Elasmobranchii {class} - Chordata;

full article at Wikipedia

Specimen Records:	41,107	Public Records:	24,267
Specimens with Sequences:	36,931	Public Species:	1,154
Specimens with Barcodes:	29,071	Public BINs:	799
Species:	1,466
Species With Barcodes:	1,256
Species List - Progress		Access Published & Released Data

Specimen Depositories:	Sequencing Labs:

Collected from 67 countries. Top 20: Show All Countries

Australia 2062 South Africa 276 Spain 121 United States 1067 Colombia 224 Atlantic Ocean 87 Indonesia 921 Mexico 211 Portugal 83 Malaysia 640 Argentina 205 Bangladesh 69 Brazil 537 North Atlantic Ocean 200 Taiwan 54 Canada 421 India 146 Pakistan 45 Peru 346 Philippines 126