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Salt tolerance of flower crops grown in soilless culture
Abstract Gerbera, carnation, rose, aster, bouvardia, and lily were grown in a hydroponic system at different levels of salinity. The EC and sodium (Na) and chloride (Cl) concentrations maintained in…
Revision of the Surinam Catfishes of the genus Corydoras Lacépède, 1803 (Pisces, Siluriformes, Callichthyidae)
- H. Nijssen
A revision of the Surinam species and subspecies of the Corydoras genus was thought necessary, based on 5211 specimens belonging to seventeen species andSubspecies of which seven are new to science.
A review of the genus Corydoras Lacépède, 1803 (Pisces, Siluriformes, Callichthyidae)
A review of 99 species and subspecies of the genus Corydoras is given andIll-known illustrations of type-material are included.
Records of the Catfish Genus Corydoras From Brazil and French Guiana With Descriptions of Eight New Species (Pisces, Siluriformes, Callichthyidae)
- H. Nijssen
Eight species of the callichthyid catfish genus Corydoras, of which eight are new to science, are described and the relationships of the new species with other species of CorydorAs are discussed.
Three new South American mailed catfishes of the genera Rineloricaria and Loricariichthys (Pisces, Siluriformes, Loricariide)
Three new species belonging to two different genera of South American mailed catfishes of the subfamily Loricariinae are described and figured. A discussion of and comparative notes on related…
The amphipod, Gammarus tigrinus Sexton, 1939, introduced in the Netherlands (Crustacea)
An alien amphipod, Gammarus tigrinus Sexton, has been observed in the Netherlands, mainly in oligohaline waters, and it is expected that the extension of its range will continue next years.
Two new species and a new genus of Neotropical mailed catfishes of the subfamily Loricariinae Swainson, 1838 (Pisces, Siluriformes, Loricariidae)
A new monotypic genus and two new species of South American mailed catfishes of the subfamily Loricariinae are described and figured. A discussion of and comparative notes on related taxa are added.…
Notes on the Guiane species of Corydoras Lacépède, 1803, with descriptions of seven new species and designation of a neotype for Corydoras punctatus (Bloch, 1794) — (Pisces, Cypriniformes,…
The present paper deals with the species Corydoras punctatus (Bloch, I794), for which a neotype is designated, and three lectotypes are designated.
Review of the South American characiform fish genus Chilodus, with description of a new species, C. gracilis (Pisces, Characiformes, Chilodontidae)
Examination of 291 specimens of Chilodus, a genus of South American fresh water fishes, yielded the presence of three species, viz.: C. punctatus, C. zunevei, and C. gracilis; the latter is described as a new species, although it is known as an aquarium fish since decades.