Studying insect diversity in the tropics

Philosophical Transactions of the Royal Society B: Biological Sciences

Volumn 354, Issue 1391, 1999, Pages 1811-1824

  Godfray, H C J ^a   Lewis, O T ^a,b   Memmott, J ^c  

^a IMPERIAL COLLEGE LONDON   (United Kingdom)

^b DEPARTMENT OF LIFE SCIENCES   (United Kingdom)

^c UNIVERSITY OF BRISTOL   (United Kingdom)

Author keywords

Biodiversity; Community ecology; Invertebrates; Parasitoid webs; Quantitative food webs; Tropical forests

Indexed keywords

BIODIVERSITY; ESTIMATION METHOD; INSECT; TROPICAL ENVIRONMENT;

EID: 0033615992     PISSN: 09628436     EISSN: None     Source Type: Journal    
DOI: 10.1098/rstb.1999.0523     Document Type: Article

References (149)

1. Adis, J., Lubin, Y. D. & Montgomery, G. G. 1984 Arthropods from the canopy of inundated and terra firme forests near Manaus, Brazil, with critical considerations on the pyrethrum-fogging technique. Stud. Neotrop. Fauna Environ. 19, 223-236.
2. Bartlett, R., Pickering, J., Gauld, I. & Windsor, D. 1999 Estimating global biodiversity: Tropical beetles and wasps send different signals. Ecol. Entomol. 24, 119-121.
3. Basset, Y. 1992 Host specificity of arboreal and free-living insect herbivores in rain forests. Biol. J. Linn. Soc. 47, 115-133.
4. Basset, Y. 1994 Palatability of tree foliage to chewing insects: A comparison between a temperate and a tropical site. Acta Oecol. 15, 181-191.
5. Basset, Y. & Kitching, R. L. 1991 Species number, species abundance and body length of arboreal arthropods associated with an Australian rainforest tree. Ecol. Entomol. 17, 310-318.
6. Basset, Y., Aberlene, H.-P. & Delvare, G. 1992 Abundance and stratification of foliage arthropods in a lowland rainforest of Cameroon. Ecol. Entomol. 17, 310-318.
7. Basset, Y., Samuelson, G. A., Allison, A. & Miller, S. E. 1996 How many species of host-specific insects feed on a species of tropical tree? Biol. J. Linn. Soc. 59, 201-216.
8. Basset, Y., Novotny, V. & Weiblen, G. 1997 Ficus: A resource for arthropods in the tropics, with particular reference to New Guinea. In Forests and Insects (ed. A. D. Watt, N. E. Stork & M. D. Hunter), pp. 341-361. London: Chapman & Hall.
9. Beaver, R. A. 1985 Geographical variation in food web structure in Nepenthes pitcher plants. Ecol. Entomol. 10, 241-248.
10. Bengtsson, J. 1991 Confounding variables and independent observations in comparative analyses of foodwebs. Ecology 75, 1282-1288.
11. Benson, W. W. 1978 Resource partitioning in passion vine butterflies. Evolution 32, 493-518.
12. Benson, W. W., Brown, K. S. & Gilbert, L. E. 1976 Coevolution of plants and herbivores: Passion flower butterflies. Evolution 29, 659-680.
13. Bernays, E. & Graham, M. 1988 On the evolution of host specificity in phytophagous arthropods. Ecology 69, 886-892.
14. Blackburn, T. M. & Gaston, K. J. 1996 On being the right size: Different definitions of 'right'. Oikos 75, 551-557.
15. Brower, L. P. 1989 Chemical defence in butterflies. In The Biology of Butterflies (ed. R. I. Vane-Wright & P. R. Ackery), pp. 109-134. Princeton University Press.
16. Brown, J. H., Marquet, P. A. & Taper, M. L. 1993 Evolution of body size: Consequences of an energetic definition of fitness. Am. Nat. 138, 1478-1512.
17. Chown, S. L. & Gaston, K. J. 1997 The species-body size distribution: Energy, fitness and optimality. Funct. Ecol. 11, 365-375.
