62 | General Notes. | une 
iia | 
must have been drawn from an abnormal specimen. The figure 
and accompanying text credit Menopoma with two sacral vertebra, 
but an examination of ten specimens failed to show the occurrence 
of more than one. An abnormal specimen in the possession of Pro- 
fessor H. A. Ward showed an intermediate condition between the 
figure in the Enc. Brit. and the normal sacrum, having the right 
ilium attached to one vertebra, and the left to two vertebra. Mr. 
Lucas further called attention to the variation in the number of 
A, specimen with two sacral vertebrz, fig. 2, article Amphibia, Encyclopedia 
Britannica, 9th ed.; B, specimen normal on right side, two sacrals on saan pene 
by H. L. Ward from a skeleton in the possession of H. A. Ward; C, normal spec! 
men. 
_ ZOOLOGICAL News.—Vermes.—M. J. Perrier announces as i 
result of his studies of the Trematoda (Archives de Zook PaP 
mentale, 1885) that the muscles divide at their extremities, 
oe The spongy cords found in all Platyelminths W 
_ _ Echinoderms. —M,. Ed. Perrier contributes to the Annales 
Sciences Naturelles an account of the echinoderms colle 
See ea es ee a: ee ae 
