Structure of the Horseshoe worm
                                Date
                            
                            
                                1882
                            
                            
                        
                            
                            
                            
                                Creator
                            
                            
                                William Hay Caldwell (1859 - 1941, British) , Zoologist
                            
                            
                        
                            
                            
                            
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                                Dimensions
                            
                            
                                height (drawing): 110mm
width (drawing): 150mm
                            
                        
                            
                            
                            width (drawing): 150mm
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                                Description
                            
                            
                                Two diagrams of the general anatomical structure of Phoronis, the Horseshoe worm and other marine invertebrates. Figure A is a vertical section through the animal. Figure B shows a horizontal section. Based upon the author’s observations at the Naples Zoological Station in Italy.   
Illustration from the manuscript version of the paper ‘Preliminary note on the structure, development, and affinities of Phoronis’, by W. H. Caldwell, Proceedings of the Royal Society, vol.34 (1882), pp.371-383. The published paper reproduced the figures on p.383 with the title: ‘Two diagrams to illustrate the body plan of Phoronis, Brachiopoda and Polyzoa’.
Inscribed below with imprint details.
William Hay Caldwell (1859-1941) was not a Fellow of the Royal Society.
                            
                            
                        
                            
                            
                            Illustration from the manuscript version of the paper ‘Preliminary note on the structure, development, and affinities of Phoronis’, by W. H. Caldwell, Proceedings of the Royal Society, vol.34 (1882), pp.371-383. The published paper reproduced the figures on p.383 with the title: ‘Two diagrams to illustrate the body plan of Phoronis, Brachiopoda and Polyzoa’.
Inscribed below with imprint details.
William Hay Caldwell (1859-1941) was not a Fellow of the Royal Society.
                                Associated place