The Diatomaceæ of Philadelphia and Vicinity

by Charles S. Boyer

PLATE 24

Fig. Page NAVICULA 1 Navicula maculata (Bail.) Cl. [90] 2 Navicula prætexta Ehr. [92] 3 Navicula latissima Greg. [90] 4 Navicula irrorata Grev. [93] 5 Navicula latissima var. elongata (Pant.) Cl. [91] 6 Navicula fuchsii Pant. [91]

Fig.		Page
NAVICULA
1	Navicula maculata (Bail.) Cl.	[90]
2	Navicula prætexta Ehr.	[92]
3	Navicula latissima Greg.	[90]
4	Navicula irrorata Grev.	[93]
5	Navicula latissima var. elongata (Pant.) Cl.	[91]
6	Navicula fuchsii Pant.	[91]