The paracaudinid sea cucumbers of Australia and New Zealand (Echinodermata: Holothuroidea: Molpadida: Caudinidae) 
43 
Figure 4. SEM images showing variation in form of ossicles from the mid-body wall of a specimen of Paracaudina australis (Semper, 1868) 
from Dunwich, Moreton Bay, south-east Queensland (AM J13583). Rarely occurring chilensis-Wke ossicle with cross and box bridging shown 
bottom right. 
