• Postabdomenal claw with one long basal spine; basal spine half the length of the postabdomenal claw or longer
• 10-14 marginal denticles which are markedly longer distally , with the next to last denticle being the largest
• Typically 7 lateral fasicles in a row angled towards dorsal margin so that the distalmost fasicles extend beyond the margin
• Anal groove unarmed
• Basal spine with 6-11 fine spinules
• Antennal setae formula 0-0-3 / 1-1-3
• Bright brown to yellow in color

(1) MICHAEL, R.G., and D.G. Frey. 1983. Assumed Amphi-Atlantic distribution of Oxyurella tenuicaudis (Cladocera, Chydoridae) denied by a new species from North America. Hydrobiologia. 106: 3-35.