| author | date | title | journal / publication | Watson NA | 1998 | Spermiogenesis and eyes with lenses in two kalyptorhynch flatworm species, Toia calceformis and Nannorhynchides herdlaensis (Eukalyptorhynchia, Platyhelminthes). | Invertebrate Biology 117:9-19 (reprint= MS) |
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| Nannorhynchides herdlaensis (Karling, 1956) | w | other research on this sp. |