| Title Information |

330 pp.
| BARTOLOMAEUS, Thomas & Ivonne BALZER: Convolutriloba longifissura nov. spec. (Acoela) - the first case of longitudinal fission in Plathelminthes | 7 |
| AX, Peter: Beklemischeviella angustior Luther and Vejdovskya parapellucida n. sp. (Rhabdocoela, Plathelminthes) from brackish water of the Winyah Bay, USA | 19 |
| SOPOTT-EHLERS, Beate: First report on the fine structure of unpigmented rhabdomeric photoreceptors in a free-living species of the "Dalyellioida" (Plathelminthes, Rhabdocoela) | 27 |
| SEIFRIED, Sybille: Three new species of Ectinosoma Boeck, 1865 (Harpacticoida, Ectinosomatidae) from Papua New Guinea and the Fiji Islands | 35 |
| SOPOTT-EHLERS, Beate: Ultrastructural observations on the "eye spot" of Halammovortex nigrifrons (Plathelminthes, Rhabdocoela, "Dalyellioida") | 59 |
| GEORGE, Kai Horst: Mielkiella spinulosa gen. n. sp. n., a new taxon of the Laophontidae (Copepoda, Harpacticoida) from Porvenir, (Tierra del Fuego, Chile) | 71 |
| MEYER, Rudolf & Thomas BARTOLOMAEUS: Ultrastruktur und Morphogenese der Hakenborsten bei Psammodrilus balanoglossoides – Bedeutung für die Stellung der Psammodrilida (Annelida) | 87 |
| MIELKE, Wolfgang: Interstitial Fauna of Galapagos. XXXIX. Copepoda, part 7 | 115 |
| MIELKE, Wolfgang: Interstitial Fauna of Galapagos. XL. Copepoda, part 8 | 153 |
| SOPOTT-EHLERS, Beate & Ulrich EHLERS: Electronmicroscopical investigations of male gametes in Ptychopera westbladi (Plathelminthes, Rhabdocoela, "Typhloplanoida") | 193 |
| SOPOTT-EHLERS, Beate: Submicroscopic anatomy of female gonads in Ciliopharyngiella intermedia (Plathelminthes, Rhabdocoela, "Typhloplanoida") | 209 |
| MIELKE, Wolfgang: On a small collection of Laophontidae (Copepoda) from Sulawesi, Indonesia | 223 |
| SOPOTT-EHLERS, Beate: Fine-Structural features of male and female gonads in Jensenia angulata (Plathelminthes, Rhabdocoela, "Dalyellioida") | 251 |
| MIELKE, Wolfgang: New findings of interstitial Copepoda from Punta Morales, Pacific Coast of Costa Rica | 271 |
| EHLERS, Ulrich & Beate SOPOTT-EHLERS: Plasma membranes flanked by cisternae of the endoplasmic reticulum: a remarkable organization of polarized cells in small Plathelminthes | 281 |
| EHLERS, Ulrich & Beate SOPOTT-EHLERS: Ultrastructure of protonephridial structures within the Prolecithophora (Plathelminthes) | 291 |
| AX, Peter: Two Prognathorhynchus species (Kalyptorhynchia, Plathelminthes) from the North Inlet Saltmarsh of Hobcaw Barony, South Carolina, USA | 317 |
| Copyright © 2012 Verlag Dr. Friedrich Pfeil |
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