Dental plates discovered in Venezuela have challenged existing knowledge about eagle ray populations in the Atlantic Ocean. These plates, belonging to the genus Aetomylaeus, are typically found in the Indo-Pacific and Eastern Atlantic, with no prior documentation in the Caribbean or Western Atlantic. Scientists have proposed three hypotheses for their presence: an undiscovered local population, long-distance dispersal from the Eastern Atlantic, or hybridization between existing Caribbean eagle ray genera. AI
RANK_REASON Discovery of biogeographically unexpected specimens leading to new hypotheses about species distribution. [lever_c_demoted from research: ic=1 ai=0.1]
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