Alfred Carl Lenz - Publications

Affiliations: 
Earth Sciences University of Western Ontario, London, Ontario, Canada 

60 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2017 Melchin MJ, Lenz AC, Kozłowska A. Retiolitine graptolites from the Aeronian and lower Telychian (Llandovery, Silurian) of Arctic Canada Journal of Paleontology. 91: 116-145. DOI: 10.1017/Jpa.2016.107  0.467
2015 Tetard M, Noble PJ, Danelian T, Monnet C, Lenz AC. A new gorstian radiolarian fauna from the upper silurian of the Cape Phillips formation, cornwallis and Bathurst Islands, Canadian arctic Canadian Journal of Earth Sciences. 52: 863-879. DOI: 10.1139/Cjes-2015-0028  0.496
2015 Chen X, Ni Y, Lenz AC, Zhang L, Chen Z, Tang L. Early Devonian graptolites from the Qinzhou–Yulin region, southeast Guangxi, China Canadian Journal of Earth Sciences. 52: 1000-1013. DOI: 10.1139/Cjes-2015-0025  0.459
2013 Lenz AC. Early Devonian graptolites and graptolite biostratigraphy, Arctic Islands, Canada Canadian Journal of Earth Sciences. 50: 1097-1115. DOI: 10.1139/Cjes-2013-0057  0.479
2012 Chen P, Jin J, Lenz AC. Palaeoecology of transported brachiopod assemblages embedded in black shale, Cape Phillips Formation (Silurian), Arctic Canada Palaeogeography, Palaeoclimatology, Palaeoecology. 367: 104-120. DOI: 10.1016/J.Palaeo.2011.11.013  0.356
2011 Frýda J, Blodgett RB, Lenz AC, Frýdová B. Jardamarekia enigma, a new Early Devonian tryblidioidean from Royal Creek area (Yukon Territory, Canada), and paleobiogeography of the Early Devonian of northwestern Canada Zootaxa. 2905: 57-62. DOI: 10.11646/Zootaxa.2905.1.4  0.361
2010 Lenz AC, Kozłowska A. Sagenograptoides, a New Name for the Retiolitid Graptolite Sagenograptus Lenz and Kozłowska-dawidziuk, 2001 Journal of Paleontology. 84: 156-156. DOI: 10.1666/09-099.1  0.425
2009 Kozłowska A, Lenz A, Melchin M. Evolution of the retiolitid Neogothograptus (Graptolithina) and its new species from the upper Wenlock of Poland, Baltica Acta Palaeontologica Polonica. 54: 423-434. DOI: 10.4202/App.2008.0022  0.413
2008 Lenz AC, Melchin MJ. Convergent Evolution of Two Silurian Graptolites Acta Palaeontologica Polonica. 53: 449-460. DOI: 10.4202/App.2008.0307  0.466
2008 Frýda J, Blodgett RB, Lenz AC, Manda Š. New Porcellioidean Gastropods from Early Devonian of Royal Creek Area, Yukon Territory, Canada, with Notes on Their Early Phylogeny Journal of Paleontology. 82: 595-603. DOI: 10.1666/07-024.1  0.485
2008 Chen P, Jin J, Lenz AC. Evolution, palaeoecology, and palaeobiogeography of the Late Ordovician-Early Silurian brachiopod Epitomyonia Palaeoworld. 17: 85-101. DOI: 10.1016/J.Palwor.2008.03.002  0.419
2007 Noble PJ, Lenz AC. Upper Wenlock Ceratoikiscidae (Radiolaria) From The Cape Phillips Formation, Arctic Canada Journal of Paleontology. 81: 1044-1052. DOI: 10.1666/Pleo05-053.1  0.496
2006 Lenz A, Kozłowska A. Graptolites From The Lundgreni Biozone (Lower Homerian: Silurian), Arctic Islands, Canada: New Species And Supplementary Material Journal of Paleontology. 80: 616-637. DOI: 10.1666/0022-3360(2006)80[616:Gftlbl]2.0.Co;2  0.465
