-
1
-
-
85039509497
-
-
Scale1 : 62,500. Maryland Geological Survey, Baltimore
-
Bascom F, GB Shattuck, A Bibbins, BL Miller, FB Wright 1902 Map of Cecil County showing the geological formations. Scale 1 : 62,500. Maryland Geological Survey, Baltimore.
-
(1902)
Map of Cecil County Showing the Geological Formations
-
-
Bascom, F.1
Shattuck, G.B.2
Bibbins, A.3
Miller, B.L.4
Wright, F.B.5
-
2
-
-
0001608841
-
Some British Wealden megaspores and their facies distribution
-
Batten DJ 1969 Some British Wealden megaspores and their facies distribution. Palaeontology 12:333-350.
-
(1969)
Palaeontology
, vol.12
, pp. 333-350
-
-
Batten, D.J.1
-
3
-
-
0002133144
-
Revision of S. J. Dijkstra's Late Cretaceous megaspores and other plant microfossils from Limburg, the Netherlands
-
_ 1988 Revision of S. J. Dijkstra's Late Cretaceous megaspores and other plant microfossils from Limburg, the Netherlands. Meded Rijksfac Geol Dienst 41:1-55.
-
(1988)
Meded Rijksfac Geol Dienst
, vol.41
, pp. 1-55
-
-
-
4
-
-
0032100373
-
Paleoenvironmental implications of plant, insect and other organic-walled microfossils in the Weald Clay Formation (Lower Cretaceous) of southeast England
-
_ 1998 Paleoenvironmental implications of plant, insect and other organic-walled microfossils in the Weald Clay Formation (Lower Cretaceous) of southeast England. Cretac Res 19:279-315.
-
(1998)
Cretac Res
, vol.19
, pp. 279-315
-
-
-
5
-
-
0029752390
-
Differentiation, affinities and palaeoenvironmental significance of the megaspores Arcellites and Bohemisporites in Wealden and other Cretaceous successions
-
Batten DJ, RJ Dutta, ME Collinson 1996 Differentiation, affinities and palaeoenvironmental significance of the megaspores Arcellites and Bohemisporites in Wealden and other Cretaceous successions. Rev Palaeobot Palynol 17:39-65.
-
(1996)
Rev Palaeobot Palynol
, vol.17
, pp. 39-65
-
-
Batten, D.J.1
Dutta, R.J.2
Collinson, M.E.3
-
6
-
-
0023518177
-
Cabochonicus, a new genus for species of gemmate megaspores previously referred to as Verrutriletes
-
Batten DJ, DJP Ferguson 1987 Cabochonicus, a new genus for species of gemmate megaspores previously referred to as Verrutriletes. J Micropalaeontol 6:65-75.
-
(1987)
J Micropalaeontol
, vol.6
, pp. 65-75
-
-
Batten, D.J.1
Ferguson, D.J.P.2
-
7
-
-
0027503725
-
Morphological reassessment of some zonate and coronate megaspore genera of mainly post-Paleozoic age
-
Batten DJ, EB Koppelhus 1993 Morphological reassessment of some zonate and coronate megaspore genera of mainly post-Paleozoic age. Rev Palaeobot Palynol 78:19-40.
-
(1993)
Rev Palaeobot Palynol
, vol.78
, pp. 19-40
-
-
Batten, D.J.1
Koppelhus, E.B.2
-
9
-
-
0002064130
-
Ultrastructural studies of selected North American Cretaceous megaspores of Minerisporites, Erlansonisporites, Horstisporites, and Ricinospora, n. gen.
-
Bergad RD 1978 Ultrastructural studies of selected North American Cretaceous megaspores of Minerisporites, Erlansonisporites, Horstisporites, and Ricinospora, n. gen. Palynology 2:39-51.
-
(1978)
Palynology
, vol.2
, pp. 39-51
-
-
Bergad, R.D.1
-
10
-
-
0042037935
-
Silicified megaspores from Upper Cretaceous beds of southern Alberta, Canada
-
Binda PL, SK Srivastava 1968 Silicified megaspores from Upper Cretaceous beds of southern Alberta, Canada. Micropaleontology 14:105-113.
