| pseudocapillaria (ichthyocapillaria) ophisterni sp. n. (nematoda : capillariidae) from the swamp-eel ophisternon aenigmaticum (pisces) in mexico. | a new nematode species, pseudocapillaria ophisterni sp. n., is described from the intestine and rarely from the stomach of the swamp-eel, ophisternon aenigmaticum rosen et greenwood, from catemaco lake, veracruz, mexico. in having both caudal lobes in the male interconnected by a distinct dorsal membrane, it belongs to the subgenus ichthyocapillaria. it differs from the three species in this subgenus mainly in possessing either a distinctly longer spicule or a smaller length of oesophagus relati ... | 2000 | 10780737 |
| monticellia ophisterni n. sp. (cestoda: monticelliidae) from the swamp-eel ophisternon aenigmaticum (synbranchiformes) from mexico. | monticellia ophisterni n. sp. is described from the swamp-eel ophisternon aenigmaticum rosen and greenwood (synbranchiformes: synbranchidae) from lake catemaco, veracruz, mexico. the new species is placed into monticellia because of the cortical position of the testes, ovary, and uterus. it differs from other monticellia species (with the exception of monticellia magna (rego, santos and silva, 1974)) in the position of longitudinal musculature that crosses the vitelline follicles, making them pa ... | 2001 | 11780817 |
| two new nematodes, paraseuratoides ophisterni gen. et sp. n. (quimperiidae) and philometra ophisterni sp. n. (philometridae), from the swamp-eel ophisternon aenigmaticum in mexico. | two new nematodes, paraseuratoides ophisterni gen. et sp. n. (seuratoidea: quimperiidae) and philometra ophisterni sp. n. (dracunculoidea: philometridae) are described based on specimens recovered from the intestine and mesentery, respectively, of the swamp-eel ophisternon aenigmaticum rosen et greenwood (synbranchiformes: synbranchidae) from a canal of the papaloapan river in tlacotalpan, state of veracruz, mexico. the genus paraseuratoides is mot similar to paraseuratum johnston et mawson, 194 ... | 2002 | 12194483 |