. Maryland geological survey. GYMNOSPERM^. Cockayne, Boston. PLATE LXXVII. PAGE Fig. 1. T^i*ri0PTEEis ]st:btosa (Fontaine) Berry 293 Fredericksburg, Virginia. Figs. 2, 3. DiCHOTozAiiiTEs cYCADOPsis (Fontaine) Berry 365 2. Specimen showing venation from Ft. Foote, Maryland (after Fon- taine) . 3. Specimen showing dichotomy from 72-Mile post near Brooke, Va. F^gs. 4, 4a. Cedetjs Leei (Fontaine) Berry 411 Baltimore, Maryland (after Fontaine). Figs. 5, 5a. Aeattcakites patapscoensis Berry 399 5. Cone-scale from near Widewater, Restoration of same. Fig. 6. Abtheotasopsis graxdis Fontai


. Maryland geological survey. GYMNOSPERM^. Cockayne, Boston. PLATE LXXVII. PAGE Fig. 1. T^i*ri0PTEEis ]st:btosa (Fontaine) Berry 293 Fredericksburg, Virginia. Figs. 2, 3. DiCHOTozAiiiTEs cYCADOPsis (Fontaine) Berry 365 2. Specimen showing venation from Ft. Foote, Maryland (after Fon- taine) . 3. Specimen showing dichotomy from 72-Mile post near Brooke, Va. F^gs. 4, 4a. Cedetjs Leei (Fontaine) Berry 411 Baltimore, Maryland (after Fontaine). Figs. 5, 5a. Aeattcakites patapscoensis Berry 399 5. Cone-scale from near Widewater, Restoration of same. Fig. 6. Abtheotasopsis graxdis Fontaine 441 Dutch Gap, Virginia. Fig. 7. Sequoia Reickexbachi (Gein.) Heer 444 Dutch Gap, Virginia. Fig. 8. CYCADEOsPEBinJii MAEYi:Ai>rDicuM Berry 367 Muirkirk, Maryland. 576 MARYLAND GEOLOGICAL SURVEY. LOWER CRETACEOUS, PLATE GYMNOSPERM^. Cockayne, Boston. PLATE LXXVIII. PAGE Figs. 1-7. Sequoia ambigua Heer 449 1. Cone-bearing twig from Dutch Gap, Virginia. 2. Cast of cone from Soper Hall, Maryland (after Fontaine). 3. 4. Casts of cones from Muirkirk, Maryland (after Fontaine). 5. End view of cone-scale from Muirkirk. X 2%. 6. Dorsal view of same. X 2^/2. 7. Side view of same. X 2i/4. Fig. 8. Sequoia eigida Heer 447 Leafy twig from Dutch Gap, Virginia. 577 MARYLAND GEOLOGICAL SURVEY. LOWER CRETACEOUS, PLATE LXXVIII.


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