5. Researches on the Problematical Organs of the Invertebrata—especially those of the Cephalopoda, Gasteropoda, Lamellibranchiata, Crustacea, Insecta, and Oligochæta

A. B. Griffiths
1888 Proceedings of the Royal Society of Edinburgh  
Being convinced that a thorough examination (both from a chemical and physiological point of view) of the various problematical organs of the Invertebrata -will throw much light on their physiology and their relationship to the Vertebrata, these investigations have been undertaken with that object in view.
doi:10.1017/s0370164600003916 fatcat:wvqvqqjtavgt5jsgmnmy6jouz4