ADDITIONS TO THE LIST OF DIATOMACE.-E. I 1 3 



PLATE. 



Amphora inflexa, Breb., f. 1. 



,, laevissima, Greg., Cleethorpes, f. 2. 



exigua, Greg., Hedon, Cleethorpes, f. 3. 

 Pinnularia sublinearis, Grun., Hessle, Ganstead, Anlaby 

 Road, f. 4. 

 Hilseana, Jan., Ditch in Houghton Wood, f. 5. 

 Stauntonii, Grun., Cleethorpes, f. 6. 

 cruciformis, Donk., Cleethorpes, f. 7. 

 \\ quadratarea, A. Schm., Cleethorpes, f. 8. 



Navicula blanda, A. Schm., Cleethorpes, f. 9. 



pseudo-retusa, Per., Cleethorpes, f. 10. 

 Reinhardtii, var. gracilior, Grun., Hotham carrs, 



f. 11. 

 salinarum, Grun., Cleethorpes, f. 12. 

 ventricosa (Ehr.) Donk., Market Weighton Canal, 



f. 13. 

 vacillaiis, A. Schm., Cleethorpes, f. 14. 

 hyalina, Donk., Cleethorpes, f. 15. 

 ,, abrupta, Greg., Cleethorpes, f. 16. 



Scandinavica (Lag.) A. Schm., Cleethorpes, f. 17. 

 Schumanniana, Grun. (N. Trochus, Ehr.), Ingle- 

 mire Lane, f. 18. 

 halophila, Grun., Hedon, Cleethorpes, f. 19. 

 ,, Liburnica, Grun., Cleethorpes, f. 20. 



formosa, Greg., River Hull, Cleethorpes, f. 21. 

 „ inflexa (Greg) Ralfs, Filey, f. 22. 

 Amphiprora venusta, Grev., Cleethorpes, f. 23. 

 Achnanthes delicatula, Kutz., Newland, f. 24. 

 Cocconeis dirupta, Greg., River Hull, f. 25. 

 Eunotia lunaris, var subarcuata (Naeg.) Grun., Immingham, 



f. 26. 

 Synedra investiens WSm., Newland, Stoneferry, f. 27. 



,, affinis var. arcus., Marfleet, f. 28. 

 Thallassionema nitzschioides, Grun., Filey, f. 29. 

 Raphoneis amphiceros var. rhombica, Grun., Filey, f. 30. 

 Licmophora gracilis, var. minor, Kutz., Filey, f. 31. 

 Denticula elegans, Kutz., Kelsey Hill, f. 32. 

 Cymatopleura Solea, var. regula (Ehr.) Ralfs., Spring 



Head, Swine Moor, Newland, f. 33. 

 Surirella Comis, A. Schm., Cleethorpes, f. 34. 



,, medulica, Per., Hotham Carrs, page 112. 