18. Coddington, J. A., Griswold, C. E., Silva Dávila, D., Peñaranda, E. & Larcher, S. F. 1991 Designing and testing sampling protocols to estimate biodiversity in tropical ecosystems. In The Unity of Evolutionary Biology: Proceedings of the Fourth International Congress of Systemic and Evolutionary Biology (ed. E. C. Dudley), pp. 44-60. Portland, OR: Dioscorides Press.
19. Cohen, J. E. 1978 Food Webs and Niche Space. Princeton University Press.
20. Cohen, J. E., Briand, F. & Newman, C. M. 1990 Community Food Webs: Data and Theory. New York: Springer.
21. Colwell, R. K. & Coddington, J. A. 1994 Estimating terrestrial biodiversity through extrapolation. Phil. Trans. R. Soc. Lond. B345, 101-118.
22. Colwell, R. K. & Hurtt, G. C. 1994. Nonbiological gradients in species richness and a spurious Rapoport effect Am. Nat. 144, 570-595.
23. Compton, S. G. & Hawkins, B. A. 1992 Determinants of species richness in southern African fig wasp assemblages. Oecologia 91, 68-74.
24. Compton, S. G. Rasplus, J.-Y. & Ware, A. B. 1994 African fig wasp parasitoid communities. In Parasitoid Community, Biology (ed. B. Hawkins & W. Sheehan), pp. 393-368. Oxford University Press.
25. Darwin, C. 1889 Journal of Researches into the Natural History and Geology of the Countries Visited During the Voyage of H.M.S. 'Beagle' Round the World. London: John Murray.
26. Davies, J. G., Stork, N. E., Brendell, M. J. D. & Hine, S. J. 1997 Beetle species diversity and faunal similarity in Venezuelan rainforest tree canopies. In Forests and Insects (ed. A. D. Watt, N. E. Stork & M. D. Hunter), pp. 85-103. London: Chapman & Hall.
27. DeVries, P. J. 1987 The Butterflies of Costa Rica and their Natural History: Papilionidae, Pieridae, Nymphalidae. Princeton University Press.
28. DeVries, P. J. 1997 The butterflies of Costa Rica and their natural history. II. Riodinidae. Princeton University Press.
29. DeVries, P. J., Murray, D. & Lande, R. 1997 Species diversity in vertical, horizontal, and temporal dimensions of a fruit-feeding butterfly community in an Ecuadorian rainforest. Biol. J. Linn. Soc. 62, 343-364.
30. Dial, K. P. Marzluff, J. M. 1988 Are the smallest organisms the most diverse? Ecology 69, 1620-1624.
31. di Castri, F. & Younès, T. 1994 DIVERSITAS: Yesterday, today and a path towards tomorrow. Biol. Intl. 29, 3-23.
32. di Castri, E, Vernhes, J. R. & Younès, T. 1992 Inventorying and monitoring of biodiversity. A proposal for an international network. Biol. Intl 27 (special issue), 1-27.
33. Dixon, A. F. G., Kindlmann, P., Leps, J. & Holman, J. 1987 Why there are so few species of aphid, especially in the tropics. Am. Nat. 129, 580-592.
34. Eliot, J. N. (ed.) 1992 The Butterflies of the Malay Peninsula, 4th Edn. (founded by A. S. Corbet & H. M. Pendlebury). Kuala Lumpur, Malaysia: Malayan Nature Society.
35. Erwin, T. L. 1982 Tropical forests: Their richness in Coleoptera and other arthropods. Coleopt. Bull. 36, 71-75.
36. Erwin, T. L. 1983 Beetles and other insects of tropical forest canopies at Manaus, Brazil, sampled by insecticidal fogging. In Tropical Rain Forest: Ecology and Management (ed. S. L. Sutton T. C. Whitmore & A. C. Chadwick), pp. 59-75. British Ecological Society Special Publication 2. Oxford, UK: Blackwell Science.
