Redescription of Alokistocare subcoronatum (Hall and Whitfield, 1877), the type species of Alokistocare, and the status of Alokistocaridae Resser, 1939B (Ptychopariida: Trilobita, Middle Cambrian)

Journal of Paleontology

Volumn 73, Issue 6, 1999, Pages 1126-1143

  Sundberg, Frederick A ^a  

^a NATURAL HISTORY MUSEUM OF LOS ANGELES COUNTY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

CAMBRIAN; MORPHOLOGY; TYPE SPECIMEN;

ALOKISTOCARE; ALOKISTOCARE SUBCORONATUM; ALOKISTOCARIDAE; AMECEPHALUS; EHMANIELLA; GLOSSOPLEURA BIOCHRONS; PLAGIURA; PSEUDOALOKISTOCARE; PTYCHOPARIIDA; PYGIDIUM; TRILOBITA; TRILOBITOMORPHA;

EID: 0033230293     PISSN: 00223360     EISSN: None     Source Type: Journal    
DOI: 10.1017/S0022336000031024     Document Type: Article

References (79)

1. BABCOCK, L. E. 1994. Systematics and phylogenetics of polymeroid trilobites from the Henson Gletscher and Kap Stanton formations (Middle Cambrian), North Greenland. Bulletin Grønlands Geologiske Undersoegelse, 169:79-127.
2. BERRY, L. C. 1989. Geology of the Porcupine Reservoir Quadrangle, Cache County, Utah. Utah Geological and Mineral Survey Map 113, 17 p., 2 pls.
3. BLAKER, M. R., AND J. S. PEEL. 1997. Lower Cambrian trilobites from North Greeenland. Meddelelser om Grønland Geoscience, 35, 145 p.
4. CHANG W. T., LU Y., ZHU Z., QIAN Y., LIN H., ZHOU Z., CHANG S., AND YUAN J. 1980. Cambrian Trilobite Faunas of Southwestern China. Nanjing Institute of Geology and Palaeontology, Academia Sinica, 497 p., 134 pls. (in Chinese with English summary)
5. CHAPPILL, J. A. 1989. Quantitative characters in phylogenetic analysis. Cladistics, 5:217-234.
6. CHATTERTON, B. D. E., G. D. EDGECOMBE, B. G. WAISFELD, AND N. E. VACCARI. 1998. Ontogeny and systematics of Toernquistiidae (Trilobita, Proetida) from the Ordovician of the Argentine Precordillera. Journal of Paleontology, 72:273-302.
7. CHERNYSHEVA, N. E., E. A. BALASHOVA, N. K. IVSHIN, N. N. KRAMARENKO, Z. A. MAKSIMOV, N. V. POKROVSKAYA, AND N. P. SUVOROA. 1960. Osnovy Paleontologii, Chlenistonogie, Trilobitoobraznyi i Rakoobraznye. Klass Trilobita [Principles of paleontology - arthropods, trilobites, and crustaceans. Class Trilobita.] Gos. nauchno-Teknich., p.17-194, Izdat. Lit. Geologii i okhrane nedr., Moscow.
8. DEMOKIDOV, K. K., AND N. P. LAZARENKO. 1964. Stratigrafiya Verkhnego dokembriya i kembriya i nizhenkem briyskie trilobite severnoy chasti sedney Sibiri i ostrovov Sovetskoy Arktiki [Stratigraphy of the Upper Precambrian and Cambrian and Lower Cambrian trilobites from the northern part of Middle Siberian and islands of the Soviet Arctic]. Naucho-Issledovatel'skiy Institut Geologii Arktiki (NIIGA) Trudy 137, 286 p.
9. DEISS, C. 1939. Cambrian Stratigraphy and Trilobites of Northwestern Montana. Geological Society America Special Papers 18, 135 p.
10. DEPUTY, E. J. 1984. Petrology of the Middle Cambrian Ute Formation, north-central Utah and southeastern Idaho. Unpublished M.S. thesis, Utah State University, Logan, 124 p.
11. EDGECOMBE, G. D., B. D. E. CHATTERTON, N. E. V. BACCARI, AND B. G. WAISFELD. 1997. Ontogeny of the proetoid trilobite Stenoblepharum, and relationships of a new species from the Upper Ordovician of Argentina. Journal of Paleontology, 71:419-433.
12. FRITZ, W. H. 1968. Lower and early Middle Cambrian trilobites from the Pioche Shale, east-central Nevada, U.S.A. Palaeontology, 11:183-235.
13. FORTEY, R. A., AND N. C. HUGHES. 1998. Brood pouches in trilobites. Journal of Paleontology, 72:638-649.
14. HAGUE, A., AND S. F. EMMONS. 1877. Descriptive geology. United States Geologic Exploration of the 40th Parallel Report, 2, 890 p.
