596 ORTMANN— NAYADES OF 



Cane Creek, Pennington Gap, Lee Co., Va. 

 Walker coll. 

 I. Fusconaia pilaris bursa-pastoris 2. Pleurobcma oviforme 



Puckell Creek, Pennington Gap, Lee Co., Va. 

 Walker coll. 



1. Fusconaia cuneohis 3- Pleurobcma oviforme 



2. Lexingtonia dolabelloides con- 



radi 



Wallen Creek, Lee Co., Va. {near Joncsville). 



* = Walker coll.; t = Carn. Mus. (from G. H. Clapp). 



*i. Fusconaia barncsiana bigbycnsis *4. Mcdionidus platcolus 



t2. Ellipiio dilatatus tS- Eurynia ncbtdosa 



*3. Pegias fabula 



Powell River, Lytton Mill, Pennington Gap, Lee Co., Va. 

 Walker coll. (Adams, Sept. i, '99). 



1. Fusconaia pilaris bursa-pastoris 8. Lasmigona costata 



2. F. cor analoga 9. Ellipsaria fasciolaris 



3. F. barncsiana bigbyensis 10. Nephronaias pcctorosa 



4. Quadrula cylindrica strigillata 11. Eurynia nebulosa 



5. Lexingtonia dolabelloides con- 12. E. vanuxemensis 



radi 13. Lampsilis fasciola 



6. Pleurobcma oviforme I4- Truncilla haysiana 



7. Elliptio dilatatus 



Poivell River, Jonesville, Lee Co., Va. 



*r= Walker coll.; t = Carn. Mus. (Hartman coll.).^ 



*i. Fusconaia pilaris bursa-pastoris *4. Ellipsaria subtcnta 



*2. Pleurobcma oviforme *5. Toxolasma lividum 



*3. Elliptio niger *t6. Lemiox rimosus 



Pozvell River, Rose Hill, Lee Co., Va. 

 Walker coll. (Adams, Aug. 5, '01). 



1. Fusconaia pilaris bursa-pastoris 8. Nephronaias pcctorosa 



2. F. cor analoga 9- Lemiox rimosus 



3. F. barncsiana bigbyensis 10. Mcdionidus platcolus 



4. Pleurobcma oviforme 11. Eurynia nebulosa 



5. Elliptio dilatatus 12. Lampsilis fasciola 



6. Alasmidonta marginata I3- Truncilla intcrrupta 



7. Ellipsaria fasciolaris 