2006 Jackson DE, Lenz AC. The sequence and correlation of Early Ordovician (Arenig) graptolite faunas in the Richardson Trough and Misty Creek Embayment, Yukon Territory and District of Mackenzie, Canada Canadian Journal of Earth Sciences. 43: 1791-1820. DOI: 10.1139/E06-065  0.394
2006 Lenz AC, Noble PJ, Masiak M, Poulson SR, Kozłowska A. The lundgreni Extinction Event: Integration of paleontological and geochemical data from Arctic Canada Gff. 128: 153-158. DOI: 10.1080/11035890601282153  0.388
2005 Noble PJ, Zimmerman MK, Holmden C, Lenz AC. Early Silurian (Wenlockian) δ13C profiles from the Cape Phillips Formation, Arctic Canada and their relation to biotic events Canadian Journal of Earth Sciences. 42: 1419-1430. DOI: 10.1139/E05-055  0.344
2003 Lenz A, Cuerda A, Peralta S. Graptolites from the Upper Llandovery of the Talacasto area, Central Precordillera, San Juan, Argentina Journal of Paleontology. 77: 1198-1202. DOI: 10.1666/0022-3360(2003)077<1198:Gftulo>2.0.Co;2  0.398
2002 Lenz AC, Kozłowska-Dawidziuk A. Upper Homerian (Upper Wenlock, Silurian) Graptolites From Arctic Canada Journal of Paleontology. 76: 321-346. DOI: 10.1666/0022-3360(2002)076<0321:Uhuwsg>2.0.Co;2  0.516
2002 Frýda J, Blodgett RB, Lenz AC. New Early Devonian Gastropods From The Families Crassimarginatidae (New Family) And Scoliostomatidae (New Family), Royal Creek Area, Yukon Territory, Canada Journal of Paleontology. 76: 246-255. DOI: 10.1666/0022-3360(2002)076<0246:Nedgft>2.0.Co;2  0.323
2001 Blodgett RB, Frýda J, Lenz AC. Semitubina Yukonensis New Species, First Occurrence Of This Biogeographically Distinctive Old World Realm Gastropod Genus In The Lower Devonian Of The Western Hemisphere Journal of Paleontology. 75: 466-470. DOI: 10.1666/0022-3360(2001)075<0466:Synsfo>2.0.Co;2  0.451
2001 Kozłowska-Dawidziuk A, Lenz AC, Štorch P. Upper Wenlock And Lower Ludlow (Silurian), Post-Extinction Graptolites, Vseradice Section, Barrandian Area, Czech Republic Journal of Paleontology. 75: 147-164. DOI: 10.1666/0022-3360(2001)075<0147:Uwalls>2.0.Co;2  0.487
2000 Jackson DE, Lenz AC. Some graptolites from the late Tremadoc and early Arenig of Yukon, Canada Canadian Journal of Earth Sciences. 37: 1177-1193. DOI: 10.1139/E00-030  0.517
1998 Ni Yn, Lenz AC, Chen X. Pridoli graptolites from northern Xinjiang, Northwest China Canadian Journal of Earth Sciences. 35: 1123-1133. DOI: 10.1139/E98-059  0.318
1998 Piçarra JM, Gutiérrez-Marco JC, Lenz AC, Robardet M. Prídolí graptolites from the Iberian Peninsula: a review of previous data and new records Canadian Journal of Earth Sciences. 35: 65-75. DOI: 10.1139/E97-082  0.317
1998 Zhang Y, Lenz AC. Early Devonian graptolites from Southwest Yunnan, China Journal of Paleontology. 72: 353-360. DOI: 10.1017/S0022336000036337  0.313
1997 Zhang Y, Lenz AC. Uppermost Wenlock and Ludlow graptolites from southern Yunnan, China Canadian Journal of Earth Sciences. 34: 1220-1238. DOI: 10.1139/E17-098  0.459
1997 Loydell DK, McKenniff J, Lenz AC. Graptolites of the genus Mediograptus BouCek and PFibyl from the uppermost Llandovery of Cornwallis Island, Arctic Canada Canadian Journal of Earth Sciences. 34: 765-769. DOI: 10.1139/E17-063  0.51
1996 Gentzis T, Freitas Td, Goodarzi F, Melchin M, Lenz A. Thermal Maturity of Lower Paleozoic Sedimentary Successions in Arctic Canada Aapg Bulletin. 80: 1065-1084. DOI: 10.1306/64Ed8C96-1724-11D7-8645000102C1865D  0.389