15. HALL, J., AND R. P. WHITFIELD. 1877. Paleontology. United States Geologic Exploration of the 40th Parallel Report, 4(2): 198-302.
16. HARRINGTON, H. J., G. HENNINGSMOEN, B. F. HOWELL, V. JAANUSSON, C. LOCHMAN-BALK, R. C. MOORE, C. POULSEN, F. RASETTI, E. RICHTER, R. RICHTER, H. SCHMIDT, K. SDZUY, W. STRUVE, L. STØRMER, C. J. STUBBLEFIELD, R. TRIPP, J. M. WELLER, AND H. B. WHITTTNGTON. 1959. Arthropoda 1, 560 p. In R.C. Moore (ed.), Treatise on Invertebrate Paleontology, Pt. O, Geological Society of America and University of Kansas, Lawrence.
17. HUGHES, N. C. 1994. Ontogeny, Intraspecific Variation, and Systematics of the Late Cambrian Trilobite Dikelocephalus. Smithsonian Contributions to Paleobiology, 79, 89 p.
18. HUPÉ, P. 1953. Classe des Trilobites, p. 44-246, figs. 1-140. In J. Piveteau (ed.), Traité de Paléontologie III, Masson et Cie, Paris.
19. -. 1955. Classification des trilobites, Pt. 2, Annales de Paléontologie, 41:91-325.
20. KING, C. 1876. Paleozoic subdivisions on the fortieth parallel. American Journal of Science, 3d series, 11:475-482.
21. -. 1878. Systematic geology. United States Geographic Exploration of the 40th Parallel, 1, 803 p.
22. KOBAYASHI, T. 1962. The Cambro-Ordovician formations and faunas of south Korea, Pt. 9, Paleontology 8. Tokyo Imperial University, Faculty of Science Journal, section 2, 14(1), 152 p.
23. LAZARENKO, N. P. 1962. Novye nizhnekembriyskie trilobity Sovetskoy Arktiki [New Lower Cambrian trilobites from the Soviet Arctic]. Sbornik statei po paleontologii i biostratigraphic, 29:29-78.
24. LIEBERMAN, B. S. 1998. Cladistic analysis of the Early Cambrian olenelloid trilobites. Journal of Paleontology, 72:59-78.
25. LOCHMAN, C. 1947. Analysis and revision of eleven Lower Cambrian trilobite genera. Journal of Paleontology, 21:59-71.
26. -. 1952. Trilobites, p. 60-162. In G. A. Cooper, A. R. V. Arellano, J. H. Johnson, V. J. Okulitch, A. Stayanow, and C. Lochman, Cambrian stratigraphy and paleontology near Caborca, northwestern Sonora, Mexico. Smithsonian Miscellaneous Collections 119(1), 184 p., 31 pls.
27. LORENZ, T. 1906. Beiträge zur Geologie und Palaeontologie von Ostasien unter besonderer Berüchsichting der Provinz Schantung in China, 2 Palaeontologischer Teil. Deutsche Geologische Gesellschaf, 58:53-108.
28. LU Y.-H. 1945. Early Middle Cambrian faunas of Meitan. Geological Society of China Bulletin, 25:185-199.
29. -. 1962. Cambrian trilobites, p. 25-35, pls. 1-6. In Academia Sinica, Index Fossils of Yangtze Region Institute of Geology and Palaeontology, Science Press, Beijing. (Not seen)
30. LUDVIGSEN, R., AND S. R. WESTROP. 1985. Three new Upper Cambrian stages for North America. Geology, 13:139-143.
31. MATTHEW, G. F. 1887. Illustrations of the fauna of the St. John Group, Number 4, On the smaller-eyed trilobites of Division I, with a few remarks on the species of the higher divisions of the group. Canadian Record of Science, 2:357-363.
32. MAXEY, G. B. 1958. Lower and Middle Cambrian stratigraphy in northern Utah and southeastern Idaho. Geological Society of America Bulletin 69:647-688.
33. ÖPIK, A. A. 1961. The geology and palaeontology of the headwaters of the Burke River, Queensland. Bureau of Mineral Resources, Geology and Geophysics Bulletin, 53, 249 p.
34. ORIEL, S. S., AND F. C. ARMSTRONG. 1971. Uppermost Precambrian and lowest Cambrian rocks in southeastern Idaho. United States Geological Survey Professional Paper, 394, 52 p.
35. OWEN, D. D. 1852. Report of the Geological Survey of Wisconsin, Iowa, and Minnesota. Lippencott, Grambo and Co., Philadelphia, 638 p.