37. Erwin, T. L. 1991 How many species are there revisited. Conserv. Biol. 5, 330-333.
38. Fenchel, T. 1993 Are there more large than small species? Oikos 68, 375-378.
39. Fiedler, K. 1998 Diet breadth and host plant diversity of tropical vs. temperate-zone herbivores: South-East Asian and West Palaearctic butterflies as a case study. Ecol. Entomol. 23, 285 297.
40. Futuyma, D. J. & Moreno, G. 1988 The evolution of ecological specialisation. A. Rev. Ecol. Syst. 19, 207-233.
41. Gadagkar, R., Chandrashekara, K. & Nair, P. 1990 Insect species diversity in the tropics: Sampling methods and a case study. J. Bombay Nat. Hist. Soc. 87, 337-353.
42. Gamez, R. 1991 Biodiversity conservation through facilitation of its sustainable use: Costa Rica's National Biodiversity Institute. Trends Ecol. Evol. 6, 377-378.
43. Gaston, K. J. 1991 The magnitude of global species richness. Conserv. Biol. 5, 283-296.
44. Gaston, K. J. 1992 Regional numbers of insect and plant species. Funct. Ecol. 6, 245-247.
45. Gaston, K. J. 1993 Herbivory at the limits. Trends Ecol. Evol. 8, 193-194.
46. Gaston, K. J. 1994 Spatial patterns of species description - How is our knowledge of the global insect fauna growing. Biol. Conserv. 67, 37-40.
47. Gaston, K. J., Blackburn, T. M. & Spicer, J. I. 1998 Rapoport's rule: Time for an epitaph? Trends Ecol. Evol. 13, 70-74.
48. Gauld, I. D. 1986 Latitudinal gradients in ichneumonid species-richness in Australia. Ecol. Entomol. 11, 155-161.
49. Gauld, I. D. & Gaston, K. J. 1994 The taste of enemy-free space: Parasitoids and nasty hosts. In Parasitoid Community Biology (ed. B. A. Hawkins & W. Sheehan), pp. 279-299. Oxford University Press.
50. Gauld, I. D. & Gaston, K. J. 1995 The Costa Rican Hymenoptera fauna. In The Hymenoptera of Costa Rica (ed. P. E. Hason & I. D. (Gauld), pp. 13-19. Oxford University Press.
51. Gauld, I. D., Gaston, K. J. & Janzen, D. H. 1992 Plant allelochemicals, tritrophic interactions and the anomalous diversity of tropical parasitoids: The 'nasty' host hypothesis. Oikos 65, 353-357.
52. Gilbert, L. E. & Smiley, J. T. 1978 Determinants of local diversity in phytophagous insects: Host specialists in tropical environments. In Diversity of Insect Faunas (ed. L. A. Mound & N. Waloff), pp. 89-104, Oxford, UK: Blackwell Science.
53. Godfray, H. C. J. 1994 Parasitoids. Princeton University Press.
54. Goldwasser, L. & Roughgarden. J. 1993 Construction and analysis of a large Caribbean food web. Ecology 74, 1216-1233.
55. Goldwasser, L. & Roughgarden. J. 1997 Sampling effects and the estimation of food web properties. Ecology 78, 41-54.
56. Guilbert, E. 1997 Arthropod biodiversity in the canopy of New Caledonian forests. In Canopy Arthropods (ed. N. E. Stork, J. Adis & R. K. Didham), pp. 265-277, London: Chapman & Hall.
57. Hall, S. J. & Raffaelli, D. G. 1991 Food web patterns: Lessons from a species-rich web. J. Anim. Ecol. 60, 823-841.
58. Hammond, P. 1992 Species inventory. In Global Biodiversity: Status of the Earth's Living Resources (ed. B. Groombridge), pp. 17-39. London: Chapman & Hall.
59. Hammond, P. M. 1994 Practical approaches to the estimation of the extent of biodiversity in speciose groups. Phil. Trans. R. Soc. Lond. B 345, 119-136.
