01603nam a22002891 4500 gs 12000271 DLC 20260227111312.0 870518s1911 mduabf 00000 eng c gs 12000271 //r872 U.S. Geol. Survey. Libr./ICU ICU n-us-md QE121 .A215 vol. 4 QE685 .M4 Copy 2. Maryland Geological Survey. Lower Cretaceous. Baltimore, The Johns Hopkins press, 1911. 5 p.l., [13]-622 p. illus., XCVI pl., fold. map. 26 cm. At head of title: Maryland geological survey. Versos of some of the plates on which brief explanations are given are numbered as pages. The fourth volume of a series of reports dealing with the systematic geology and paleontology of Maryland. Preface.--The Lower Cretaceous deposits of Maryland, by W.B. Clark, A.B. Bibbins, and E.W. Berry.--The Lower Cretaceous floras of the world, by E.W. Berry.--Correlation of the Potomac formations, by E.W. Berry.--The reptilia of the Arundel formation, by R.S. Lull.--Systematic paleontology, Lower Cretaceous: Vertebrata [by] R.S. Lull; Mollusca [by] W.B. Clark; Pteridophyta [by] E.W. Berry; Cycadophytæ [by] E.W. Berry; Gymnospermæ [by] E.W. Berry; Monocotyledonæ [by] E.W. Berry; Dicotyledonæ [by] E.W. Berry.--General index.--Paleontological index. Geology Maryland. Paleontology Maryland. Geology, Stratigraphic Cretaceous. Paleontology Cretaceous. 25140 25140