Where does “支那薄色海豚” come from?

支那薄色海豚 (Japanese) comes from Japanese 支那, from Middle Chinese 支那, from Sanskrit चीन, from Old Chinese 秦 — {{w|Qin |State of Qin}}, {{w|Qin dynasty}}; Qin.

支那薄色海豚 (Japanese): a Chinese white dolphin

Definitions

a Chinese white dolphin

Ancestry of “支那薄色海豚”, step by step

支那薄色海豚 traces back through two separate lines of ancestry.

via Japanese 支那

Step	Language	Word	Meaning
1	Japanese	支那	China
2	Middle Chinese	支那	—
3	Sanskrit	चीन	the Chinese people; China; a bandage for the...
4	Old Chinese	秦	{{w\|Qin \|State of Qin}}, {{w\|Qin dynasty}}; Qin

via Japanese 薄色海豚

Step	Language	Word	Meaning
1	Japanese	薄色海豚	an Indian humpback dolphin
2	Japanese	海豚	a dolphin or porpoise
3	Chinese	海豚	dolphin

Every word from Old Chinese 秦 →Every word from Sanskrit चीन →Every word from Middle Chinese 支那 →