60. Hammond, P. M., Stork, N. E. & Brendell, M. J. D. 1997 Tree-crown beetles in context: A comparison of canopy and other ecotone assemblages in a lowland tropical forest in Sulawesi. In Canopy Arthropods (ed. N. E. Stork, J. Adis & R. K. Didham), pp. 184-223. London: Chapman & Hall.
61. Hanski, I. & Cambefort, Y. (eds) 1991 Dung Beetle Ecology. Princeton University Press.
62. Hawkins, B. A. 1994 Pattern and Process in Host Parasitoid Interaction. Cambridge University Press.
63. Hawkins, B. A., Shaw, M. R. & Askew, R. R. 1992 Relations among assemblage size, host specialization, and climatic variability in North American parasitoid communities. Am. Nat. 139, 58-79.
64. Heie, O. E. 1994 Why are there so few aphid species in the temperate areas of the southern hemisphere? Eur. J. Entomol. 91, 127-133.
65. Hespenheide, H. A. 1979 Are there fewer parasitoids in the tropics? Am. Nat. 113, 766-769.
66. Hespenheide, H. A. 1994 An overview of faunal studies. In La Selva: Ecology and Natural History of a Tropical Rain Forest (ed. L. A. McDade, K. S. Bawa, H. A. Hespenheide & G. S. Hartshorn), pp. 238-243. University of Chicago Press.
67. Hodkinson, I. D. & Casson, D. 1991 A lesser predilection for bugs: Hemiptera (Insecta) diversity in tropical forests. Biol. J. Linn. Soc. 43, 101-109.
68. Hubbell, S. P. 1997 A unified theory of biogeography and relative species abundance and its application to tropical rain forests and coral reefs. Coral Reefs 16, S9-S21.
69. Hubbell, S. P. & Foster, R. B. 1986 Biology, chance and history and the structure of tropical rainforest tree communities. In Community Ecology (ed. J. M. Diamond & T. J. Case), pp. 314-329. NewYork: Harper & Row.
70. Hubbell, S. P., Foster, R. B., O'Brien, S. T., Harms, K. E., Condit, R., Wechsler, B., Wright, S. J. & Loo de Lao, S. 1999 Light-gap disturbances, recruitment limitation, and tree diversity in a neotropical forest. Science 283, 554-557.
71. Igarashi, S. & Fukudu, H. 1997 The Life Histories of Asian Butterflies, vol. 1. Tokyo: Tokai University Press.
72. Janzen, D. H. 1973 Comments on host-specificity of tropical herbivores and its relevance to species richness. In Taxonomy and Ecology (ed. V. H. Heywood), pp. 201-211. New York: Academic Press.
73. Janzen, D. H. 1977 The interaction of seed predators and seed chemistry. In Comportement des Insectes et Milieu Trophique (ed. V. Labyrie). Coll. Int. C.N.R.S. 265, 415-427.
74. Janzen, D. H. 1970 How to be a fig. A. Rev. Ecol. Syst. 10, 13-51.
75. Janzen, D. H. 1981 The peak in North American ichneumonid species richness lies between 38° and 42°N. Ecology 62, 532-537.
76. Janzen, D. H. & Gauld, I. D. 1997 Patterns of use of large moth caterpillars (Lepidoptera: Saturniidae and Sphingidae) by ichneumonid parasitoids (Hymenoptera) in Costa Rican dry forest. In Forests and Insects (ed. A. D. Watt, N. E. Stork & M. D. Hunter), pp. 251-271. London: Chapman & Hall.
77. Janzen, D. H. & Pond, C. M. 1975 A comparison by sweep net of the arthropod fauna of secondary vegetation in Michigan, England and Costa Rica. Trans. R. Entomol. Soc. Lond. 127, 35-50.
78. Kaiser, J. 1997 Unique, all-taxa survey in Costa Rica 'self-destructs'. Science 276, 893.
79. Kitching, R. L. 1987 Spatial and temporal variation in food webs in water-filled treeholes. Oikas 48, 280-288.
