194 



cesophageal ganglion, joins the miniature globe and expands into a 

 retina. The author was unable to trace an opening through the 

 pigment for the passage of light, but thinks it probable that, as in 

 the ocelli of insects, such an aperture exists in the central part. The 

 auditory capsules are situated at some distance behind the eyes, and 

 may be distinctly seen with the microscope when the surrounding 

 parts are carefully removed with fine needles. They are of a rounded 

 or oval form, and each contains a beautifully transparent and highly 

 refracting otolithe, much larger than the lens of the eye. 



The paper was accompanied with drawings illustrating the prin- 

 cipal points mentioned in the description. % 



II. A paper was in part read, entitled, " On the Development of 

 Striated Muscular Fibre in Mammalia." By WILLIAM S. 

 SAVORY, M.D., F.R.C.S., Tutor of St. Bartholomew's Ho- 

 spital Medical College. Communicated by JAMES FACET, 

 Esq. Received December 9, 1854. 



The Society then adjourned over the Christmas recess, to meet 

 again on the llth of January next. 



January 11, 1855. 



THOMAS BELL, Esq., V.P., in the Chair. 



I. The reading of Mr. SAVORY'S paper " On the Development 

 of Muscular Fibre in Mammalia," was resumed and con- 

 cluded. 



The author's observations were made chiefly upon foetal pigs, but 

 they have been confirmed by repeated examinations of the embryos 

 of many other animals, and of the human foetus. 



If a portion of tissue immediately beneath the surface from the 

 dorsal region of a foetal pig, from one to two inches in length, be 



