PLATE 43. 
1. 587. 1. Dendrocrinus longidactyltjs. (Pag. 193.) 
1 a. An individual, natural size, partially imbedded in shale. 
1 b. Figure showing the structure of the cup, the commencement of the proboscis, and the arms. 
1 c, d, e. Detached plates from the upper part of the cup of other individuals. 
1 f. A portion of a branch near the lower part. 
1 g. A similar fragment near the extremity of the branches of the fingers. 
1 i. A fragment of an arm somewhat unequally bifurcating, but having surface aspect and structure like 
this species.' 
1 h. The end of the joint enlarged, showing the articulating rays extending only a short distance from the 
centre. 
1 k. Several joints of the preceding enlarged. 1 l. Column joint at base of cup. 
2. 538. 1. IcHTHYOCRINUS L.EVI&. (Pag. 195.) 
2 a. An individual of medium size, slightly compressed •. a portion of the column still remains attached. 
2 b. A smaller individual, having the arms extended upon the stone in which it is partially imbedded. 
2 c. A young individual of the same species. 2 c f. The base of the same. 
2 d. The crown of another individual, where the arms are regularly incurved and enfolded, leaving in the 
centre a cavity filled with stone. 
2 e. A figure showing the structure as far as the third or fourth subdivisions. 
2 /. The base enlarged, showing the three undeveloped plates, the five pelvic plates resting on the column, 
and the small space occupied by the scapular plate resting on the column. 
2 g. The same, showing the relative position of the pelvic and secondary plates. 
2 h, i, k, l. Successive joints from the arms and subdivisions, showing the form of the plate, looking upon 
its lower surface. 
2 m. Lateral view of a fragment of one of the fingers, showing the union of the plates. 
2 n. o. Fragments of columns of this species. 
2 p. The end of a column enlarged, showing the crenulations on the outer margin, and the small, circular 
or obscurely pentagonal canal. 
