Table 2 Histomorphometry of Fu papillae on cattle, European bison, and Bison bonasus hybrid tongue

Dorsal surface of the apex

X (Min – Max)

Height of the papilla (μm)

1980.7 (1756.4 – 2354.8)

1442.2 (1219.3 – 1649.4)

1326.2 (1200 - 1406.4)

Diameter of the papilla (μm)

1070.2 (759.7 – 1322.5)

953.8 (844.4 – 1032.5)

673.0 (554.8 – 722.6)

Ventral surface of the apex

X (Min – Max)

Height of the papilla (μm)

1358.6 (1219.3 – 1451.6)

1016.4 (754.8 – 1205.1)

1104 (673.1 – 1406.4)

Diameter of the papilla (μm)

1056.2 (903.2 – 1131.7)

990.4 (522.6 – 1212.9)

664.9 (490.3 – 844.1)

Dorsal surface of lingual body

X (Min – Max)

Height of the papilla (μm)

1343.9 (1187.1 – 1438.7)

1508.2 (1187.0 – 1438.7)

1322.7 (1269.2 – 1380.6)

Diameter of the papilla (μm)

1173.1 (909.6 – 1348.3)

1102.5 (909.6 – 1348.3)

828.9 (687.9 – 909.6)

Dorsal surface of medial part of torus

X (Min – Max)

Height of the papilla (μm)

1319.8 (1149.3 – 1435.0)

1165.8 (612.9 – 1435.2)

2060.1 (1902.2 – 2214.9)

Diameter of the papilla (μm)

1865.6 (1361.3 – 2155.8)

1628.0 (1167.7 – 2174.2)

1357.7 (1103.9 – 1593.6)

Dorsal surface of posterior part of torus

X (Min – Max)

Height of the papilla (μm)

1402.1 (1013.0 – 1629.8)

1397.4 (1032.4 – 1717.9)

1221.5 (1032.4 – 1425.8)

Diameter of the papilla (μm)

1095.7 (954.2 – 1313.7)

1675.4 (1134.6 – 1883.1)

895.0 (792.2 – 1006.4)

Lateral surfaces of torus

X (Min – Max)

Height of the papilla (μm)

1314.0 (1078.6 – 1649.3)

1589.0 (1103.2 – 1717.9)

1601.9 (1361.3 – 1771.2)

Diameter of the papilla (μm)

1071.7 (594.8 – 1461.0)

655.6 (564.1 – 1461.0)

964.0 (764.7 – 1214.3)