-
(1968)
Micropaleontology
, vol.14
, pp. 105-113
-
-
Binda, P.L.1
Srivastava, S.K.2
-
11
-
-
0003083574
-
The spores and palynomorphs of the Potomac Group of Maryland
-
Brenner GJ 1963 The spores and palynomorphs of the Potomac Group of Maryland. Md Dept Geol Mines Water Res 27:1-207.
-
(1963)
Md Dept Geol Mines Water Res
, vol.27
, pp. 1-207
-
-
Brenner, G.J.1
-
12
-
-
4944262320
-
The Lower Cretaceous deposits of Maryland
-
Maryland Geological Survey, Baltimore
-
Clark WB, AB Bibbins, EW Berry 1911 The Lower Cretaceous deposits of Maryland. Pages 23-98 in Lower Cretaceous. Maryland Geological Survey, Baltimore.
-
(1911)
Lower Cretaceous
, pp. 23-98
-
-
Clark, W.B.1
Bibbins, A.B.2
Berry, E.W.3
-
13
-
-
0042257599
-
The coastal plain of Cecil County
-
Maryland Geological Survey Bulletin 37. Maryland Geological Survey, Baltimore
-
Conant LC 1990 The coastal plain of Cecil County. Pages 117-183 in The geology of Cecil County, Maryland. Maryland Geological Survey Bulletin 37. Maryland Geological Survey, Baltimore.
-
(1990)
The Geology of Cecil County, Maryland
, pp. 117-183
-
-
Conant, L.C.1
-
14
-
-
0002933890
-
Cretaceous "megaspores" and a closely associated microspore from the Australian region
-
Cookson IC, ME Dettmann 1958 Cretaceous "megaspores" and a closely associated microspore from the Australian region. Micropaleontology 4:39-49.
-
(1958)
Micropaleontology
, vol.4
, pp. 39-49
-
-
Cookson, I.C.1
Dettmann, M.E.2
-
15
-
-
0041410069
-
Wealden megaspores and their stratigraphic value
-
NS
-
Dijkstra SJ 1951 Wealden megaspores and their stratigraphic value. Meded Geol Stichting, NS, 5:7-21.
-
(1951)
Meded Geol Stichting
, vol.5
, pp. 7-21
-
-
Dijkstra, S.J.1
-
16
-
-
0027036586
-
Revised palynological correlations of the lower Potomac Group (USA) and the Cocobeach sequence of Gabon (Barremian-Aptian)
-
Doyle JA 1992 Revised palynological correlations of the lower Potomac Group (USA) and the Cocobeach sequence of Gabon (Barremian-Aptian). Cretac Res 13:337-349
-
(1992)
Cretac Res
, vol.13
, pp. 337-349
-
-
Doyle, J.A.1
-
17
-
-
84953127540
-
Angiosperm pollen zonation of the continental Cretaceous of the Atlantic Coastal Plain and its application to deep wells in the Salisbury Embayment
-
Doyle JA, EI Robbins 1977 Angiosperm pollen zonation of the continental Cretaceous of the Atlantic Coastal Plain and its application to deep wells in the Salisbury Embayment. Palynology 1:43-78.
-
(1977)
Palynology
, vol.1
, pp. 43-78
-
-
Doyle, J.A.1
Robbins, E.I.2
-
18
-
-
0007058095
-
The Cretaceous megaspore genus Arcellites Miner.
-
Ellis CH, RH Tschudy 1964 The Cretaceous megaspore genus Arcellites Miner. Micropaleontology 10:73-79.
-
(1964)
Micropaleontology
, vol.10
, pp. 73-79
-
-
Ellis, C.H.1
Tschudy, R.H.2
-
19
-
-
0000999869
-
Suggestions for the classification of fossil and recent pollen grains and spores
-
Erdtman G 1947 Suggestions for the classification of fossil and recent pollen grains and spores. Sven Bot Tidskr 41:104-114.
-
(1947)
Sven Bot Tidskr
, vol.41
, pp. 104-114
-
-
Erdtman, G.1
-
20
-
-
4944248381
-
New species of megaspores from the Trias of Poland
-
Fuglewicz R 1977 New species of megaspores from the Trias of Poland. Acta Palaeontol Pol 22:405-431.