80. Kitching, R. L., Mitchell, H., Morse, G. & Thebaud C. 1997 Determinants of species richness in assemblages of canopy arthropods in rainforests. In Canopy Arthropods (ed. N. E. Stork, J. Adis & R. K. Didham), pp. 131-150, London: Chapman & Hall.
81. Kobe, R. K. 1999 Light gradient partitioning among tropical tree species through differential seedling mortality and growth. Ecology 80, 187-201.
82. Kozlowski, J. & Weiner, J. 1997 Interspecific allometries are byproducts of body size optimisation. Am. Nat. 149, 352-380.
83. Kremen, C., Colwell, R. K., Erwin, T. L., Murphy, D. D., Noss, R. F. & Sanjayan, M. A. 1993 Terrestrial arthropod assemblages: Their use in conservation planning. Conserv. Biol. 7, 796-808.
84. Lawton, J. H. 1984 Surface availability and insect community structure: The effects of architecture and the fractal dimensions of plants. In Insect and the Plant Surface (ed. B. E. Juniper & T. R. E. Southwood). pp. 317-331. London: Arnold.
85. Lawton, J. H. 1991 Species richness, population abundances, and body sizes in insect communities: tropical versus temperate comparisons. In Plant Animal Interactions: Evolutionary Ecology in Tropical and Temperate Regions (ed. P. W. Price, T. M. Lewinsohn, G. Wilson Fernandes & W.W. Benson), pp. 71-89. New York: Wiley.
86. Longino, J. T. 1994 How to measure arthropod diversity in a tropical rainforest. Biol. Intl 28, 3-13.
87. Longino, J. T. & Colwell, R. K. 1997 Biodiversity assessment using structured inventory: Capturing the ant fauna of a tropal rainforest. Ecol. Appl. 7, 1263-1277.
88. Lowman, M. D. & Wittman, P. K. 1996 Forest canopies: methods, hypotheses and future directions. A. Rev. Ecol. Syst. 27, 55-81.
89. Magurran, A. E. 1988 Ecological Diversity and Its Measurement. London: Chapman & Hall.
90. Marquis, R. J. & Braker, H. E. 1994 Plant herbivore interactions: Diversity, specificity and impact. In La Selva: Ecology and Natural History of a Tropical Rain Forest (ed. by L. A. McDade, K. S. Bawa, H. A. Hespenheide & G. S. Hartshorn), pp. 262-281. University of Chicago Press.
91. Martinez N. 1991. Artifacts or attributes? Effects of resolution on the Little Rock Lake food web. Ecol. Monogr. 61, 367-392.
92. Martinez, N. 1992 Constant connectance in community food webs. Am. Nat. 139, 1208-1218.
93. Martinez, N. 1993a Effects of resolution on food web structure. Am. Nat. 144, 935-953.
94. Martinez, N. 1993b Effects of scale on food web structure. Science 260, 242-243.
95. Martinez N. 1994 Scale-dependent constraints on food-web structure. Am. Nat. 144, 935-953.
96. Martinez, N. & Lawton, J. H. 1995 Scale and food-web structure from local to global. Oikos 73, 148-154.
97. Maurer B. A., Brown, J. H. & Rusler, R. D. 1992 The micro and macro in body size evolution. Evolution 46, 939-953.
98. May, R. M. 1988 How many species are there on earth? Science 241, 1441-1449.
99. May, R. M. 1990 How many species? Phil Trans. R. Soc. Lond. B330, 293-304.
100. Memmott, J. & Godfray, H. C. J. 1993 Parasitoid webs. In Hymenoptera and Biodiversity (ed. J. LaSalle & I. D. Gauld), pp. 217-234. Willingford, UK: CAB International.
101. Memmott, J. & Godfray, H. C. J. 1994. The use and construction of parasitoid webs. In Parasitoid Community Biology (ed. B. Hawkins & W. Sheehan), pp. 301-317. Oxford University Press.
102. Memmott, J., Godfray H. C. J. & Gauld, I. D. 1994 The structure of a tropical host parasitoid community. J. Anim. Ecol. 63, 521-540.
