Pinacocoleps

Lu, Borong, Huang, Jie & Chen, Xiangrui, 2013, The morphology and SSU rRNA gene sequence analysis of a poorly-known brackish water ciliate, Pinacocoleps tesselatus (Kahl, 1930) (Ciliophora, Colepidae) from Hangzhou Bay, China, Zootaxa 3637 (2), pp. 123-130 : 129

Key to known Pinacocoleps species

1. Amour plates with very weak windows.................................................................... 2

- Amour plates without windows........................................................................... 3

2. Body shape rectangular, and laterally flattened.................................................... .. P. a re n a r i u s

- Body shape long oval-shaped, circular in cross-section............................................... P. tesselatus

3. The longitudinal rows of plates arranged in spiral torsion............................................... P. spiralis

- The longitudinal rows of plates arranged in straight line.......................................................4

4. Shape of left margin smooth............................................................................. 5

- Shape of left margin serrated or crenellated................................................................. 6

5. About 15 longitudinal ciliary rows.................................................................. P. similis

- About 22 longitudinal ciliary rows............................................................ P. heteracanthus

6. Body shape curved cylindrical, about 10–11 longitudinal ciliary rows..................................... P. incurvus

- Body shape long oval-shaped, about 20–22 longitudinal ciliary rows...................................... P. pulcher