36. PALMER, A. R. 1954. An appraisal of the Great Basin Middle Cambrian trilobites described before 1900. United States Geological Survey Professional Paper, 264-D:53-86.
37. -. 1981. Subdivision of the Sauk Sequence. United States Geology Survey Open-file Report, 81-743:160-162.
38. -. 1998. A proposed nomenclature for stages and series for the Cambrian of Laurentia. Canadian Journal of Earth Sciences, 35:323-238.
39. -, AND C. G. GATEHOUSE. 1972. Early and Middle Cambrian trilobites from Antarctica. United States Geological Survey Professional Paper, 456-D, 36 p.
40. -, AND R. B. HALLEY. 1979. Physical stratigraphy and trilobite biostratigraphy of the Carrara Formation (Lower and Middle Cambrian) in the southern Great Basin. United States Geological Survey Professional Paper, 1047, 131 p.
41. POULSEN, C. 1927. The Cambrian, Ozarkian and Canadian Faunas of Northwest Greenland. Meddelelser om Grønland, 70:233-343.
42. POULSEN, V. 1958. Contributions to the Middle Cambrian paleontology and stratigraphy of Argentina. Matematisk-fysiske Meddelelser udgivet af Det Kongelige Danske Videnskabernes Selskab, 31(8), 22 p.
43. RASETTI, F. 1951. Middle Cambrian Stratigraphy and Faunas of the Canadian Rocky Mountains. Smithsonian Miscellaneous Collections, 116(5), 277 p.
44. -. 1955. Lower Cambrian ptychopariid trilobites from the conglomerates of Quebec. Smithsonian Miscellaneous Collections, 128(7), 35 p.
45. -. 1963. Middle Cambrian ptychoparioid trilobites from the conglomerates of Quebec. Journal of Paleontology, 37:575-594.
46. RESSER, C. E. 1935. Nomenclature of some Cambrian trilobites. Smithsonian Miscellaneous Collections, 93(5), 29 p.
47. -. 1936. Second contribution to nomenclature on Cambrian trilobites. Smithsonian Miscellaneous Collections, 95(4), 29 p.
48. -. 1937. Third contribution to nomenclature on Cambrian trilobites. Smithsonian Miscellaneous Collections, 95(22), 59 p.
49. -. 1939a. The Spence Shale and its fauna. Smithsonian Miscellaneous Collections, 97, 29 p., pls. 1-6.
50. -. 1939b. The Ptarmigania Strata of the Northern Wasatch Mountains. Smithsonian Miscellaneous Collections, 98, 72 p., pls. 1-14.
51. -. 1945. Cambrian History of the Grand Canyon Region, Pt. II, Cambrian Fossils of the Grand Canyon. Carnegie Institution of Washington Publication, 563:171-220.
52. RICHTER, R. 1932. Crustacea (Paläontologie), p. 840-864; Figs. A, 1-65. In R. Dittler, G. Joos, E. Korschelt, G. Linek, F. Oltmanns, K. Schaum (eds.), Handwörtenbuch der Naturwissenschaften, 2nd ed. Gustav Fisher Jena.
53. ROBISON, R. A. 1964. Late Middle Cambrian faunas from western Utah. Journal of Paleontology, 38:510-566.
54. -. 1971. Additional Middle Cambrian trilobites from the Wheeler Shale of Utah. Journal of Paleontology, 45:796-804.
55. -. 1988. Trilobites of the Holm Dal Formation (late Middle Cambrian) central North Greenland. Meddelelser om Grønland Geoscience, 20:23-103.
56. ROMANO, M., W. T. CHANG, W. T. DEAN, G. D. EDGECOMBE, R. A. FORTEY, D. J. HOLLOWAY, P. D. LANE, A. W. OWEN, R. M. OWEN, A. R. PALMER, A. W. A. RUSHTON, J. H. SHERGOLD, D. J. SIVETER, AND M. A. WHYTE. 1993. Arthropoda (Trilobita), p. 279-296. In M. J. Benton (ed.), The Fossil Record, 2. Chapman and Hall, London.
57. ROMINGER, C. 1887. Description of primordial fossils from Mt. Stephens, N. W. Territory of Canada. Proceedings Academy of Natural Sciences Philadelphia, 1887:12-19.
58. SCHWIMMER, D. R. 1975. Quantitative taxonomy and biostratigraphy of Middle Cambrian trilobites from Montana and Wyoming. Mathematical Geology, 7:149-166.
59. -. 1989. Taxonomy and biostratigraphic significance of some Middle Cambrian trilobites from the Conasauga Formation in western Georgia. Journal of Paleontology, 63:484-94.
