ইলাসমোব্রাঙ্কি (হাঙ্গর এবং রে) (sharks and rays) > Rhinopristiformes (Shovelnose rays) > Rhinobatidae (Guitarfishes)
Etymology: glaucostigma:Specific name referring to a colored mark.. More on authors: Jordan & Gilbert.
Environment: milieu / climate zone / depth range / distribution range
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