103. Moran, V. C. & Southwood, T. R. E. 1982 The guild composition of arthropod communities in trees. J. Anim. Ecol. 51, 289-306.
104. Morse, D. R., Lawton, J. H., Dobson, M. M. & Williamson, M. H. 1985 Fractal dimension of vegetation and the distribution of arthropod body lengths. Nature 314, 731-732.
105. Morse, D. R., Stork, N. E. & Lawton, J. H. 1988 Species number, species abundance and body length relationships of arboreal beetles in Bornean lowland rainforest trees. Ecol. Entomol. 13, 25-37.
106. Müller, C. B., Adriaanse, I. C. T., Belshaw, R. & Godfray, H. C. J. 1999 The structure of an aphid-parasitoid community. J. Anim Ecol. 68, 346-370.
107. Noyes, J. S. 1989 The diversity of Hymenoptera in the tropics with special reference to Parasitica in Sulawesi. Ecol. Entomol. 14, 197-207.
108. Oliver, I. & Beattie, A. J. 1996 Invertebrate morphospecies as surrogates for species: A case study. Conserve. Biol. 10, 99-109.
109. Owen, D. F. & Owen, J. 1974 Species diversity in tropical and temperate Ichneumonidae. Nature 249, 583-584.
110. Pacala, S. W. 1997 Dynamics of plant communities. In Plant Ecology (ed. M. J. Crawley), pp. 532-555. Oxford, UK: Blackwell Science.
111. Paine, R. T. 1988 Food webs: Road maps of interactions or grist for theoretical development? Ecology 69, 1648-1654.
112. Pimm, S. L., Lawton, J. H. & Cohen, J. E. 1991 Food web patterns and their consequences. Nature 250, 669-674.
113. Polis, G. A. 1991 Complex trophic interactions in deserts: An empirical critique of food-web theory. Am. Nat. 138, 123-155.
114. Prendergast, J. R., Quinn, R. M., Lawton, J. H., Eversham, B. C. & Gibbons, D. W. 1993 Rare species, the coincidence of diversity hotspots and conservation strategies. Nature 365, 335-337.
115. Price, P. W. 1991 Patterns in communities along latitudinal gradients. In Plant Animal Interactions: Evolutionary Ecology in Tropical and Temperate Regions (ed. P.W. Price, T. M. Lewinsohn, G. W. Fernandes & W. W. Benson), NewYork: Wiley.
116. Ratheke, B. J. & Price, P. W. 1976 Anomalous diversity of ichneumonid parasitoids: A predation hypothesis. Am. Nat. 110, 889-893.
117. Reagan, D. P. & Waide, R. B. (eds) 1996 The Food Web of a Tropical Rain Forest. University of Chicago Press.
118. Richardson, B. J, Burgin, S., Azarbayjani, F. F. & Lutubula, S. 1997 Distinguishing the wood from trees. In Canopy Arthropods (ed. N. E. Stork, J. Adis & R. K. Didham), pp. 497-509. London: Chapman & Hall.
119. Rott, A. S. & Godfray, H. C. J. 1999 The structure of a leafminer parasitoid community. J. Anim. Ecol. (In the press.)
120. Sevenster, J. G., & van Alphen, J. J. M. 1996 Aggregation and coexistence. II. A neotropical Drosophila community. J. Anim. Ecol. 65, 308-324.
121. Siemann, E., Tilman, D., Haarstad, J. & Ritchie, M. 1998 Experimental tests of the dependence of arthropod diversity on plant diversity. Am. Nat. 152, 738-750.
122. Sime, K. R. & Brower, A.V.Z. 1998 Explaining the latitudinal gradient anomaly in ichneumonid species richness: evidence from butterflies. J. Anim. Ecol. 67, 387-399.
123. Solbrig, O. T. (ed.) 1991 From Genes to Exosystems: A Research Agenda for Biodiversity. Cambridge, MA: International Union of Biological Sciences.
124. Southwood, T. R. E. 1961 The number of species associated with various trees. J. Anim. Ecol. 30, 1-8.