1996 Lenz AC, Chen X, Ni Y. Wenlock, Ludlow, and Pridoli? graptolites from Yulin, Guangxi, China Canadian Journal of Earth Sciences. 33: 1390-1401. DOI: 10.1139/E96-104  0.496
1996 Gutiérrez-Marco JC, Lenz AC, Robardet M, Piçarra JM. Wenlock–Ludlow graptolite biostratigraphy and extinction: a reassessment from the southwestern Iberian Peninsula (Spain and Portugal) Canadian Journal of Earth Sciences. 33: 656-663. DOI: 10.1139/E96-049  0.369
1996 Lenz AC, Melchin MJ. Phylogenetic analysis of the Silurian Retiolitidae Lethaia. 29: 301-309. DOI: 10.1111/J.1502-3931.1996.Tb01664.X  0.371
1996 Lenz AC, Robardet M, Gutiérrez-Marco JC, Piçarra JM. Devonian graptolites from southwestern Europe: a review with new data Geological Journal. 31: 349-358. DOI: 10.1002/(Sici)1099-1034(199612)31:4<349::Aid-Gj714>3.0.Co;2-K  0.445
1995 Lenz AC. Upper Homerian (Wenlock, Silurian) graptolites and graptolite biostratigraphy, Arctic Archipelago, Canada Canadian Journal of Earth Sciences. 32: 1378-1392. DOI: 10.1139/E95-111  0.438
1994 Lenz AC. New upper Homerian (uppermost Wenlock, Silurian) monograptids from Arctic Canada Canadian Journal of Earth Sciences. 31: 1779-1784. DOI: 10.1139/E94-158  0.522
1994 Lenz AC. The graptolites "Pristiograptus" praedeubeli (Jaeger) and "Pristiograptus" ludensis (Murchison) (uppermost Wenlock, Silurian) from Arctic Canada: taxonomy and evolution Canadian Journal of Earth Sciences. 31: 1419-1426. DOI: 10.1139/E94-125  0.363
1994 Lenz AC, Vaughan APM. A Late Ordovician to middle Wenlockian graptolite sequence from a borehole within the Rathkenny Tract, eastern Ireland, and its relation to the paleogeography of the Iapetus Ocean Canadian Journal of Earth Sciences. 31: 608-616. DOI: 10.1139/E94-053  0.424
1994 Lenz AC. Extinction and opportunistic evolution among late Wenlock graptolites Lethaia. 27: 111-117. DOI: 10.1111/J.1502-3931.1994.Tb01564.X  0.39
1994 Lenz AC. Uppermost Wenlock and lower Ludlow plectograptine graptolites, Arctic Islands, Canada; new isolated material Journal of Paleontology. 68: 851-860. DOI: 10.1017/S0022336000026305  0.461
1993 Lenz AC. Late Wenlock – Ludlow (Silurian) graptolite extinction, evolution, and biostratigraphy: perspectives from Arctic Canada Canadian Journal of Earth Sciences. 30: 491-498. DOI: 10.1139/E93-038  0.504
1992 Lenz AC. Some late Wenlock and Ludlow monograptid graptolites, Cornwallis Island, Arctic Canada Canadian Journal of Earth Sciences. 29: 200-207. DOI: 10.1139/E92-018  0.457
1992 Goodfellow WD, Nowlan GS, McCracken AD, Lenz AC, Grégoire DC. Geochemical anomalies near the Ordovician‐Silurian boundary, Northern Yukon Territory, Canada 1 Historical Biology. 6: 1-23. DOI: 10.1080/10292389209380415  0.335
1991 Lenz AC, Melchin MJ. Wenlock (Silurian) graptolites, Cape Phillips Formation, Canadian Arctic Islands Transactions of the Royal Society of Edinburgh-Earth Sciences. 82: 211-237. DOI: 10.1017/S0263593300005320  0.372
1990 Lenz AC. Ludlow and Pridoli (Upper Silurian) graptolite biostratigraphy of the central Arctic Islands: a preliminary report Canadian Journal of Earth Sciences. 27: 1074-1083. DOI: 10.1139/E90-111  0.466
