3-43 35.4 - -
P3 width 42.8-51 45.4 - -
P4 length 41.1-51.4 - - -
P4 width 55-61 - - -
M1 length 47.3-60 - - -
M1 width 56.9-64.7 - - -
M2 length 53.4-72 - - -
M2 width 54.3-68 - - -
M3 length 49-65.6 - - -
M3 width 46-60.7 - - -
Occipital height 167-180 - - -
Lambdoid Crest width 189-218 - - -
Nasals to Crest length 420 - - -
P2 to Occipital length 454 - - -
Maximum Zygomatic width 254-345 - - -

 

TABLE 13. Measurements for Teleoceras major lower cheek teeth and mandibles in mm. Ranges are shown for material from Farish Ranch Local Fauna.

  Farish Ranch Bridge Ranch Ten Mile Waterhole Creek Buckner Ranch
m1-m3 length 143.2-155 - - -
p3-m3 length 210-232 - - -
p3 length 24-38.1 - 24 25.9
p3 width 16-27 - 15 16
p4 length 37-47 45.9 43.7 45.2
p4 width 20-32.9 22.9 25.4 19.6
m1 length 43-50 - - 50.5
m1 width 21-36 - - 24
m2 length 50-56 - 50 -
m2 width 22.5-33 - 26.7 -
m3 length 53.2-60 55 54 -
m3 width 26-31.4 26 29.4 -
Dentary depth (maximum) 63-101 - - 69.5

 

TABLE 14. Measurements for Teleoceras major post-cranial material in mm. Ranges are shown for material from Farish Ranch Local Fauna.

  Farish Ranch Bridge Ranch Ten Mile Waterhole Creek Buckner Ranch
Atlas width 117-133 - - 127.6
Femur length 366-410 - - -
Femur distal width 98-124 - - -
Tibia length 224-245 - 235 -
Tibia distal width 64-80 - 71 -
Humerus length 275-355 - - 310
Humerus distal width 78-105 - - 90
Radius length 228-255 - - -
Radius distal width 72-88 - - -
Ulna length 303-331 - - -

 

TABLE 15. Measurements for Pseudhipparion curtivallum lower cheek teeth in mm.

Specimen Tooth Length Width
TMM 31132-250 p2 16.2 8.4
  p3 16.8 9.8
  p4 17.6 9.0
  m1 15.7 7.7
  m2 17.1 6.6
  m3 14.4 5.5
TMM 30896-196 p4 18.3 8.8
  m1 17.8 7.7
  m2 18.5 6.5

 

TABLE 16. Measurements for Nannippus sp. lower cheek teeth in mm from partial mandibles (TMM31081-16, TMM31081-27, TMM31081-735, TMM31081-303, TMM31081-675).

Tooth Mean length
(range)
Mean width
(range)
p2 19.1 (17.5-20.2) 9.7 (8.9-10.6)
p3 18.7 (17.0-19.5) 10.0 (9.5-10.5)
p4 18.2 (17.5-19.3) 9.5 (8.9-10.1)
m1 18.0 (16.8-19.0) 8.1 (7.6-9.1)
m2 18.6 (17.7-19.7) 8.0 (7.4-8.7)
m3 19.4 (18.4-20.7) 6.7 (6.2-7.4)

 

TABLE 17. Measurements for Hipparion tehonense upper cheek teeth in mm. All data are from Bridge Ranch (TMM31170).

Tooth Length Range Width Range PL Range PW Range
P3/P4 17.6-19.3 16.0-20.7 6.3-6.5 3.2-4.6
M1/M2 16.7-21.5 17.3-20.8 6.0-8.2 2.9-3.4
M3 18.4-18.9 15.5-16.0 5.3-6.0 3.0-3.2

 

TABLE 18. Measurements for Cormohipparion occidentale in mm.

Tooth Length Range Width Range
P2 26.6-29.3 18.3-20.4
P3 22.9-23.6 21.0-22.2
P4 21.7-24.2 19.9-23.0
M1 18.3-22.8 18.0-21.3
M2 20.3-24.2 18.2-21.5
M3 19.3-22.0 13.5-18.7
p2 23.8-24.3 10.4-12.1
p3 22.0-24.4 11.3-12.9
p4 21.7-23.7 10.4-12.3
m1 21.1-22.6 9.4-10.5
m2 21.2-23.8 8.8-10.1
m3 23.3-23.4 8.4-8.9

 

TABLE 19. Measurements for Calippus placidus upper cheek teeth in mm from TMM30896-528.

Tooth Length Width PL PW MCH
P2 18.6 14.4 5.3 3.8 23.8
P3 17.3 16.2 5.7 3.7 28.5
P4 16.5 15.9 5.6 3.8 30.3
M1 14.6 15.4 5.9 3.7 24.7
M2 15.9 14.5 6.2 3.5 28.6
M3 15.6 13.1 7.1 3.1 31.7

 

TABLE 20. Measurements for Calippus martini upper cheek teeth in mm (TMM30896-127).

Tooth Length Width MCH PL PW
P2 24.9 19.2 26.6 - -
P3 21.4 21.2 32.9 6.9 3.7
P4 20.0 21.5 39.8 6.9 4.0
M1 18.7 21.5 31.3 7.0 4.0
M2 20.4 20.4 37.2 7.1 3.7

 

TABLE 21. Comparison of local faunas using Pickford and Simpson Indices (de Bonis et al., 1992).

Compared local faunas Pickford Index
(Distance)
Simpson Index
(Similarity)
Ten Mile Waterhole Creek: Bridge Ranch 3.38 88.89
Ten Mile Waterhole Creek: Farish Ranch 6.84 77.78
Ten Mile Waterhole Creek: Buckner Ranch 18.42 55.56
Bridge Ranch: Farish Ranch 6.69 78.26
Bridge Ranch: Buckner Ranch 8.01 73.68
Farish Ranch: Buckner Ranch 8.90 78.94

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