125. Southwood, T. R. E. 1978 The components of diversity. Symp. R. Entomol. Soc. Lond. 9, 19-40.
126. Southwood, T. R. E., Brown, V. K. & Reader, P. M, 1979 The relationship of plant and insect diversities in succession Biol. J. Linn. Soc. 12, 327-348.
127. Stevens, G. C. 1989 The latitudinal gradient in geographical range: How so many species coexist in the tropics. Am. Nat. 133, 240-256.
128. Stork, N. E. 1988 Insect diversity: Facts, fiction and speculation, Biol. J. Linn. Soc. 35, 21-337.
129. Stork, N. E. 1991 The composition of the arthropod fauna of Bornean lowland rainforest trees. J. Trop. Ecol. 7, 161-180.
130. Stork, N. E. 1993 How many species are there? Biodiv. Conserv. 2, 215-232.
131. Stork, N. E., Adis, J. & Didham, R. K. (eds) 1997 Canopy Arthropods London: Chapman & Hall.
132. Strong, D. R 1977 Insect species richness: Hispine beetles on Heliconia latispatha. Ecology 63, 1039-1019.
133. Strong, D. R. 1982a Potential interspecific competition and host specificity: Hispine beetles on Heliconia. Ecol. Entomol. 7, 217-220.
134. Strong, D. R. 1982b Harmonious coexistence of hispine beetles on heliconia in experimental and natural communities. Ecology 63, 1039-1049.
135. Strong, D. R., Lawton, J. H. & Southwood, T. R. E. 1984 Insects on Plants: Community Patterns and Mechanism. Oxford, UK: Blackwell Science.
136. Sugihara, G. 1984 Graph theory, homology and food webs. Proc. Symp. Appl. Math. 30, 83-101.
137. Terborgh, J., Foster, R. B. & Nunez, P. 1996 Tropical tree communities: A test of the nonequilibrium hypothesis. Ecology 77, 561-567.
138. Thomas C. D. 1990 Fewer species. Nature 347, 237.
139. Vane-Wright, R. I. 1178 Ecological and behavioural origins of diversity in butterflies. In Diversity of Insect Faunas (ed. L., A. Mound & N. Waloff), pp. 56-70. Oxford, UK: Blackwell Science.
140. Vernhes, J. R. & Younès T. 1993 DIVERSITAS, IUBS-SCOPE-UNESCO programme on biological diversity: A progress report. Biol. Intl. 26, 21-23.
141. Wagner, T. 1997 The beetle fauna of different tree species in forests of Rwanda and East Zaire. In Canopy Arthropods (ed. N. E. Stork, J. Adis & R. K. Didham), pp. 169-183. London: Chapman & Hall.
142. Warren, P. H. 1989 Spatial and temporal variation in the structure of a freshwater food web. Oikos 55, 299-311.
143. Warren, P. H. 1990 Variation in food-web structure - The determinants of connectance. Am. Nat. 136, 689-700.
144. Wills, C., Condit, R., Foster, R. B. & Hubbell, S. P. 1997 Strong density- and diversity-related effects help to maintain tree species diversity in a neotropical forest. Proc. Natl. Acad. Sci. USA 94, 1252-1257.
145. Wilson, M. V. & Schmida, A. 1984 Measuring beta-diversity with presence absence data. J. Ecol. 72, 1055-1064.
146. Wolda, H. 1987 Seasonal fluctuations of rainfall, food and abundance of tropical insects. J. Anim. Ecol. 47, 369-381.
147. Yoon, C. K. 1993 Counting creatures great and small. Science 260, 620-622.
148. Yu, D. W., Terborgh, J. W. Potts, M. D. 1998 Can high tree species richness be explained by Hubbell's null model. Ecol. Lett. 1, 193-199.
149. Zhang, D-Y, & Lin, K. 1997 The effects of comparative asymmetry on the rate of competitive displacement: How robust is Hubbell's community drift model? J. Theor. Biol. 188, 361-367.