H. notatus is often
confused with Hypoptopomatinae sp. LG2 from Paraguay,
but its body is more elongated and adult size is at
least 1cm. longer. Aquarium Care:
Will feed on flake, algae, tablet foods and algae
wafers and they lay their eggs on plant leaves. They
rest on aquatic vegetation in the aquarium and the
less light in the tank the darker they become.