1989 Lenz AC. Silurian (Wenlock) brachiopods from the southern Mackenzie Mountains, Northwest Territories Canadian Journal of Earth Sciences. 26: 1220-1233. DOI: 10.1139/E89-103  0.435
1988 Lenz AC. Upper Llandovery and Wenlock graptolites from Prairie Creek, southern Mackenzie Mountains, Northwest Territories Canadian Journal of Earth Sciences. 25: 1955-1971. DOI: 10.1139/E88-184  0.465
1988 Lenz AC. Upper Silurian and Lower Devonian graptolites and graptolite biostratigraphy, northern Yukon, Canada Canadian Journal of Earth Sciences. 25: 355-369. DOI: 10.1139/E88-039  0.346
1987 McCracken AD, Lenz AC. Middle and Late Ordovician conodont faunas and biostratigraphy of graptolitic strata of the Road River Group, northern Yukon Territory Canadian Journal of Earth Sciences. 24: 643-653. DOI: 10.1139/E87-062  0.416
1982 Lenz AC. New data on Late Silurian and Early Devonian brachiopods from the Royal Greek area, Yukon Territory Canadian Journal of Earth Sciences. 19: 364-375. DOI: 10.1139/E82-028  0.502
1979 Lenz AC. New occurrences of two Lower Devonian graptolites from northern Yukon Canadian Journal of Earth Sciences. 16: 1121-1124. DOI: 10.1139/E79-098  0.52
1978 Rigby JK, Lenz AC. A new Silurian Astylospongid sponge from Baillie-Hamilton Island, Canadian Arctic Archipelago Canadian Journal of Earth Sciences. 15: 157-162. DOI: 10.1139/E78-013  0.414
1978 Lenz AC. Llandoverian and Wenlockian Cyrtograptus,and some other Wenlockian graptolites from Northern and Arctic Canada Geobios. 11: 623-653. DOI: 10.1016/S0016-6995(78)80003-5  0.32
1977 Lenz AC. Llandoverian and Wenlockian brachiopods from the Canadian Cordillera Canadian Journal of Earth Sciences. 14: 1521-1554. DOI: 10.1139/E77-132  0.388
1976 Lenz AC. Late Ordovician-Early Silurian glaciation and the Ordovician-Silurian boundary in the northern Canadian Cordillera: Comments and replies Geology. 4: 795-796. DOI: 10.1130/0091-7613(1976)4<795B:Losgat>2.0.Co;2  0.312
1976 Lenz AC. Late Ordovician-Early Silurian glaciation and the Ordovician-Silurian boundary in the northern Canadian Cordillera Geology. 4: 313-317. DOI: 10.1130/0091-7613(1976)4<313:Losgat>2.0.Co;2  0.393
1976 Lenz AC. Lower Devonian brachiopod communities of the northern Canadian Cordillera Lethaia. 9: 19-27. DOI: 10.1111/J.1502-3931.1976.Tb00944.X  0.322
1975 Lenz A. Silurian Graptolites from Eastern Gaspé, Quebec Canadian Journal of Earth Sciences. 12: 77-89. DOI: 10.1139/E75-009  0.406
1974 Lenz AC. Silurian Brachiopoda, Upper Allen Bay Formation, Griffiths Island, Arctic Archipelago, and Uppermost Whittaker Formation, Mackenzie Mountains, Northwest Territories Canadian Journal of Earth Sciences. 11: 1123-1135. DOI: 10.1139/E74-107  0.481
1974 Lenz AC. Evolution in Monograptus priodon Lethaia. 7: 265-272. DOI: 10.1111/J.1502-3931.1974.Tb00902.X  0.429
1972 Lenz AC. Graptolites from the Laforce and St. Léon Formations, Northern Gaspé, Quebec Canadian Journal of Earth Sciences. 9: 1148-1162. DOI: 10.1139/E72-100  0.312
1972 Lenz AC, Perry DG. The Neruokpuk Formation of the Barn Mountains and Driftwood Hills, Northern Yukon; its Age and Graptolite Fauna Canadian Journal of Earth Sciences. 9: 1129-1138. DOI: 10.1139/E72-098  0.375
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