CONTENTS OF VOLUME 42
ALATALO, RAUNO V., AND LARS GuSTAFSSON. Genetic component of morphological differentiation in Coal Tits under competitive release . ..200
ARAK, ANTHONY. Sexual dimorphism in body size: A model and a test ...820
BARRETT, SPENCER C. H. Plant breeding systems. (review). ..206
BERT, THERESA M., AND RICHARD G. HARRISON. Hybridization in western Atlantic stone crabs (genus Menippe): Evolutionary history and ecological context influence species interactions ...528
BILLINGTON, H. L., A. M. MORTIMER, AND T. McNEILLY. Divergence and genetic structure in adjacent grass populations. 1. Quantitative genetics ...1267
BOYCE, MARK S. European mice and voles. (review) ...1119
BREMER, KARE. The limits of amino acid sequence data in angiosperniphylogenetic reconstruction . ..795
BRUSSARD, PETER F. Conservation biology. (review) ...839
BRYANT, EDWIN H., AND LISA M. MEFFERT. Effect of an experimental bottleneck on morphological integration in the housefly. ...698
BRYLSKI, P., AND B. K. HALL. Ontogeny of a macroevolutionary phenotype: The external cheek pouches of geomyoid rodents ...3101
BURD, MARTIN, AND T. F. H. ALLEN. Sexual allocation strategy in windpollinated Plants ...403
BURTON, RONALD S. Evolutionary processes and theory. (review) ...1117
CASPER, BRENDA B., LAELA S. SAYIGH, AND STANLEY S. LEE. Demonstration of cryptic incompatibility in distylous Amsinckia douglasiana . ..248
CASTILLOCHAVEZ, CARLOS, SIMON A. LEVIN, AND FRED GOULD. Physiological and behavioral adaptation to varying environments: A mathematical model ...986
CHAPPELL, MARK A., JACK P. HAYES, AND LEE R. G. SNYDER. Hemoglobin polymorphisms in deer mice (Peromyscus maniculatus): Physiology of betaglobin variants and alphaglobin recombinants...681
CHARLESWORTH, B., AND S. RoUHANI. The probability of peak shifts in a founder population. 11. An additive polygenic trait ...1129
CHEVERUD, JAMES M. A comparison of genetic and phenotypic correlations ...958
CHOW, SEINEN, YOSHIHISA FujIO, AND TADASHI NOMURA. Reproductive isolation and distinct population structures in two types of the freshwater shrimp Palaemon paucidens ...804
CLARK, ANDREW G. Deterministic theory of heteroplasmy . ..621
CONNER, JEFFREY. Field measurements of natural and sexual selection in the Fungus beetle, Bolitotherus cornutus ...736
CRACRAFT, JOEL, AND RICHARD 0. PRUM. Patterns and processes of diversification: Speciation and historical congruence in some neotropical birds. ...603
CRESPI, BERNARD J. Sexratio selection in a bivoltine thrips. 1. Conditional sex ratio manipulation and fitness variation . ... 1199
CROW, JAMES F., AND CARTER DENNISTON. Inbreeding and variance effective population numbers ...482
CRUZAN, MITCHELL B., PAUL R. NEAL, AND MARY F. WILLSON. Floral display in Phyla incisa: Consequences for male and female reproductive success ...505
DAWLEY, ROBERT M., AND KATHRYN A. GODDARD. Diploidtriploid mosaics among unisexual hybrids of the minnows Phoxinus eos and Phoxinus neogaeus...649
DE Nooij, MARIANNE P., AND JOS M. M. VAN DAMME. Variation in pathogenicity among and within populations of the fungus Phomopsis subordinaria infecting Plantago lanceolata. ...1166
DESALLE, ROB, AND ALAN R. TEMPLETON. Founder effects and the rate of mitochondrial DNA evolution in Hawaiian Drosophila...1076
DEWEY, SARAH E., AND JOHN S. HEYWOOD. Spatial genetic structure in a Population of Psychotria nervosa. 1. Distribution of genotypes ...834
DINGLE, HUGH, KENNETH E. EVANS, AND JAMES 0. PALMER. Responses to selection among lifehistory traits in a nonmigratory population of milkweed bugs (Oncopeltus fasciat us). ...79
