102 



Campylodiscus spiralis, Smith. 



cribrosus, Smith. 

 Surirella biseriata, Breb. 



linearis, Smith. 



constricta, Smith. 



splendida, Kutz. 



nobilis, Smith. 



striatula, Turp. 



Gemma, Ehr. 



Craticula, Ehr. 



Brightwellii, Smith. 



ovata, Kutz. 



pinnata, Smith. 



minuta, Breb. 



apiculata, Smith. 



limosa, Bail. 

 Tryblionella marginata, Smith. 



acuminata, Smith. 

 Cymatopleura elliptica, Smith. 

 Nitzschia sigmoidea, Smith. 



obtusa, Smith. 



scalaris, Smith. 



linearis, Smith. 



Amphioxjs, Smith. 



rivax, Smith. 



dubia, Smith. 



plana, Smith. 



Closterium, Smith. 



re versa, Smith. 

 Amphiprora paludosa, Smith. 



vitrea, Smith/ 



vitrea /3, Greg. 



constricta, Ehr. 

 Navicula rhomboides, Ehr. 



Crassinervia, Bre%. 



cuspidata, Kutz. 



rhynchocephala, Kutz. 



elliptica, Smith. 



ovalis, Smith. 



Westii, Smith. 



