F. THOMAS, T. DE MEEUS, AND F. RENAUD. Pattern of Infection of Gammarus aequicauda (Amphipoda) with Metacercariae of Levinseniella tridigitata (Trematoda: Microphallidae .................. 8
D. J. MARCOGLIESE. Larval Parasitic Nematodes Infecting Marine Crustaceans in Eastern Canada. 3. Hysterothylacium aduncum ......................................... 12
S. MORAND, E. S. INANOVA, AND C. VAUCHER. Dicelis keymeri sp. n. (Nematoda: Drilonematidae) from the Earthworm Octolasium pseudotranspadanumZicsi, 1971 (Oligochaeta: Lumbricidae) ........................... 19
R. A. FIORILLO AND W. F. FONT. Helminth Community Structure of Four Species of Lepomis (Osteichthyes: Centrarchidae) from an Oligohaline Estuary in Southeastern Louisiana ................................... 24
O. M. AMIN AND M. D. DAILEY, Redescription of Dollfusentis heteracathus (Acanthocephala: Illiosentidae) from Bonefish, Albula vulpes, in the West Indies .................................... 31
D. C. KRITSKY, L. R. VAN EVERY, AND W. A. BOEGER. Neotropical Monogenoidea. 27. Two New Species of Tletheciumgen. n. from the Nasal Cavities of Central Amazonian Fishes ad a Redescription of Kritskyia moraveci Kohn, 1990 (Dactylogyridae, Ancyrocephalinae) ........................................ 35
R. B. TUCKER AND J. E. JOY. Relationships Between Glypthelmins pennsylvaniensis (Trematoda: Digenea) Infections and Host Size ........................... 42
PURNOMO AND M. J. BANGS. Icosiella intani sp. n. (Filariodidea: Onchocercidae), a Parasite of Rana cancrivora from South Kalimanatan, Indonesia ............................................ 47
C. R. BURSEY AND S. R. GOLDBERG. Pharyngodon lepidodactylus sp. n. (Nematoda: Pharyngodonidae) from the Mourning Gecko, Lepidodactylus lugubris (Lacertilia: Gekkonidae), from Hawaii ......................... 51
R. P. HOBBS. Parapharyngodon anomalus sp. n. (Oxyurida, Pharyngodonidae) from the Australian Echidna Tachyglossus aculeatus, with Notes on the Thelandroinae ........................ 56
C. R. BURSEY AND C. T. MCALLISTER. Spauligodon goldbergi sp. n. (Nematoda: Pharyngodonidae and other Parasites of Sonora semiannulata (Serpentes: Colubridae) from New Mexico and Texas ......................... 62
L. W. FONTENOT AND W. F. FONT. Helminth Parasites of Four Species of Aquatic Snakes from Two Habitats in Southeastern Louisiana .............................. 66
G. PÉREZ-PONCE DE LEÓN. L. GARCÍA-PRIETO AND V. LEÓN-REGAGNON. Gastrointestinal Digenetic Trematodes of Olive Ridley's Turtle (Lepidochelys olivacea) from Oaxaca, Mexico. Taxonomy and Infracommunity Structure ......................... 76
G. W. FOSTER, J. M. KINSELLA, R. D. PRICE, J. W. MERTINS, AND D. J. FORRESTER. Parasitic Helminths and Arthropods of Greater Shearwaters (Puffinus gravis) from Florida ............................... 83
C. M. BARTLETT AND R. C. ANDERSON. Acuarioid Nematodes in Whimbrels (Numenius phaeopus hudsonicus) Transient in Late Summer in Cape Breton, Nova Scotia, Canada .............................. 89
PURNOMO AND M. J. BANGS. Breinlia tinjili sp. n. (Filarioidea: Onchocercidae), from the Malaysian Field Rat, Rattus tiomanicus, on Tinjil Island, West Java, Indonesia ......................................... 93
L. M. GIBBONS, S. E. KNAPP, AND R. C. KRECEK. Diceronema versterae gen. n., sp. n. (Atractidae: Cosmocercoidea) from the Black Rhinoceros, Diceros bicornis bicornis, in South Africa .............................. 98
T. H. CRIBB, R. A. BRAY, S. C. BARKER, AND R. D. ADLARD. Taxonomy and Biology of Mitotrema anthostomatum Manter, 1963 (Digenea: Cryptogonimidae) from Fishes of the Southern Great Barrier Reef, Australia .................... 110
O. M. AMIN, R. A. HECKMANN, V. INCHAUSTY, AND R. VASQUEZ. Immature Polyacanthorhynchus rhopalorhynchus (Acanthocephala: Polyacanthorhynchidae) in Venton, Hoplias malabaricus (Pisces) from Moca Vie River, Bolivia, with Notes on its Apical Organ and Histopathology .............................. 115
S. R. GOLDBERG, C. R. BURSEY, B. K. SULLIVAN, AND Q. A. TRUONG. Helminths of the Sonoran Green Toad, Bufo retiformis (Bufonidae), from Southern Arizona ........................... 120
C. T. MCALLISTER AND P. S. FREED. A New Host and Geographic Record for Myxidium lisminteri (Protozoa: Myxosporea) from Tomopterna cryptotis (Amphibia: Ranidae), in Namibia, South-West Africa .................... 123
S. R. GOLDBERG AND C. R. BURSEY. Gastrointestinal Helminths of the Anole, Anolis oculatus (Polychridae) from Dominica, Lesser Antilles ........................... 125
C. T. MCALLISTER, S. J. UPTON, D. G. BARKER, AND C. W. PAINTER. Sarcocystis sp. (Apicomplexa) from the New Mexico Ridgenose Rattlesnake, Crotalus willardi obscurus (Serpentes: Viperidae) from Sonora, Mexico ..................... 128
S. R. MARTORELLI AND V. A. IVANOV. Host-Induced and Geographical Variation in Levinseniella cruzi Travassos, 1920 (Digenea: Microphallidae) ....................... 130
M. S. SEPULVEDA, M. G. SPALDING, J. M. KINSELLA, AND D. J. FORRESTER. Parasitic Helminths of the Little Blue Heron, Egretta caerulea, in Southern Florida .............................. 136
S. J. TAFT, R. N. ROSENFIELD, AND D. L. EVANS. Hematozoa in Autumnal Migrant Raptors from the Hawk Ridge Nature Reserve, Duluth, Minnesota .................. 141
O. M. AMIN AND R. M. PITTS. Moniliformis clarki (Acanthocephala: Moniliformidae) from the Pocket Gopher, Geomys bursarius missouriensis, in Missouri .............. 144
M. STOLTE, K. ODENING, G. WALTER, AND I. BOCKARDT. The Raccoon as Intermediate Host of the Three Sarcocystis species in Europe ..................... 145
C. P. SANTOS, K. ROHDE, R. RAMOS, A. P. DI BENEDITTO, AND L. CAPISTRANO. Helminths of Cetaceans on the Southeastern Coast of Brazil ...................... 149