> Alepocephaliformes (Slickheads and tubeshoulders.) > Platytroctidae (Tubeshoulders)
Etymology: calvala:From the Latin calvus, bald and ala, upper part of arm, alluding to the unscaled pectoral base.. More on authors: Matsui & Rosenblatt.
Environment: milieu / climate zone / depth range / distribution range
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