278 BULLETIN: MUSEUM OF COMPARATIVE ZOOLOGY. 
5. Upper Linsenschicht. 1 ft. = 15 ft. 
Zones 5 and 6 represent the Reval formation. 
4. Two and one half feet of gray limestone with one foot 
of yellowish dolomite below it. 3 ft. 6 in. = 14 ft. 
3. Conglomerate with pebbles of green glauconitic lime- 
stone. 6 in. = 10 ft. 6 in. 
Zones 3 and 4 represent the Kunda formation. 
Green glauconitic limestone with most glauconite in the 
top layer. 7 ft. = 10 ft. 
1. Red calcareous sandstone with glauconite grains. 
Base not seen. 3 ft. = 3 ft. 
Zones 1 and 2 represent the Walchow formation. 
Cuurcu Jecetecut. (Village Joa on the Jaggoul road, west of 
Reval. Section by Schmidt (47)). 
Upper Linsenschicht. 38m. = 8.0m. 
Vaginoceras limestone. 3.2m. = 7.7 m. 
Lower Linsenschicht. 2m. = 4.5m. 
Glauconite limestone. 3.1m. = 4.3m. 
Glauconite sandstone. 8m.= 1.2m. 
Dictyonema shale. Base not seen. 4m. = 
.4 m. 
BELOW PACKERORT LIGHT-HOUSE. (Two miles north of Baltish- 
port. Measured by the writer). Plate 7. 
10. Heavy-bedded dolomitic limestone with few fossils. 
Weathers dull yellow. Best exposed in the neighbor- 
hood of Baltishport. Top not seen. 25 ft. = 80 ft. 1 in. 
9. Linsenschicht. 10 in. = 55 ft. 1 in. 
Zones 9 and 10 represent the Reval formation. 
8. Thick-bedded limestone, the bottom layer full of pebbles 
of limestone and irregular fragments of phosphatic shale. 
Kunda formation. 
7. 'Thin-bedded limestone and shale. 
3 ft.6in. = 54 ft. 3 in. 
1 ft.3 im. = 50 ft. 9 in. 
Green limestone, very full of glauconite, especially at 
2 ft. 6 in. = 49 ft. 6 in. 
11 ft. = 47 ft. 
the base. 
- 5. Soft, green sandstone. 
Zones 5 to 7 represent the Walchow formation. 
4. Dark clay-shale, weathering to a light gray. 
layers contain numerous graptolites. 
Some 
The shale rests 
