Haementeria tuberculifera

External morphology

The secondary furrows of the annuli on the dorsal surface are faintly marked. Three pairs of sensilliferous tubercles are present on the middle, or neural, annuli, distinguished by being lighter in color than the rest. A dorsomedian row of tubercles is present on all annuli. The a1 annuli bear two lateral tubercles on each side of the sagittal plane; the neural (a2) annuli bear three tubercles on each side; and the a3 annuli have three tubercles on each side of the midline. HAEMENTERIA TUBERCULIFERA (Grube, 1871) 88 Light brown in color, becoming more yellowish on the ventral surface. On the rim of the acetabulum, there are 14 small white tubercles and 14 dark spots that alternate with the lighter background color.

Habitat & range

Habitat

Freshwater

Region

South America

Recorded from

Peru, Argentina