Heart ultrastructure in Branchinecta paludosa, Artemia salina, Branchipus schaefferi, and Streptocephalus sp. (Crustacea, Anostraca) S. ØklandA. TjønnelandA. Nylund OriginalPaper Pages: 71 - 81
Erectile tissue and smooth muscle in snouts of Carettochelys insculpta, Trionchids and other chelonia Robert M. Winokur OriginalPaper Pages: 83 - 93
The ultrastructure of the sense organs of some turbellaria rhabdocoela. I. The eyes of Polycystis naegelii Kölliker (Eukalyptorhynchia Polycystididae) Alberto LanfranchiCelina Bedini OriginalPaper Pages: 95 - 102
The settlement and metamorphosis of the marine bryozoan Bowerbankia gracilis (Ctenostomata: Vesicularioidea) Christopher G. ReedRichard A. Cloney OriginalPaper Pages: 103 - 132
The fine structure of the buccal tentacles of Holothuria forskali (Echinodermata, Holothuroidea) Catherine BoulandClaude MassinMichel Jangoux OriginalPaper Pages: 133 - 149