Notropis

Irregular (syncopic) compound of the Ancient Greek νῶτον (nôton, “back”) +‎ τρόπις (trópis, “keel”) ≈ “keeled back”, so named on account of its central dorsal ridge (carination). *Nototropis would be the analogical spelling.

Notropis m

1. A taxonomic genus within the family Cyprinidae – the eastern shiners, small freshwater fish of North America.
   • For quotations of use of this term, see Citations:Notropis.

• (genus): Eukaryota - superkingdom; Animalia - kingdom; Bilateria - subkingdom; Deuterostomia - infrakingdom; Chordata - phylum; Vertebrata - subphylum; Gnathostomata - infraphylum; Actinopterygii - superclass; Teleostei - class; Cypriniformes - order; Cyprinoidea - superfamily; Cyprinidae - family; Leuciscinae - subfamily

• (genus): Notropis atherinoides (emerald shiner) - type species; for 90 accepted species see Notropis at Fishbase.

• Notropis on Wikipedia.Wikipedia
• Notropis on Wikispecies.Wikispecies
• Notropis on Wikimedia Commons.Wikimedia Commons
• Notropis at World Register of Marine Species
• Notropis on Integrated Taxonomic Information System.
• Notropis at Encyclopedia of Life
• Notropis at National Center for Biotechnology Information