Xantus's murrelet
noun
Xan·tus's murrelet
| \ ˈ(k)s|änˌtüshə̇z-, ˈsh|\
Definition of Xantus's murrelet
: a murrelet (Endomychura hypoleucus) of the California and Mexican coast that is slaty gray above and has white underparts and wing lining
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