- Source: H. nigricans
H. nigricans may refer to:
Haplochromis nigricans, Boulenger, 1906, a fish species in the genus Haplochromis
Heliotropium nigricans, a plant species endemic to Yemen
Hexatoma nigricans, Edwards, 1927, a crane fly species in the genus Hexatoma
Hirundo nigricans, the tree martin, a bird species found in Australia
Hypoplectrus nigricans, a hamlet fish from the Western Atlantic
Hypentelium nigricans, the northern hogsucker, a sucker fish species found in the rivers of the Mississippi basin from Oklahoma and Alabama northward to Minnesota
Synonyms
Hypostomus nigricans, a synonym for Parancistrus aurantiacus, a catfish species
See also
Nigricans (disambiguation)