30 
CONTRIBUTIONS TO DEVONIAN PALEONTOLOGY. [bull. 244 
Section 1377 A, at Big Moccasin Gap, Va. 
Feet 
7. Limestone and shale (Carboniferous) 
6. Soft yellowish clay and crumbling sandstone 10< 
5. Hard, drab-colored sandy shale and sandstone 4i 
4. Conglomerate band near top of 3' 1 
3. Hard, bluish-gray to drab sandy shalej 
2. Black shale, varying to gray, and much crushed and folded 15 
1 . Tough quartzitic fine-grained sandstone 7 
In the Estillville folio, 2 is called the Chattanooga black shale, am 
3 to 6 are assigned to the Grainger shale. The lowest fauna obtained ! 
from the section is from the lower part of 3, about 20 feet above th 
black shale. 
Faunule of zone 3 of section 1377 A, at Big Moccasin Gap, Virginia. 
fc, common; r, rare.] 
1. Zaphrentis sp. (r). 
2. Crinoid stems (c). 
3. Fenestella sp. (r). 
4. Lingula gannensis (r). 
5. Orbiculoidea sp. (c). 
6. Chonetes sp. (r). 
7. Productus cora var. (r). 
8. P. cf. semireticulatus (r' 
9. P. cf. wortheni (c). 
10. P. sp. (r). 
11. Camarotcechia sp. (r). 
12. Spirifer cf. marionensis (c). 
13. Reticularia pseudolineata (c). 
14. Syringothyris carteri (r). 
15. Athyris lamellosa (c). 
16. Conularia sp. (r). 
About 40 feet above the last zone a rich fauna occurs in the thi 
bands of ferruginous conglomerate which outcrop at the roadsic 
nearly opposite the residence of Doctor Wallace. This is unquestios 
ably a Knobstone or Waverly fauna. Some of the species are idei 
tical with those from the southern Indiana Knobstone. The followir 
species were obtained: 
Faunule of zone 4 of section 1377 A, at Big Moccasin Gap, Virginia. 
[a, abundant; c, common; r, rare.] 
1. Chonetes sp. (a). 
15. 
Nuculana spatulata (r). 
2. Camarophoria sp. 
16. 
Leptodesma sp. (r) . 
3. Dielasma sp. nov. (c). 
17. 
Schizodus sp. (r). 
4. Spiriferina cf. solidirostris 
(a). 
18. 
Bellerophon sp. (a). 
5. Spirifer sp. (c). 
19. 
B. sp. (a). 
6. Reticularia pseudolineata (r). 
20. 
Pleurotomaria stulta (r). 
7. Syringothyris sp. (c). 
21. 
P. sp. (a). 
8. Glossites sp. (r). 
22. 
Loxonema sp. (c). 
9. Spathella sp. (r). 
23. 
Platyceras sp. (r). 
10. Edmondia sp. (r). 
24. 
Orthoceras sp. (c). 
11. Nucula sp. (r). 
25. 
O. sp. (c). 
12. Palseoneilo perplana (a). 
26. 
Prolecanites greeni (r). 
13. P. sulcatina (a). 
27. 
Phaethonides sp. (r). 
14. P. sp. 
