Campbell, R.A. & Marques, F. & Ivanov, V.A. (1999)
Paroncomegas araya (Woodland, 1934) n. gen. et comb. (Cestoda: Trypanorhyncha: Eutetrarhynchidae) from the freshwater stingray Potamotrygon motoro in South America. Journal of Parasitology, 85(2), 313–320

Brooks, D.R. & Marques, F. & Perroni, C. & Sidagis, C. (1999)
Scyphophyllidium uruguayense n. sp. (Eucestoda: Tetraphyllidea) in Mustelus mento (Cope, 1877) (Chondrichthyes: Carcharhiniformes: Triakidae) from La Paloma, Uruguay. Journal of Parasitology, 85(3), 490–494

Marques, F. & Centritto, R. & Stewart, S.A. (1997)
Two new species of Acanthobothrium in Narcine entemedor (Rajiformes: Narcinidae) from the northwest coast of Guanacaste Peninsula, Costa Rica. Journal of Parasitology, 83(5), 927–931

Marques, F. & Brooks, D.R. & Barriga, R. (1997)
Six species of Acanthobothrium (Eucestoda: Tetraphyllidea) in stingrays (Chondrichthyes: Rajiformes: Myliobatoidei) from Ecuador. Journal of Parasitology, 83(3), 475–484

Marques, F. & Brooks, D.R. & Ureña, H.M. (1996)
Two new species of tetraphyllidean cestodes in Himantura pacifica (Chondrichthyes: Myliobatiformes: Dasyatididae) from the northwest coast of Costa Rica. Journal of Parasitology, 82(2), 302–306

Marques, F. & Brooks, D.R. & Monks, S. (1995)
Five new species of Acanthobothrium van Beneden, 1849 (Eucestoda: Tetraphyllidea: Onchobothriidae) in stingrays from the Gulf of Nicoya, Costa Rica. Journal of Parasitology, 81(6), 942–951

Hogans, W.E. & Marques, F. (1994)
Albionella kabatai Benz & Izawa, 1993 (Copepoda: Lernaeopodidae) from Apristurus profundorum (Goode & Bean, 1896) (Chondrichthyes: Scyliorhinidae) in the northwest Atlantic Ocean. Belgian Journal of Zoology, 124(2), 193–198