Xantus Hummingbird Species. Xantus Hummingbird is a medium-sized hummingbird that can only be found in Baja, California. The bird is deemed to be the most distinctive among the few Baja specialty birds. It grows to a length of 3-3.5 inches, and weighs about 3-4 grams upon maturity. It was named after a Hungarian zoologist, John Xantus de Vesey.
The nasal septum, the division between the left and right airways of the nose, is made of three structures: the vomer bone, perpendicular plate of ethmoid bone, and its cartilage.
The nasal cavity is divided into left and right halves by the nasal septum. The septum is formed by the perpendicular plate of the ethmoid bone above, the vomer bone posteriorly and by an extensive cartilage anteriorly (Fig. 2).Each nasal cavity has a roof and a lateral wall.he nasal cavity is divided into left and right halves by the nasal septum. The septum is formed by the perpendicular plate of the ethmoid bone above, the vomer bone posteriorly and by an extensive cartilage anteriorly (Fig. 2).