ANNELIDA— ERRANTI A . 



249 



Oriskany sandstone and Esopus shale (Caudagalli grit) of New- 

 York and Pennsylvania. 



80. T. velum (Vanuxem). (Fig. 1541.) Devonic. 



Fig. 1540. Spirophyton caudagalli^ showing two types of these markings, X X- 

 (After Vanuxem.) 



Broadly ear-shaped, with the lines of structure U-shaped. 

 Hamilton of New York, Pennsylvania, etc. 



Fig. 1541. Spi7op \ 111 uini y2.- (After Vanuxem.) 



