Abstract

ECOLOGY-EPIDEMIOLOGY-BEHAVIOR

The Rise and Fall of an Epizootic of the Diphyllobothriidean Cestode Schistocephalus pungitii Infecting the Ninespine Stickleback. DAVID C. HEINS and JOHANNA K. ECKE - 1

Helminth Community Structure of Tropidurus torquatus (Squamata: Tropiduridae) in a Rocky Outcrop Area of Minas Gerais State, Southeastern Brazil. FELIPE B. PEREIRA, BERNADETE M. SOUSA, and SUELI de SOUZA LIMA - 6

Helminth Community Composition, Structure, and Pattern in Six Dove Species (Columbiformes: Columbidae) of South Texas. AUTUMN J. SMITH and ALAN M. FEDYNICH - 11

Helminth Community Structure in Birds of Prey (Accipitriformes and Falconiformes) in Southern Italy. MARIO SANTORO, JOHN M. KINSELLA, GIORGIO GALIERO, BARBARA DEGLI UBERTI, and FRANCISCO JAVIER AZNAR - 22

Parasite Assemblages of Australian Species of Pseudomys (Rodentia: Muridae: Murinae). H. J. WEAVER and L. R. SMALES - 30

ECTOPARASITOLOGY

Description of a New Species of Bat-Associated Argasid Tick (Acari: Argasidae) From Brazil. FILIPE DANTAS-TORRES, JOSE M. VENZAL, LEOPOLDO F. 0. BERNARDI, RODRIGO L. FERREIRA, VALERIA C. ONOFRIO, ARLEI MARCILI, SERGIO E. BERMlJDEZ, ALBERTO F. RIBEIRO, DARCI M. BARROS-BATTESTI, and MARCELO B. LABRUNA - 36

Does Sunlight Enhance the Effectiveness of Avian Preening for Ectoparasite Control? JENNIFER A. H. KOOP, SARAH K. HUBER, and DALE H. CLAYTON - 46

Widespread Dispersal of Borrelia burgdorferi-Infected Ticks Collected From Songbirds Across Canada. JOHN D. SCOTT; JOHN F. ANDERSON, and LANCE A. DURDEN - 49

Ectoparasite Raymondia lobulata Infestation in Relation to the Reproductive Cycle of Its Host - the Greater False Vampire Bat Megaderma lyra. ARASAMUTHU ARUL SUNDARI, WIESLAW BOGDANOWICZ, DURAIRAJ RAGU VARMAN, GANAPATHY MARIMUTHU, and KOILMANI EMMANUVEL RAJAN - 60

FUNCTIONAL MORPHOLOGY

Morphological Changes of Ascaris spp. Eggs During Their Development Outside the Host. LIGIA M. CRUZ, MICHAEL ALLANSON, BOO KWA, AZLIYATI AZIZAN, and RICARDO IZURIETA - 63

IMMUNOLOGY

Seroprevalence of Neospora caninum Infection on Dairy Cattle in Farms From Southern Romania. IOAN LIVIU MITREA, VIOLETA ENACHESCU, RUXANDRA RADULESCU, and MARIANA IONITA - 69

INVERTEBRATE-PARASITE RELATIONSHIPS

The Role of Alternate Hosts in the Ecology and Life History of Hematodinium sp., a Parasitic Dinoflagellate of the Blue Crab (Callinectes sapidus). KATRINA M. PAGENKOPP LOHAN, KIMBERLY S. REECE, TERRENCE L. MILLER, KERSTEN N. WHEELER, HAMISH J. SMALL, and JEFFREY D. SHIELDS - 73

LIFE CYCLES-SURVEY

Recent Increase in Nybelinia surmenicola Prevalence and Intensity in Pacific Hake (Merluccius productus) Off the United States West Coast. DAVID R. BRYAN, KYM C. JACOBSON, and JOHN C. BUCHANAN - 85

Presence of Plasmodium and Haemoproteus in Breeding Prothonotary Warblers (Protonotaria citrea: Parulidae): Temporal and Spatial Trends in Infection Prevalence. ELENA L. GRILLO, ROBERT C. FITHIAN, HEATHER CROSS, CATHERINE WALLACE, CATHERINE VIVERETTE, ROBERT REILLY, and D. C. GHISLAINE MAYER - 93

Geographic Variation in Life Cycle Strategies of a Progenetic Trematode. KRISTIN K. HERRMANN and ROBERT POULIN - 103

Fluctuations in Densities of the Invasive Gill Parasite Centrocestus formosan us (Trematoda: Heterophyidae) in the Comal River, Comal County, Texas, U.S.A. MATTHEW S. JOHNSON, ANNE BOLICK, MARA ALEXANDER, DAVID HUFFMAN, ED OBORNY, and ALLEN MONROE - 111

Parasites of Fishes in the Colorado River and Selected Tributaries in Grand Canyon, Arizona. CHAD M. LINDER, REBECCA A. COLE, TIMOTHY L. HOFFNAGLE, BILL PERSONS, ANINDO CHOUDHURY, ROGER HARO, and MAURITZ STERNER - 117

A Survey of Neospora caninum and Toxoplasma gondii Infection in Urban Rodents From Brazil. VANESSA MURADIAN, LEANDRA RIBEIRO FERREIRA, ESTELA GALLUCCI LOPES, PATRICIA de OLIVEIRA ESMERINI, HILDA FATIMA de JESUS PENA, RODRIGO MARTINS SOARES, and SOLANGE MARIA GENNARI - 128

