Platyhelminthes: Turbellaria: Polycladida
40x Plan Fluor. DIC / Phase Contrast. Sampled in Bay of Santander. July, 5th 2017.
Goette´s larva are four-lobed and two-eyed.
This specimen has only one eyes.
Girard, C. (1853). Researchs upon nemerteans and planarians. I Embryonic development of Planocera elliptica. J Acad Nat Sci Philadelphia 2. (see Pl. III).
Martín-Durán, J.M. & Egger, B. (2012). Developmental diversity in free-living flatworms. EvoDevo, 3:7. (see Figure 3).