EMERSON, SHARON B., JOSEPH TRAVIS, AND MICHAEL BLOUIN. Evaluating a hypothesis about heterochrony: Larval lifehistory traits and juvenile hindlimb morphology in Hyla crucifer ...68
ETTER, RON J. Asymmetrical developmental plasticity in an intertidal snail ...322
ETTER, RON J. Physiological stress and color polymorphism in the intertidal snail Nucella lapillus ...660
FAIRBAIRN, D. J. Sexual selection for homogamy in the Gerridae: An extension of Ridley's comparative approach ...1212
FLEISCHER, ROBERT C., AND STEPHEN 1. ROTHSTEIN. Known secondary contact and rapid gene flow among subspecies and dialects in the Brownheaded Cowbird ...1146
FOOTE, MIKE, AND ROBERT H. COWIE. Developmental buffering as a mechanism for stasis: Evidence from the pulmonate Theba pisana. ...396
FUTUYMA, DOUGLAS J. Sturm und drang and the evolutionary synthesis ...217
GARLAND, THEODORE, JR. Genetic basis of activity metabolism. 1. Inheritance Of speed, stamina, and antipredator displays in the garter snake Thamnophis sirtalis ...335
GERHARDT, H. CARL, AND MARK S. DAVIS. Variation in the coding of species identity in the advertisement calls of Litoria verreauxi (Anura: Hylidae) ...556
GIBBS, H. LISLE. Heritability and selection on clutch size in Darwin's Medium Ground Finches (Geospizafortis)...750
GIESEL, JAMES T. Effects of parental photoperiod on development time and Density sensitivity of progeny in Drosophila melanogaster ...1348
GITTENBERGER, EDMUND. Sympatric speciation in snails: A largely neglected model ...8263
GOODNIGHT, CHARLES J. Population differentiation and the transmission of Density effects between generations . 399
GOODNIGHT, CHARLES J. Epistasis and the effect of founder events on the additive genetic variance ...441
GRANT, W. STEWART, AND GUNNAR STkHL. Evolution of Atlantic and Pacific cod: Loss of genetic variation and gene expression in Pacific cod . ...138
GROETERS, FRANCIS R. Relationship between observed components of variance and causal components of variance in a split-family, half-sib, full-sib analysis ...631
GROSBERG, RICHARD K. Lifehistory variation within a population of the colonial ascidian Botryllus schlosseri. 1. The genetic and environmental control of seasonal variation. ...900
GWYNNE, DARRYL T. Courtship feeding and the fitness of female katydids (Orthoptera: Tettigoniidae) ...545
HARSHMAN, LAWRENCE G., ARY A. HOFFMANN, AND TIMOTHY PROUT. Environmental effects on remating in Drosophila melanogaster ...312
HEBERT, PAUL D. N., ROBERT D. WARD, AND LAWRENCE J. WEIDER. Clonal diversity patterns and breeding system variation in Daphnia pulex, an asexual-sexual complex ...147
HOLSINGER, KENT E. Inbreeding depression doesn't matter: The genetic basis of mating system evolution ...1235
HOWARD, DANIEL J. The species problem. (review) ...1111
HUGHES, DONNA M., AND ANDREW G. CLARK. Analysis of the genetic structure of life history of Drosophila melanogaster using recombinant extracted lines ...1309
INNES, DAVID J., AND PAUL D. N. HEBERT. The origin and genetic basis of Obligate parthenogenesis in Daphnia pulex . ...1024
JAMES, Avis C., JOHN JAKUBCZAK, MICHAEL P. RILEY, AND JOHN JAENIKE. On the causes of monophagy in Drosophila quinaria . ...626
JANSSEN, GERARD M., G. DE JONG, E. N. G. JOOSE, AND W. SCHARLOO. A negative Maternal effect in springtails ...828
JOSHI, AMIT BH, AND LAURENCE D. MUELLER. Evolution of higher feeding rate in Drosophila due to density-dependent natural selection ...1090
KAWECKI, TADEUSZ J. Unisexual/bisexual breeding complexes in Poeciliidae: Why do males copulate with unisexual females? 1018
KIM, JUNHYONG, AND MARK A. BURGMAN. Accuracy of phylogenetic estimati methods under unequal evolutionary rates ...596