-
(1977)
Acta Palaeontol Pol
, vol.22
, pp. 405-431
-
-
Fuglewicz, R.1
-
21
-
-
0001363176
-
Petrology and origin of Potomac and Magothy (Cretaceous) sediments
-
Glaser JD 1967 Petrology and origin of Potomac and Magothy (Cretaceous) sediments. Md Geol Surv Rep Investig 11:1-102.
-
(1967)
Md Geol Surv Rep Investig
, vol.11
, pp. 1-102
-
-
Glaser, J.D.1
-
22
-
-
0004629723
-
Paxillitriletes, a new name for fossil megaspores hitherto invalidly named Thomsonia
-
Hall JW, DH Nicholson 1973 Paxillitriletes, a new name for fossil megaspores hitherto invalidly named Thomsonia. Taxon 22:319-320.
-
(1973)
Taxon
, vol.22
, pp. 319-320
-
-
Hall, J.W.1
Nicholson, D.H.2
-
23
-
-
0002376867
-
The fossil flora of Scoresby Sound, East Greenland. 4. Ginkgoales, Coniferales, Lycopodiales and isolated fructifications
-
Harris TM 1935 The fossil flora of Scoresby Sound, East Greenland. 4. Ginkgoales, Coniferales, Lycopodiales and isolated fructifications. Medd Gronl 112:1-176.
-
(1935)
Medd Gronl
, vol.112
, pp. 1-176
-
-
Harris, T.M.1
-
25
-
-
0030671481
-
Teratisms in living and fossil megaspores of the Lycopsida: Tetrad arrangement and exine ontogeny
-
Hemsley AR 1997 Teratisms in living and fossil megaspores of the Lycopsida: tetrad arrangement and exine ontogeny. Bot J Linn Soc 125:1-24.
-
(1997)
Bot J Linn Soc
, vol.125
, pp. 1-24
-
-
Hemsley, A.R.1
-
26
-
-
38249011748
-
Colloidal crystal-like structure of sporopollenin in the megaspore walls of Recent Selaginella and similar fossil spores
-
Hemsley AR, ME Collinson, APR Brain 1992 Colloidal crystal-like structure of sporopollenin in the megaspore walls of Recent Selaginella and similar fossil spores. Biol J Linn Soc 108:307-320.
-
(1992)
Biol J Linn Soc
, vol.108
, pp. 307-320
-
-
Hemsley, A.R.1
Collinson, M.E.2
Brain, A.P.R.3
-
27
-
-
0028010551
-
The role of self-assembly in biological systems: Evidence from iridescent colloidal sporopollenin in Selaginella megaspore walls
-
Hemsley AR, ME Collinson, WL Kovach, B Vincent, T Williams 1994 The role of self-assembly in biological systems: evidence from iridescent colloidal sporopollenin in Selaginella megaspore walls. Philos Trans R Soc Lond B Biol Sci 345:163-173.
-
(1994)
Philos Trans R Soc Lond B Biol Sci
, vol.345
, pp. 163-173
-
-
Hemsley, A.R.1
Collinson, M.E.2
Kovach, W.L.3
Vincent, B.4
Williams, T.5
-
29
-
-
0002268029
-
Megaspores and a palynomorph from the lower Potomac Group in Virginia
-
Hueber FM 1982 Megaspores and a palynomorph from the lower Potomac Group in Virginia. Smithson Contrib Paleobiol 49:1-69.
-
(1982)
Smithson Contrib Paleobiol
, vol.49
, pp. 1-69
-
-
Hueber, F.M.1
-
30
-
-
0000784944
-
Wealden plant microfossils
-
Hughes NF 1955 Wealden plant microfossils. Geol Mag 92:201-217.
-
(1955)
Geol Mag
, vol.92
, pp. 201-217
-
-
Hughes, N.F.1
-
31
-
-
0011387892
-
Megasporen aus der Kreide von Mitteleuropa
-
Knobloch E 1984 Megasporen aus der Kreide von Mitteleuropa. Sb Geol Ved Rada P Paleontol 26:157-195.