MOLECULAR-CELL BIOLOGY

Identification of Gene Expression Elements in Histomonas meleagridis Using Splinkerette PCR, a Variation of Ligated Adaptor PCR. ELIZABETH C. LYNN and ROBERT B. BECKSTEAD - 135

PATHOLOGY

Human Neurocysticercosis. In Vivo Expansion of Peripheral Regulatory T Cells and Their Recruitment in the Central Nervous System. LAURA ADALID-PERALTA, AGNES FLEURY, TERESA M. GARCIA-IBARRA, MARISELA HERNANDEZ, MICHAEL PARKHOUSE, JOSE CARLOS CRISPIN, JEFFERSON VOLTAIRE-PROANO, GRACIELA CARDENAS, GLADIS FRAGOSO, and EDDA SCIUTTO - 142

SYSTEMATICS-PHYLOGENETICS

A New Species of Rhabdias (Nematoda: Rhabdiasidae) in Calotes versicolor (Squamata: Agamidae) From Singapore. CHARLES R. BURSEY, DIONG CHEONG HOONG, and STEPHEN R. GOLDBERG - 149

Redescription of Enterobius (Enterobius) macaci Yen, 1973 (Nematoda: Oxyuridae: Enterobiinae) Based on Material Collected From Wild Japanese Macaque, Macaca fuscata (Primates: Cercopithecidae). HIDEO HASEGAWA, HIROSHI SATO, and HARUMI TORII - 152

A New Species of Spauligodon (Nematoda: Oxyurida: Pharyngodonidae) in Geckos From Sao Nicolau Island (Cape Verde) and Its Phylogenetic Assessment. FATIMA JORGE, MIGUEL A. CARRETERO, ANA PERERA, D. JAMES HARRIS, and VICENTE ROCA. - 160

A New Isopora Species of Passerines in the Family Turdidae From Costa Rica. SHAMUS P. KEELER, MICHAEL J. YABSLEY, SAMANTHA E. J. GIBBS, SABRINA N. McGRAW, and SONIA M. HERNANDEZ - 167

Marmosa paraguayana (Marsupialia: Didelphidae) as a New Host for Gracilioxyuris agilisis (Nematoda: Oxyuridae) in Brazil. MICHELLE V. S. SANTOS-RONDON, MATHIAS M. PIRES, SERGIO F. DOS REIS, and MARLENE T. VETA - 170

Three New Genera and Six New Species of Lecanicephalideans (Cestoda) From Eagle Rays of the Genus Aetomylaeus (Myliobatiformes: Myliobatidae) From Northern Australia and Borneo. K. R. KOCH, K. JENSEN, and J. N. CAIRA - 175

THERAPEUTICS-DIAGNOSTICS

Phospholipases and Cationic Peptides Inhibit Cryptosporidium parvum Sporozoite Infectivity by Parasiticidal and NonParasiticidal Mechanisms. STEPHANE CARRYN, DEBORAH A. SCHAEFER, MICHAEL IMBODEN, E. JANE HOMAN, ROBERT D. BREMEL, and MICHAEL W. RIGGS - 199

RESEARCH NOTES

Trichuris sp. and Strongyloides sp. Infections in a Free-Ranging Baboon Colony. J. ANDERSON, R. UPADHAYAY, D. SUDIMACK, S. NAIR, M. LELAND, J. T. WILLIAMS, and T. J. C. ANDERSON - 205

Seroprevalence of Toxoplasma gondii Infection in Dogs in Sichuan Province, Southwestern China. BO LI, NINA ZHONG, WEIPING PENG, LIMIN SHANG, HONGTAO JIN, and QUAN LIU - 209

Seroprevalence of Toxoplasma gondii in Dogs in Shandong, Henan, and Heilongjiang Provinces, and in the Xinjiang Uygur Autonomous Region, People's Republic of China. YONGXIA LIU, GAOMING HE, ZIQIANG CHENG, YAYIN QI, JIANZHU LIU, HONGCHAO ZHANG, GUODONG LIU, DAYOU SHI, DUBAO YANG, SHUJING WANG, and ZHENYONG WANG - 211

Prevalence of Neospora caninum Antibodies in Sheep and Goats in Pakistan. A. NASIR, M. ASHRAF, M. S. KHAN, A. JAVEED, T. YAQUB, M. AVAIS, and M. P. REICHEL - 213

Helminth Parasites of the Western Willet, Tringa semipalmata inornata, From Montana and Texas with a Checklist of Helminth Parasites. ALBERT G. CANARIS, JOHN M. KINSELLA, and ANDY S. DIDYK - 216

Penetration of the Oral Mucosa by Parasite-Like Sperm Bags of Squid: A Case Report in a Korean Woman. GAB-MAN PARK, JONG-YUN KIM, JEONG-HO KIM, and JONG-KI HUH - 222

Direct Evidence for Toxoplasma gondii Infection in a Wild Serow (Capricornis crisp us) From Mainland Japan. C. SAKAE and T. ISHIDA - 224

Exoskeletal Thinning in Cephalotes atratus Ants (Hymenoptera: Formicidae) Parasitized by Myrmeconema neotropicum (Nematoda: Tetradonematidae). ROBIN M. VERBLE, ASHLEY D. MEYER, MAURICE G. KLEVE, and STEPHEN P.

YANOVIAK - 226