Persaud, David Ivan2008-12-112008-12-112008-12-11https://hdl.handle.net/2139/2528enPlease contact the West Indiana Division at the University of the West Indies,St.Augustine in order to view the full thesis. Contact: wimail@sta.uwi.eduCatfishes -- Trinidad and TobagoCallichthyidae -- Trinidad and TobagoThe functional morphology of the gut of the Callichthyid Catfishes Hoplosternum littorale (Hancock 1828), Callichthys callichthys (Linnaeus 1758) and Corydoras aeneus (Gill 1858)Thesis