Turbellarian taxonomic database
Fig 4
2010
Stenostomum heebuktense
A–B: photographs of live specimens; C: habitus of live specimen; D: live individual illustrating pharynx constriction; E: sagittal reconstruction of the pharynx from the left hand side (pharynx appears shorter in comparison with live animals due to constriction during fixation); F: anterior end of sagittal section
from Larsson K, Willems W (2010) Report on freshwater Catenulida (Platyhelminthes) from Sweden with the description of four new species
Zootaxa 2396: 1-18