PLATE XIX. 
Figs. 1, la . — Cryptolaria jlabellum (p. 40). 
Fig. 1 . — A colony ; natural size. 
Fig. la. — Portion of a colony; magnified 10 diameters. 
Figs. 2, 2a . — Cryptolaria pulchella (p. 40). 
Fig. 2. — Portion of a colony ; natural size. 
Fig. 2a. — Portion of same ; magnified 10 diameters. 
Figs. 3, 3a . — Cryptolaria crassicaulis (p. 41). 
Fig. 3. — A colony ; natural size. 
Fig. 3a. — Portion of a colony; magnified 10 diameters. 
