SEM Photograph: (Bold, 1988, pl. 1, fig. 15) Scale is 0.1 mm. Specimen HVH 10496 (NMB Locality 16993: Río Cana, Gurabo Formation). Right view of carapace. Height: 0.53 mm; width: 0.41 mm; length: 0.88 mm.
Morphologic Description: A species with rather sharply-pointed extremities; strongly- and regularly-arched dorsal margin, becoming concave near the ends; gently convex ventral margin.
Holotype: GIRU D 12970 (Locality W 206, on trail from Victoria de las Tunas to Vasquez, West Oriente Province, Cuba, Paso Real (=Arabos) Formation, Lower Miocene).