Table 2.

List of the 19 mitochondrial genomes analyzed in this study.

Classification	Scientific name	Common name	Accession no. and reference
Chondrichthyes
Neoselachii
Selachii
Squalomorphi
Hexanchiformes
Chlamydoselachidae	Chlamydoselachus anguineus	Frilled shark	AB560487, this study
Hexanchidae	Heptranchias perlo	Sharpnose sevengill shark	AB560489, this study
	Hexanchus griseus	Bluntnose sixgill shark	AB560490, this study
	Hexanchus nakamurai	Bigeye sixgill shark	AB560491, this study
Notorynchidae	Notorynchus cepedianus	Broadnose sevengill shark	AB560488, this study
Squaliformes
Squalidae	Squalus acanthias	Spiny dogfish	Y18134, Rasmussen and Arnason [11]
Somniosidae	Somniosus pacificus	Pacific sleeper shark	AB560492, this study
Galeomorphi
Orectolobiformes
Hemiscylliidae	Chiloscyllium plagiosum	Whitespotted bamboo shark	FJ853422, [54] Zhang et al.
	Chiloscyllium griseum	Grey bamboo shark	JQ434458, unpublished
	Chiloscyllium punctatum	Brownbanded bamboo shark	JQ082337, Chen et al. [55]
Carcharhiniformes
Carcharhinidae	Scoliodon macrorhynchos		JQ693102, Chen et al. [56]
Triakidae	Mustelus manazo	Starspotted smooth-hound	AB015962, Cao et al. [9]
Scyliorhinidae	Scyliorhinus canicula	Small spotted catshark	Y16067, Delarbre et al. [10]
Pseudotriakidae	Pseudotriakis microdon	False catshark	AB560493, this study
Lamniformes
Mitsukurinidae	Mitsukurina owstoni	Goblin shark	EU528659, unpublished
Batoidea
Rajiformes
Rajidae	Okamejei kenojei	Ocellate spot skate	AY525783, Kim et al. [14]
	Amblyraja radiata	Starry ray	AF106038, Rasmussen and Arnason [12]
Myliobatiformes
Plesiobatidae	Plesiobatis daviesi	Deepwater stingray	AY597334, unpublished
Holocephali
Chimaeriformes
Chimaeridae	Chimaera monstrosa	Rabbitfish	AJ310140, Arnason et al. [13]

Note-Classifications follow Nelson (2006) and Inoue et al. [8]. Bold letter indicates the mitochondrial genome sequences of shark species determined in this study.