Description:
Dorsal spines (total): 1; Dorsal soft rays (total):
6; Anal soft rays: 14 - 16. Basal portion of the lower
labial extension is uniformly widened and flat compared
to other Leptodoras.Colouration:
Presence of a large black blotch in the distal half
of the anterior dorsal-fin rays and membranes. Habitat:
Collected from the main channels of large rivers and
often associated with large sandy beaches. Etymology:
The specific name hasemani: In honour of
American zoologist John D. Haseman (1882–1969),
Carl Eigenmann’s student and field collector
for the Carnegie Museum of Natural History, who collected
holotype.
Common
Name:
None
Synonyms:
Hemidoras hasemani
Family:
Doradidae
Distribution:
South America:
Branco, Orinoco and Essequibo River basins.
If you would like to contribute to the monthly
factsheets with an article, information or photos, please e-mail
me. You will of course be credited for your work.
If you would like to donate any denomination
of monies to the site just click the above link button. All proceeds
will go to running the site and hopefully to keep it going for a few
years yet.