Table 3 Geometry of melanosomes in extant Xenopus, Kaloula and Osteopilus

From: Non-integumentary melanosomes can bias reconstructions of the colours of fossil vertebrates

Taxon

Tissue

Melanosome length (µm)

Melanosome width (µm)

Melanosome aspect ratio

Xenopus

Lung

1.038 ± 0.149

0.671 ± 0.113

1.571 ± 0.258

Liver

0.747 ± 0.136

0.669 ± 0.113

1.121 ± 0.114

Spleen

0.887 ± 0.129

0.625 ± 0.078

1.422 ± 0.172

Skin

0.969 ± 0.163

0.643 ± 0.099

1.539 ± 0.266

Kaloula

Lung

0.966 ± 0.117

0.49 ± 0.0436

2.041 ± 0.434

Liver

1.042 ± 0.103

0.711 ± 0.093

1.481 ± 0.174

Spleen

0.76 ± 0.182

0.68 ± 0.124

1.17 ± 0.247

Skin

0.53 ± 0.081

0.404 ± 0.051

1.323 ± 0.22

Osteopilus

Lung

0.827 ± 0.124

0.545 ± 0.069

1.532 ± 0.27

Liver

0.9 ± 0.115

0.614 ± 0.113

1.492 ± 0.331

Spleen

0.942 ± 0.173

0.65 ± 0.102

1.449 ± 0.28

Skin

0.418 ± 0.049

0.332 ± 0.03

1.272 ± 0.226