Leptodoras hasemani (Steindachner 1915)

Presence of a large black blotch in the distal half of the anterior dorsal-fin rays and membranes. Basal portion of the lower labial extension is uniformly widened and flat compared to other Leptodoras (Ref. 56896).

Dorsal spines (total): 1; Dorsal soft rays (total): 6; Analsoft rays: 14 - 16

Collected from the main channels of large rivers and often associated with large sandy beaches (Ref. 56896).