Cratera cryptolineata

Cratera cryptolineata is a species of land planarian from Brazil.
Description.
"Cratera cryptolineata" is a medium-sized land planarian with a lanceolate body, reaching about in length. The color of the dorsum is homogeneously dark brown with a thin median stripe occurring along the body that is only visible under the stereomicroscope. The ventral side is light brown.
The several eyes of "C. cryptolineata" are distributed marginally in the first millimeters of the body and posteriorly become dorsal, occupying around one third of the body width.
Etymology.
The specific epithet "cryptolineata" comes from Greek "κρυπτός" ("kryptos"), hidden + Latin "lineata", striped, and refers to the thin media stripe visible under the stereomicroscope.
Distribution.
"Cratera cryptolineata" is known only from the Três Barras National Forest, Santa Catarina, Brazil.