-
(1984)
Sb Geol Ved Rada P Paleontol
, vol.26
, pp. 157-195
-
-
Knobloch, E.1
-
32
-
-
0002530113
-
A review of Mesozoic megaspore ultrastructure
-
MH Kurmann, JA Doyle, eds. Royal Botanic Gardens, Kew
-
Kovach WL 1994 A review of Mesozoic megaspore ultrastructure. Pages 23-37 in MH Kurmann, JA Doyle, eds. Ultrastructure of fossil spores and pollen. Royal Botanic Gardens, Kew.
-
(1994)
Ultrastructure of Fossil Spores and Pollen
, pp. 23-37
-
-
Kovach, W.L.1
-
33
-
-
0027387155
-
Diversity changes in lycopsid and aquatic fern megaspores through geologic time
-
Kovach WL, DJ Batten 1993 Diversity changes in lycopsid and aquatic fern megaspores through geologic time. Paleobiology 19:28-42.
-
(1993)
Paleobiology
, vol.19
, pp. 28-42
-
-
Kovach, W.L.1
Batten, D.J.2
-
34
-
-
0002027093
-
Neue Megasporen aus dem Karn des Ilek-Beckens
-
Kozur H 1973 Neue Megasporen aus dem Karn des Ilek-Beckens. Geol Palaeontol Mitt Innsbruck 3:1-12.
-
(1973)
Geol Palaeontol Mitt Innsbruck
, vol.3
, pp. 1-12
-
-
Kozur, H.1
-
35
-
-
0022440706
-
The Early Cretaceous megaspore Arcellites and closely associated Crybelosporites microspores from northeast Inner Mongolia, P.R. China
-
Li W-B, DJ Batten 1986 The Early Cretaceous megaspore Arcellites and closely associated Crybelosporites microspores from northeast Inner Mongolia, P.R. China. Rev Palaeobot Palynol 46:189-208.
-
(1986)
Rev Palaeobot Palynol
, vol.46
, pp. 189-208
-
-
Li, W.-B.1
Batten, D.J.2
-
36
-
-
0342885237
-
Early Cretaceous megaspores from the Jalainor Group of northeast Inner Mongolia, P.R. China
-
Li W-B, DJ Batten, D Zhang, L Zhang 1987 Early Cretaceous megaspores from the Jalainor Group of northeast Inner Mongolia, P.R. China. Palaeontogr Abt B Palaeophytol 206:117-135.
-
(1987)
Palaeontogr Abt B Palaeophytol
, vol.206
, pp. 117-135
-
-
Li, W.-B.1
Batten, D.J.2
Zhang, D.3
Zhang, L.4
-
37
-
-
0346758050
-
Azolla aus dem Quartär und Tertiär sowie ihre Bedeutung für die Taxonomie älterer Sporen
-
Madler K 1954 Azolla aus dem Quartär und Tertiär sowie ihre Bedeutung für die Taxonomie älterer Sporen. Geol Jahrb 70:143-158.
-
(1954)
Geol Jahrb
, vol.70
, pp. 143-158
-
-
Madler, K.1
-
38
-
-
0344424479
-
Stratygrafia retyku i liasu w Polsce na podstawie badan megasporowych
-
Marcinkiewicz T 1971 Stratygrafia retyku i liasu w Polsce na podstawie badan megasporowych. Pr Inst Geol 65:1-58.
-
(1971)
Pr Inst Geol
, vol.65
, pp. 1-58
-
-
Marcinkiewicz, T.1
-
39
-
-
0344419986
-
Zespoly megasporowe w kajprze Polski
-
_ 1978 Zespoly megasporowe w kajprze Polski. Pr Inst Geol 87:61-84.
-
(1978)
Pr Inst Geol
, vol.87
, pp. 61-84
-
-
-
40
-
-
0027073498
-
The megaspore assemblage of Capillisporites germanicus from the Middle Triassic of Poland
-
_ 1992 The megaspore assemblage of Capillisporites germanicus from the Middle Triassic of Poland. Geol Quart 36:33-74.
