527 
Hook organs and foot-jaws resembling in miniature those of the 
female. Thoracic part distinctly divided into four segments, the 
two anterior bearing each a pair of feet. No dorsal, ventral, or 
lateral processes. Abdominal part divided into two segments, in 
the proximal of which the two male genital orifices were situated. 
Alimentary canal in the axis of the animal, with a mouth situated 
as in the female, but no anus. Testicles bilateral. 
Various stages in the development of the ovum, as far as the 
formation of a free larva, were then described ; but the further 
stages, up to the fully developed animal, the author had no oppor- 
tunity of tracing. 
The following Gentleman was admitted a Fellow of the 
Society : — 
Alexander M‘Kenzie Edwards, Esq., F.R.C.S.E. 
The following Donations to the Library were announced 
Journal of Agriculture, and Transactions of the Highland and Agri- 
cultural Society. No. 75. 8vo. — From the Highland and 
Agricultural Society. 
Transactions of the Royal Scottish Society of Arts. Vol. VI, 
Part 1. 8 vo. From the Society. 
Journal of the Royal Asiatic Society of Great Britain and Ireland. 
Vol. XIX., Part 2. 8vo. — From the Society. 
Proceedings of the Royal Horticultural Society of London. Vol. I., 
No. 1. 8vo. — From the Society . 
Assurance Magazine. No. XLVI. 8vo. — From the Society. 
Quarterly Journal of the Chemical Society. No. LVI. 8vo. — 
From the Society. 
Journal of the Geological Society of Dublin. Vol. IX., Part 1. 
8 vo. — From the Society. 
Report on the Survey of India for 1858-59. Fol. — From the 
Survey Directors. 
Ri vista da un Cittadino senza partito di cio che si e operato per la 
Pubblica Istruzione. 8vo. Bologna, 1861. 
4 li 
VOL. IV. 
