50 FLORIDA GEOLOGICAL SURVEY-15THl ANNUAL REPORT























 Plate If.

FVigs. 1 & 2. Mulinia contracta (Conrad). Left valve (x 1/.Station 5869, DeLand, Fla., (stratum No. 3). U. S. N. M. Cat. No. 352283.
Figs. 3 & 4. Mulinia sp. near M. caloosafnsis Dali. Left valve (x 1 '.Station
 4865, Y4 mile south of Nashua, Fla. U. S. N. M. Cat. No. 352284.
Figs. 5 & 6. Mulinia lateralis Say. H-eavy form. Left valve (x 1/'). Station
 5634, DeLand, Fla., (stratum No. 1). U. S. N. M. Cat. No. 352285.
Figs. 7 & 8. Mulinia lateralis Say. Long form. Left valve (x i1 ). Station 5869,
 DeLand, Fla., (stratum No. 3). U. S. N. M. Cat. No. 352282.