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The Journal of Basic and Applied Zoology
Fig. 1 | The Journal of Basic and Applied Zoology

Fig. 1

From: Comparative anatomical study of the hyoid apparatus of Bosk’s fringe-toed lizard and spotted fan-toed gecko (Squamata: Lacertidae and Phyllodactylidae)

Fig. 1

a Dorsal view and b ventral view of the hyoid apparatus of P. guttatus showing its structure, basi-ceratbranchialis ligament, (Lig.BC), reduced cartilaginous extension (Arrow), and small medial process of the ceratohyalis (double arrows); scale bar 2 mm. c, d Ventral view of the hyoid skeleton of A. boskianus showing the basi-ceratobranchialis ligament (arrow) and the cerato-hypohyalis ligament (arrowhead); Scale bar 2 and 5 mm. b, d Hyoid skeleton of both studied species stained with Alcian blue and Alizarin red stains showing all cartilaginous processes of the hyoid skeleton exhibited by a blue color while bony element stains by a red color. Ep, entoglossus process; BH, basihyoid; CBH, cartilaginous basihyoid; BBH, bony basihyoid; Hh, hypohyalis; CH, ceratohyalis; CBI, ceratobranchialis I; CBII, ceratobranchialis II; Tr, trachea

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