lad 
Hemidictya lebanonensis, new species. 
Hudsonaster narrawayi (Hudson). 
Leperditia fabulites (Conrad) . 
Liospira americana (Billings). 
Liospira progne (Billings). 
Lophospira bicincta (Hall). 
Maclurites magnus Lesueur. 
Monticulipora discula, new species. 
Nicholsonella frondifera, new species. 
Nicholsonella pulchra Ulrich. 
Orbignyella nodosa, new species. 
Orthis tricenaria Conrad. 
Pachydictya cf. foliata. 
Phragmolites grandis (Ulrich). 
Pianodema subaequata (Conrad). 
Primitiella limbata Ulrich. 
Pterotheca saffordi (Hall). 
Pterygomatopus troosti (Safford). 
Rafinesquina incrassata (Hall). 
Rhinidictya basalis (Ulrich). 
Rhinidictya lebanonensis, new species. 
Rhinidictya tabulata, new species. 
Rhinidictya trentonensis (Ulrich). 
Scenidium anthonense Sardeson. 
Schmidtella subrotunda Ulrich. 
Solenopora compacta (Billings). 
Streptelasma (?) parasiticum Ulrich. 
Stromatotrypa lamellata, new species. 
Strophomena incuryata (Shepard). 
Tetradium syringoporoides Ulrich. 
Tetranota sexcarinata Ulrich and Scofield. 
Trigonidictya irregularis, new species. 
Trochonema eccentricum Ulrich. 
Trochonema umbilicatum latum Ulrich. 
Zygospira saffordi Winchell and Schuchert. 
STRATIGRAPHY AND PALEONTOLOGY OF THE STONES RIVER 
LIMESTONE (OUTSIDE OF CENTRAL TENNESSEB). 
Eastern Tennessee. In the “Revision of the Paleozoic System’ Dr. Ulrich 
advocates the idea of compensatory oscillation of the various basins or 
troughs in eastern Tennessee during the early Ordovician period and in this 
manner accounts for the absence in one and the presence in another area 
of the different beds of the Stones River and later formations. 
The Mosheim basin covered an area which became a number of separate 
troughs during later stages. The deposit made at this time is referred to 
the lowest Stones River and is older than any formation exposed in the 
