PLATE CXXXIII. 



Notostomus patentissimus (p. 826). 



Fie;. 1. Lateral view. 



(/. Mandible. 



e. First siaguopod. 



f. Second siagnopod. 



g. Third siagnopod. 

 h. First gnathopod. 



i. Second gnathopod. 



in. Third pereiopod; with arthrobranchia, mastigobranchia,'and basecphysis attached. 



o. Fifth pereiopod ; terminal joints. 



p. First pleopod. 



q. Second pleopod. 



br. Section of a branchial plume. 