KIMURA, MASAHITo T. Adaptations to temperate climates and evolution of over wintering strategies in the Drosophila melanogaster species group ...1288
KING, BETHiA HURLBUTT. Sexratio manipulation in response to host size by the parasitoid wasp Spalangia cameroni: A laboratory study . ...1090
KOHN, Luci ANN, AND WILLIAM R. ATCHLEY. How similar are genetic correlation structures? Data from mice and rats ...467
KOPTUR, SUZANNE. Antplant mutualisms and their evolution. (review) ...638
KREBS, ROBERT A., AND DAVID A. WEST. Female mate preference and the evolution of female-limited Batesian mimicry ...1101
LATORRE, AmPARO, ANDRtS MOYA, AND ROSA DE FRUTOS. Patterns of puffing activity and chromosomal polymorphism in Drosophila subobscura. IV. Effect of inversions on gene expression ...1298
LAUDER, GEORGE V. Phylogeny and physiology. (review) ...1113
LEAMY, LARRY. Genetic and maternal influences on brain and body size in random-bred house mice. ...42
LENSKI, RICHARD E. Experimental studies of pleiotropy and epistasis in Escherichia coli. 1. Variation in competitive fitness among mutants resistant to virus T4... 425
LENsKi, RICHARD E. Experimental studies of pleiotropy and epistasis in Escherichia coli. II. Compensation for maladaptive effects associated with resistance to virus T4 ...433
LIEBHERR, JAMES K. Gene flow in ground beetles (Coleoptera: Carabidae) of Differing habitat preference and flightwing development ...129
LINHART, YAN B. Intrapopulation differentiation in annual plants. 111. The contrasting effects of intra and interspecific competition ...1047
LOFSVOLD, DAVID.Quantitative genetics of morphological differentiation in Peromyscus. 11. Analysis of selection and drift ...54
LOVELESS, M. D., AND J. L. HAMRICK. Genetic organization and evolutionary History in two North American species of Cirsium ...254
LYNCH, MICHAEL. The divergence of neutral quantitative characters among Partially isolated populations ...455
MACDONALD, S. ELLEN, C. C. CHINNAPPA, AND DAVID M. REID. Evolution of phenotypic plasticity in the Stellaria longipes complex: Comparisons among cytotypes and habitats . ..1036
MARKOW, THERESE ANN, AND PAUL F. ANKNEY. Insemination reaction in Drosophila: Found in species whose males contribute material to oocytes before fertilization ...1097
MARSHALL, DIANE L. Post-pollination effects on seed paternity: Mechanisms in addition to microgametophyte competition operate in wild radish ...1256
MCCAULEY, DAVID E., MICHAEL J. WADE, FELIX J. BREDEN, AND MELISSA WOHLTMAN. Spatial and temporal variation in group relatedness: Evidence from the imported willow leaf beetle . ...184
MCKENZIE, JOHN A., AND JENNIFER FEGENT. Interaction between genotypes at the diazinon-resistance locus of the Australian sheep blowfly, Lucilia cuprina. Facilitation of development of susceptible genotypes...1159
McLAIN, DENSON KELLY. Male mating preferences and assortative mating in the soldier beetle ...729
McROBERT, SCOTT P., AND LAURIE TOMPKINS. Two consequences of homosexual courtship performed by Drosophild melanogaster and Drosophild affinis males ...1093
MOORE, ALLEN J., AND PATRICIA J. MOORE. Female strategy during mate choice:Threshold assessment ...387
MOORE, ALLEN J. Proposing the alternatives to be tested.(review)...1361
MORAN, NANCY A., AND THOMAS G. WHITHAM. Evolutionary reduction of complex life cycles: Loss of hostalternation in Pemphigus (Homoptera: Aphididae) ...717
MORGAN, MARTIN T., AND SPENCER C. H. BARRETT. Historical factors and a isoplethic population structure in tristylous Pontederia cordata: A reassessment ...496
NEI, MASATOSHI. The evolution DNA sequences. (review) ...1359
NEWMAN, ROBERT A. Genetic variation for larval anuran (Scaphiopus couchii) development time in an uncertain environment ...763
