Images attached to GBIF records (museum & herbarium specimens), from . Open licences; click for the record.
Tetra
Hemigrammus orthus Durbin, 1909
Also calledtetra tukeitská (ces)
First described in: Durbin, M. L. (1909). Reports on the expedition to British Guiana of the Indiana University and the Carnegie Museum, 1908. Report No. 2. A new genus and twelve new species of tetragonopterid characins. <em>Annals of the Carnegie Museum.</em> v. 6 (no. 1): 55-72.
This species is catalogued but little written about: there is no encyclopaedia article for it yet. What the world knows is in its records below and in the literature linked under “In the stacks”.
Where it has been recorded
Recorded sightings
—
geo-referenced records in GBIF, from museums, herbaria and field observers.
Drag the globe to turn it. Dots are where records exist, not a range map; darker means more records.
In the stacks
Searching the stacks…
Every page naming Hemigrammus orthus in the Biodiversity Heritage Library →
From the GBIF Backbone Taxonomy and occurrence records (GBIF.org), with Wikipedia and the Source Library. GBIF species 2354367.