60. SHAW, A. B. 1957. Quantitative trilobite studies, II, Measurement of the dorsal shell of non-agnostidean trilobites. Journal of Paleontology, 31:193-207.
61. SUNDBERG, F. A. 1989. Morphological diversification of trilobites within Cambrian biomeres. Geological Society of America, Abstracts and Program, 21(6):288.
62. -. 1990. Morphological Diversification of Ptychopariid Trilobites in the Marjumiid Biomere (Middle to Upper Cambrian). Unpublished Ph.D. dissertation, Virginia Polytechnic Institute and State University, Blacksburg, 670 p.
63. -. 1994. Corynexochida and Ptychopariida (Trilobita, Arthropoda) of the Ehmaniella Biozone (Middle Cambrian), Utah and Nevada. Contributions in Science, 446, 137 p. Natural History Museum of Los Angeles County, Los Angeles.
64. -, AND L. B. MCCOLLUM. 1997. Oryctocephalids (Corynexochida: Trilobita) of the Lower-Middle Cambrian boundary interval from California and Nevada. Journal of Paleontology, 1:1065-1090.
65. SWINNERTON, H. H. 1915. Suggestions for a revised classification of trilobites. Geological Magazine, new series, 2:407-496, 538-545.
66. SWOFFORD, D. L. 1993. PAUP: Phylogenetic Analysis Using Parsimony, Version 3.1. Computer program distributed by the Illinois Natural History Survey, Campaign, Illinois.
67. -, AND D. P. BEGLE. 1993. PAUP Phylogenetic Analysis Using Parsimony, User's Manual. Illinois Natural History Survey, Campaign, Illinois, 257 p.
68. WALCH, J. E. I. 1771. Die Naturgeschichte der Versteinerungen zur Erläuterung der Knorrischen Sammlung von Merkwürkigkeiten der Natur, Volume 4, Pt. 3. Nürnberg, 235 p.
69. WALCOTT, C. D. 1884. Paleontology of the Eureka District. United States Geological Survey Monograph, 8, 298 p.
70. -. 1886. Second contribution to the studies on the Cambrian faunas of North America. United States Geology Survey Bulletin, 30, 369 p.
71. -. 1890. The fauna of the Lower Cambrian or Olenellus zone. United States Geological Survey 10th Annual Report, 1:515-629.
72. -. 1908. Cambrian sections of the Cordilleran area. Smithsonian Miscellaneous Collections, 53:167-230.
73. -. 1916. Cambrian geology and paleontology of Cambrian trilobites. Smithsonian Miscellaneous Collections, 64(3): 157-258.
74. -. 1917. Cambrian geology and paleontology, 3, Fauna of the Mount Whyte Formation. Smithsonian Miscellaneous Collections, 67(3):61-114.
75. -. 1924. Cambrian and Ozarkian trilobites. Smithsonian Miscellaneous Collections, 75:53-60.
76. WHITEHOUSE, F. W. 1939. The Cambrian faunas of north-eastern Australia, Pt. 3. Memoirs of the Queensland Museum, new series, 1:179-282.
77. WHITTINGTON, H. B., B. D. E. CHATTERTON, S. E. SPEYER, R. A. FORTEY, R. M. OWENS, W. T. CHANG, W. T. DEAN, R. A. FORTEY, P. A. JELL, J. R. LAURIE, A. R. PALMER, L. N. REPINA, A. W. A. RUSHTON, J. H. SHERGOLD, E. N. K. CLARKSON, N. V. WIMOT, AND S. R. A. KELLY. 1997. Volume 1: Introduction, Order Agnositda, Order Redlichiida. In R. L. Kaesler (ed.), Treatise on Invertebrate Paleontology, Pt. O, Arthropoda 1, Trilobita, Revised, 530 p.
78. YEGOROVA, L. I., AND V. Y. SAVITSKIY. 1969. Stratigrapfiya i biofatsii kembriya Sibirskoy platformy, Zapadnoe Prianabar"ye [Stratigraphy and biofacies of the Cambrian of the Siberian Platform, western pre-Anabar]. Sibirskii Nauchno-Issledovatel'skii Institut Geologii, Geofiziki i Minerl'nogo Syr'ya (SNIIGGIMS) Trudy, 43, 408 p.
79. YOUNG, G. A., AND R. LUDVIGSEN. 1989. Mid-Cambrian trilobites from the lowest part of the Cow Head Group, western Newfoundland. Geological Survey of Canada Bulletin, 392, 49 p.