NEWMAN, ROBERT A. Adaptive plasticity in development of Scaphiopus couchd tadpoles in desert ponds ...774
NiKLAS, KARL J. The role of phyllotactic pattern as a "developmental constraint" on the interception of light by leaf surfaces ...1
NONACS, PETER. Queen number in colonies of social Hymenoptera as a kinselected Adaptation. ...566
NUR, NADAV. The consequences of brood size for breeding Blue Tits. 111. Measuring the cost of reproduction: Survival, future fecundity, and differential dispersal ...351
OHTA, ToMOKO. Further simulation studies on evolution by gene duplication . ..375
OSTER, GEORGE F., NEIL SHUBIN, JAMES D. MURRAY, AND PERE ALBERCH. Evolution and morphogenetic rules: The shape of the vertebrate limb in ontogeny and phylogeny ...862
PAGEL, MARK D., AND PAUL H. HARVEY. How mammals produce largebrained offspring ...948
PARKER, MATTHEW A. Disequilibrium between diseaseresistance variants and allozyme loci in an annual legume ...239
PASHLEY, DOROTHY PROWELL. Quantitative genetics, development, and physiological adaptation in host strains of fall armyworm ...93
PAYNE, ROBERT B., AND DAVID F. WESTNEAT. A genetic and behavioral analysis of mate choice and song neighborhoods in Indigo Buntings . ...935
PEMBERTON, J. M., S. D. ALBON, F. E. GUINNESS, T. H. CLUTTONBROCK, AND R. J. BERRY. Genetic variation and juvenile survival in red deer ...921
POTTS, BRADLEY M., AND JAMES B. REID. Hybridization as a dispersal mechanism ...1245
POWELL, JEFFREY R. DNA evolution. (review) ...209
REAL, LESLIE. The economics and psychology of foraging. (review) ...637
REILLO, PAUL R., AND DAVID H. WISE. An experimental evaluation of selection On color morphs of the polymorphic spider Enoplognatha ovata (Araneae: The ridiidae) ...1172
RicE, WILLIAM R. Heritable variation in fitness as a prerequisite for adaptive female choice: The effect of mutationselection balance . ..817
RIESEBERG, LOREN H., DOUGLAS E. SOLTIS, AND JEFFREY D. PALMER. A molecular reexamination of introgression between Helianthus annuus and H. bolanderi ...227
ROELOFFS, ROSEMARIE, AND SUSAN E. RIECHERT. Dispersal and population-genetic structure of the cooperative spider, Agelena consociata, in west African Rainforest...173
ROHLF, F. JAMES, AND MICHAEL C. WOOTEN. Evaluation of the restricted maximum likelihood method for estimating phylogenetic trees using simulated allele frequency data ...581
ST. LOUIS, VINCENT L., AND JON C. BARLOW. Genetic differentiation among ancestral and introduced populations of the Eurasan Tree Sparrow (Passer montanus) ...266
SCHLUTER, DOLPH. Estimating the form of natural selection on a quantitative Trait ...849
SCHNEBEL, EDGAR M., AND JOSEPH GROSSFIELD. Antagonistic pleiotropy: An interspecific Drosophila comparison ...306
SERVICE, P. M., E. W. HUTCHINSON, AND M. R. ROSE. Multiple genetic Mechanisms for the evolution of senescence in Drosophila metanogaster ...708
SHINE, RICHARD. Constraints on reproductive investment. A comparison between aquatic and terrestrial snakes . ...17
SHINE, RICHARD, AND DAVID CREWS. Why male garter snakes have small heads: The evolution and endocrine control of sexual dimorphism . ...1105
SILLtNTULLBERG, BIRGITTA. Evolution of gregariousness in aposernatic Butterfly larvae: A phylogenetic analysis ...293
SINERVO, BARRY, AND LARRY R. McEDWARD. Developmental consequences of an evolutionary change in egg size: An experimental test ...885
SINGER, M. C., D. NG, AND C. D. THOMAS. Heritability of oviposition preference and its relationship to offspring performance within a single insect population... 977
SMITH . , ANDREW T. Wild horses: Social competition and population size. (review) ...640
