hydrobates pelagicus

English Thesaurus

1. sooty black petrel with white markings; of the northern Atlantic and Mediterranean (noun.animal)

hypernym	:	storm petrel,
definition	:	any of various small petrels having dark plumage with paler underparts (noun.animal)

member meronym	:	genus hydrobates, hydrobates,
definition	:	type genus of the Hydrobatidae (noun.animal)