Homonomies within the ventral muscle system and the associated motoneurons in the locust, Schistocerca gregaria (Insecta, Caelifera) G. R. SteffensW. Kutsch Original Article Pages: 133 - 150
The spermatozoa of three species of Xenotrichulidae (Gastrotricha, Chaetonotida): the two “dünne Nebengeisseln” of spermatozoa in Heteroxenotrichula squamosa are peculiar para-acrosomal bodies Marco FerragutiMaria BalsamoElena Fregni Original Paper Pages: 151 - 159
Structure and formation of the uncini in Pectinaria koreni, Pectinaria auricoma (Terebellida) and Spirorbis spirorbis (Sabellida): inplications for annelid phylogeny and the position of the Pogonophora Thomas Bartolomaeus Original Article Pages: 161 - 177
Motor supply of the dorsal longitudinal muscles, I: homonomy and ontogeny of the motoneurones in locusts (Insecta, Caelifera) W. KutschR. Heckmann Original Paper Pages: 179 - 195