-
(1992)
Geol Quart
, vol.36
, pp. 33-74
-
-
-
41
-
-
4944232004
-
Three formations of the middle Atlantic Slope
-
McGee WJ 1888 Three formations of the middle Atlantic Slope. Am J Sci 35:120-143, 328-330, 367-388, 448-466.
-
(1888)
Am J Sci
, vol.35
, pp. 120-143
-
-
McGee, W.J.1
-
42
-
-
0001687091
-
Paleobotanical examinations of Cretaceous and Tertiary coals
-
Miner EL 1935 Paleobotanical examinations of Cretaceous and Tertiary coals. Am Midl Nat 16:585-625.
-
(1935)
Am Midl Nat
, vol.16
, pp. 585-625
-
-
Miner, E.L.1
-
43
-
-
0008462916
-
Coastal plain rocks of Harford County
-
Maryland Geological Survey, Baltimore
-
Owens JP 1969 Coastal plain rocks of Harford County. Pages 77-103 in The geology of Harford County, Maryland. Maryland Geological Survey, Baltimore.
-
(1969)
The Geology of Harford County, Maryland
, pp. 77-103
-
-
Owens, J.P.1
-
44
-
-
0002865857
-
Synopsis der Gattungen der Sporae dispersae. I. Teil: Sporites
-
Potonié R 1956 Synopsis der Gattungen der Sporae dispersae. I. Teil: Sporites. Beih Geol Jahrb 23:1-103.
-
(1956)
Beih Geol Jahrb
, vol.23
, pp. 1-103
-
-
Potonié, R.1
-
45
-
-
0042412414
-
An emendation of the sporomorph Arcellites Miner 1935
-
Potter DR 1963 An emendation of the sporomorph Arcellites Miner 1935. Okla Geol Notes 23:227-230.
-
(1963)
Okla Geol Notes
, vol.23
, pp. 227-230
-
-
Potter, D.R.1
-
46
-
-
4944228075
-
Die Megasporen-Assoziation in den unterkretazischen Sedimenten einer Paläokarsthöhle bei Nehden in Sauerland (Rheinisches Schiefergebirge)
-
Schultz G, H Noll 1987 Die Megasporen-Assoziation in den unterkretazischen Sedimenten einer Paläokarsthöhle bei Nehden in Sauerland (Rheinisches Schiefergebirge). Palaeontogr Abt B Palaeophytol 203:83-107.
-
(1987)
Palaeontogr Abt B Palaeophytol
, vol.203
, pp. 83-107
-
-
Schultz, G.1
Noll, H.2
-
47
-
-
0003365615
-
Microflora of the Lower Cretaceous Mannvilie Group, east-central Alberta
-
Singh C 1964 Microflora of the Lower Cretaceous Mannvilie Group, east-central Alberta. Alberta Res Counc Bull 15:1-239.
-
(1964)
Alberta Res Counc Bull
, vol.15
, pp. 1-239
-
-
Singh, C.1
-
49
-
-
4944254867
-
The megaspore genus Henrisporites from the Cretaceous of Massachusetts
-
Tschudy RH 1975 The megaspore genus Henrisporites from the Cretaceous of Massachusetts. J Res US Geol Surv 3:15-20.
-
(1975)
J Res US Geol Surv
, vol.3
, pp. 15-20
-
-
Tschudy, R.H.1
-
50
-
-
4243223584
-
Stratigraphic distribution of species of the megaspore genus Minerisporites in North America
-
_ 1976 Stratigraphic distribution of species of the megaspore genus Minerisporites in North America. US Geol Surv Prof Pap 743:E1-E11.
-
(1976)
US Geol Surv Prof Pap
, vol.743
-
-
-
51
-
-
0004819161
-
Stratigraphic interpretations of some Cretaceous microfossil floras of the middle Atlantic states
-
Wolfe JA, HM Pakiser 1971 Stratigraphic interpretations of some Cretaceous microfossil floras of the middle Atlantic states. US Geol Surv Prof Pap 750:B35-B47.
-
(1971)
US Geol Surv Prof Pap
, vol.750
-
-
Wolfe, J.A.1
Pakiser, H.M.2
|