Mating by conjugation in two species of the genus Aspidisca (Ciliata, Hypotrichida): an electron microscopic study G. RosatiFranco VerniFernando Dini ORIGINAL ARTICLE Pages: 1 - 12
Fine structure of the dioptric apparatus in the stalk eye of Onchidium verruculatum (Gastropoda, Stylommatophora): a distinct lamellar substructure of the lens N. KatagiriYasuo Katagiri ORIGINAL ARTICLE Pages: 13 - 21
Proboscis sensilla in Vanessa cardui (Nymphalidae, Lepidoptera): functional morphology and significance in flower-probing Harald W. Krenn ORIGINAL ARTICLE Pages: 23 - 30
From competent larva to exotrophic juvenile: a morphofunctional study of the perimetamorphic period of Paracentrotus lividus (Echinodermata, Echinoida) P. GosselinM. Jangoux ORIGINAL ARTICLE Pages: 31 - 43
A new epidermal ciliary photoreceptive cell type in Plagiostomum lemani (Plathelminthes, Prolecithophora) O. PiskurekTina KottekKarl-Herbert Falk ORIGINAL ARTICLE Pages: 45 - 50
Anatomy of the sensory nervous system in Craspedella pedum (Plathelminthes, Temnocephalida): DiO staining after fixation and in vivo B. I. JoffeLester R. G. Cannon ORIGINAL ARTICLE Pages: 51 - 60
Sensory cells in the sucker of Craspedella pedum (Plathelminthes, Temnocephalida): in vivo staining with DiO and SEM and TEM observations B. I. JoffeIrina V. SoloveiLester R. G. Cannon ORIGINAL ARTICLE Pages: 61 - 68