MIC. JOURN., Vou. Ill., N'S., PLATE XIII. 
Ly 
Distribution of finest nucleated-Nerve Fibres to the Elementary Muscular Fibres of 
the Mylo-hyoid Muscle of the little Green Tree Frog (Hyla Artorea), Drawn on the 
block by the Author, from a specimen magnified 1700 diameters (the first twenty-fifth 
made by Messrs. Powell & Lealand). The diameter of each muscular fibre corresponds to 
that of a human red blood-corpuscle. 
SCALE, of an English Inch eewes X 1700 diameters. 
pats 
10,000 : 
1 
ES ———— a eee 