SNOW, ALLISON A., AND SUSAN J. MAZER. Gametophytic selection in Raphanus raphanistrum: A test for heritable variation in pollen competitive ability ...1065
SNYDER~ LEE R. G., JACK P. HAYES, AND MARK A. CHAPPELL. Alphachain hemoglobin polymorphisms are correlated with altitude in the deer mouse, Peromyscus manculatus ...689
STACEY, PETER B. The Florida Scrub Jay. Demography of a cooperatively Breeding bird. (review) ...635
SUN, M., AND F. R. GANDERS. Mixed mating systems in Hawaiian Bidens (Asteraceae). ...516
TAYLOR, CHARLES E., AND VLADIMIR KEKic. Sexual selection in a natural population of Drosophila melanogaster ...197
TAYLOR, PETER D., AND DAVID S. WILSON. A mathematical model for altruism in haystacks ...193
TEN CATE, CAREL, AND PATRICK BATESON. Sexual selection: The evolution of conspicuous characteristics in birds by means of imprinting ...1355
THOMPSON, JOHN N. Variation in preference and specificity in monophagous and oligophagous swallowtail butterflies ...118
THOMPSON, JOHN N. Evolutionary genetics of oviposition preference in swallowtail butterflies ...1223
TIBAYRENC, MICHEL, AND FRANCISCO J. AYALA. ISOzyme variability in Trypano soma cruzi, the agent of Chagas' disease: Genetical, taxonomical, and epidemiological significance ...277
TISSOT, BRIAN N. Geographic variation and heterochrony in two species of cowries (genus Cypraea) ...103
TOMLINSON, IAN P. M. Majorgene models of sexual selection under cyclical natural selection...814
TREXLER, JOEL C. Hierarchical organization of genetic variation in the sailfin molly, Poecilia latipinna (Pisces: Poeciliidae) ...1006
TURELLI, MICHAEL, JOHN H. GILLESPIE, AND RUSSELL LANDE. Rate tests for Selection on quantitative characters during macroevolution and microevolution ...1085
TURELLI, MICHAEL. Phenotypic evolution, constant covariances, and the maintenance of additive variance ...1342
VAN DER HAVE, T. M., J. J. BoomSMA, AND S. B. J. MENKEN. Sex-investment Ratios and relatedness in the monogynous ant Lasius niger (L.) ...160
VIA, SARA. Estimating variance components: Reply to Groeters ...633
WADE, MICHAEL J., AND DAVID E. MCCAULEY. Extinction and recolonization: Their effects on the genetic differentiation of local populations ...995
WADE, MICHAEL J. Evolution through group selection. (review) ...1116
WATT, WARD B. (Human) genetic variation and its maintenance. (review) ...1115
WILSON, J. BASTOW. The cost of heavymetal tolerance: An example ...408
WITTER, MARTHA S., AND GERALD D. CARR. Adaptive radiation and genetic differentiation in the Hawaiian silversword alliance (Compositae: Madiinae) ...1278
WOLF, PAUL G., CHRISTOPHER H. HAUFLER, AND ELIZABETH SHEFFIELD. Electrophoretic variation and mating system of the clonal weed Pteridium aquilinum(L. Kuhn) ((bracken) ...1350
WOODRUFF, DAVID S. Furthering the maturation of evolutionary biology. (review) ...204
WOODWARD, BRUCE D., JOSEPH TRAVIS, AND SANDRA MITCHELL. The effects of the mating system on progeny performance in Hyla crucifer (Anura: Hylidae) ...784
ZELDITCH, MIRIAm LEAH. Ontogenetic variation in patterns of phenotypic integration in the laboratory rat ...28
ZENG, ZHAOBANG. Longterm correlated response, interpopulation covariation, and interspecific allometry ...363
ZOUROS, E., K. LOFDAHL, AND P. A. MARTIN. Male hybrid sterility in Drosophila: Interactions between autosomes and sex chromosomes in crosses in D. mojavensis and D. arizonensis ...1321
ZOUROS, E., M. RoMERODOREY, AND A. L. MALLET. Heterozygosity and growth in marine bivalves: Further data and possible explanations ...1332
ZUK, MARLENE. Parasite load, body size, and age of wildcaught male field
Crickets (Orthoptera: Gryllidae): Effects on sexual selection ...969