PLATE XVI. 
LAOTIRA CAMBRIA (p. 32). 
Fia. 1. A distorted specimen in which the subumbrella lobes and oral arms have been drawn out 
and preserved on the surface of a small nodule. 
Fia. 2. Another distorted specimen, somewhat similar to fig. 1. 
Fia. 3. A distorted specimen with the lobes spread out on the surface of the nodule. 
Fic. 4. Same type of specimen as fig. 3. 
Fias. 5, 5a. Two views of a distorted specimen which represents a number of similar specimens in 
the collection. 
PLANOLITES. 
Fias. 6, 7, 8. Casts of annelid trails or borings on nodules associated with the medusz. These are 
introduced to show, in connection with figs. 1 and 5 of Pl. XV, the character of the 
casts of the annelid trails and borings occurring often on the same nodules with the 
meduse. 
All figures natural size and reproduced from photographs, 
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