PLATE XLIV. 



Figures magnified 37. r > diameters. 



PAGE. 



Fig. 1. MICRASTERJAS TRIANGULARIS, Pennsylvania and New Jersey form, 127 



" 2. " " Florida variety, . . .127 



Figs. 3, 4. MIORASTERIAS CONFERTA, Var. hamata, . . 127 



Fig. 5. MlCRASTERIAS ARCUATA, . . . 129 



6. MlCRASTERIAS TRUNCATA, . . . 126 



" 7. " " Var. semiradiata, Naeg., . . 126 



" 8. " " Var. concatenata, Wolle, . . 126 



" 9. " " Var. minor, Wolle, . . . 126 



" 10. MICRASTERIAS FOLIACKA, a single cell, . 130 



" 11. " part of a series of more than forty cells, 130 



