604 



ORTMANN— NAYADES OF 



Clinch River, Needham Ford, Union Co., Ten) 



Walker coll. (Adams, Aug. 19, '99). 



1. Ctimberlandia monodonta 14. 



2. F us conaia pilaris bursa-pastoris]^ 15. 



3. F. pilaris lesueuriana \ 16. 



4. F. cor 17- 



5. F. cor analoga 18. 



6. Rotundaria tiibcrciilata 19. 



7. Plethobasus cyphyus 20. 



8. Plcurobema obliquum | 21. 

 g. P. obliquum coccineumi 22. 



10. P. obliquum rubrum 23. 



11. Elliptio niger 24. 



12. £. dilatatus 25. 



13. Lasmigona costata 26. 



Alasmidonta marginata 

 Strophitus edentulus 

 Ellipsaria fasciolaris 

 Cyprogenia stegaria 

 Dromus dromas caperatiis 

 Nephronaias ligamentina gibba 

 N. pectorosa 

 Paraptera leptodon 

 Proptera alata 

 Eurynia recta 

 Lampsilis ovata 

 L. fasciola 

 Trun cilia interrupta 



Clinch River, Kelly Ford, Union Co., Tenn. 



Walker coll. (Adams, Aug. 20, 99) ("between Kelly and 

 Sharp's Ford"). 



I. Cumberlandia monodonta 2. Truncillatorulosagubernaciilum 



Clinch River, bclozv Agee, Campbell Co., Tenn. 



Walker coll. (Adams, Aug. 24, 99) ("Agee to Offutt"). 



1. Cumberlandia monodonta 



2. Fusconaia pilaris lesueuriana 



3. Quadr.ula cylindrica 



4. Rotundaria tiiberculata 



5. Plethobasus cyphyus 



6. Lexingtonia dolabelloidcs 



7. Pleurobcma obliquum 



8. P. obliquum rubrum 



9. Elliptio niger 



10. E. dilatatus 



11. Ellipsaria fasciolaris 



12. Obliquaria rcflcxa 

 13- Cyprogenia stegaria 



14. Dromus dromas capcratus 



15. Nephronaias ligamentina gibba 



16. Eurynia recta 



Clinch River, Offutt, Anderson Co., Tenn. 



Carn. Mus. (Ortmann, Sept. i, '14). 



1. Cumberlandia monodonta 13. 



2. Fusconaia pilaris bursa-pastoris^ 14. 



3. F. pilaris lesueuriana ^ 15. 



4. F. cuneolus appressa 16. 



5. Amblema plicata costata 17. 



6. Quadrula pustulosa 18. 



7. Rotundaria tuberculata 19. 



8. Plethobasus cyphyus 20. 



9. Pleurobcma obliquum 21. 



10. P. obliquum rubrum 22. 



11. Elliptio niger 23. 



12. E. dilatatus 



Lasmigona costata 

 Ellipsaria fasciolaris 

 Cyprogenia stegaria 

 Dromus dromas caperatus 

 Nephronaias ligamentina gibba 

 Plagiola lineolata 

 Proptera alata 

 Eurynia recta 

 Lampsilis ovata 

 L. fasciola (seen) 

 L. orbiculata 



