Cheliplana longissima, Gobert & Diez & Monnens & Reygel & Van Steenkiste & Leander & Artois, 2021

Gobert, Stefan, Diez, Yander L., Monnens, Marlies, Reygel, Patrick, Van Steenkiste, Niels W. L., Leander, Brian S. & Artois, Tom, 2021, A revision of the genus Cheliplana de Beauchamp, 1927 (Rhabdocoela: Schizorhynchia), with the description of six new species, Zootaxa 4970 (3), pp. 453-494 : 487

Cheliplana longissima n. sp.

Species of Cheliplana ~ 1 mm long. Proboscis consisting of 9–10-μm-long hook supports, armed with 15–23-μmlong hooks. Epithelium of the oral tube forming finger-like papillae. Copulatory bulb elongate, with a 235–365- μm-long cirrus armed with very fine spines. A highly characteristic loop present in the proximal half of the cirrus. Copulatory bulb showing transverse crests projecting into the lumen of the bulb. Vagina externa present, opening terminally.