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Two new species of philometrid nematodes (Philometridae), Barracudia notabilis n. sp. and Philometra consimilis n. sp., from the ovary of the hound needlefish Tylosurus crocodilus (Belonidae) off Florida, USA

F. Moravec
F. Moravec
 oraz 
M. D. Bakenhaster
M. D. Bakenhaster
   | 30 wrz 2021
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Data publikacji: 30 wrz 2021
Zakres stron: 271 - 280
Otrzymano: 02 lut 2021
Przyjęty: 03 mar 2021
DOI: https://doi.org/10.2478/helm-2021-0024
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© 2021 F. Moravec, M. D. Bakenhaster, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Fig 1

Map of Tampa Bay, Florida, USA, showing three collection localities for hosts, Tylosurus crocodilus, found to be infected by Philometra consimilis n. sp. or both that species and Barracudia notabilis n. sp.
Map of Tampa Bay, Florida, USA, showing three collection localities for hosts, Tylosurus crocodilus, found to be infected by Philometra consimilis n. sp. or both that species and Barracudia notabilis n. sp.

Fig. 2

Barracudia notabilis n. sp. from T. crocodilus, male. A – anterior end of body, lateral view; B – cephalic end, apical view; C, D – caudal end, lateral and ventral views, respectively; E – gubernaculum, lateral view; F – caudal end, apical view
Barracudia notabilis n. sp. from T. crocodilus, male. A – anterior end of body, lateral view; B – cephalic end, apical view; C, D – caudal end, lateral and ventral views, respectively; E – gubernaculum, lateral view; F – caudal end, apical view

Fig. 3

Barracudia notabilis n. sp. from T. crocodilus, scanning electron micrographs of male. A, B – cephalic end, lateral and apical views, respectively (arrows indicate amphids); C, D – caudal end, sublateral and dorsal views, respectively (arrow indicates phasmid). Abbreviations: a – pair of cephalic papillae of outer circle; b – submedian cephalic papilla of inner circle; c – lateral cephalic papilla of inner circle; d – caudal mound; e – two adanal papillae; f – cuticular depression; o – oral aperture
Barracudia notabilis n. sp. from T. crocodilus, scanning electron micrographs of male. A, B – cephalic end, lateral and apical views, respectively (arrows indicate amphids); C, D – caudal end, sublateral and dorsal views, respectively (arrow indicates phasmid). Abbreviations: a – pair of cephalic papillae of outer circle; b – submedian cephalic papilla of inner circle; c – lateral cephalic papilla of inner circle; d – caudal mound; e – two adanal papillae; f – cuticular depression; o – oral aperture

Fig. 4

Caudal end of Barracudia notabilis n. sp., lateral view
Caudal end of Barracudia notabilis n. sp., lateral view

Fig. 5

Philometra consimilis n. sp. from T. crocodilus, male. A – anterior end of male, lateral view; B, C – posterior end of male, lateral and ventral views, respectively; D – caudal end, apical view; E – gubernaculum, lateral view; F, G – distal tip of gubernaculum, lateral and subdorsal views, respectively
Philometra consimilis n. sp. from T. crocodilus, male. A – anterior end of male, lateral view; B, C – posterior end of male, lateral and ventral views, respectively; D – caudal end, apical view; E – gubernaculum, lateral view; F, G – distal tip of gubernaculum, lateral and subdorsal views, respectively

Fig. 6

Philometra consimilis sp. n. from T. crocodilus, scanning electron micrographs of male. A, B – caudal end, lateral and apical views, respectively; C, D – enlarged region of cloaca, apical and sublateral views, respectively; E, F – distal tip of gubernaculum, lateral and subdorsal views, respectively. Abbreviations: a – two flat adanal papillae; b – two elevated adanal papillae; d – caudal mound; e – cuticular depression; g – gubernaculum; s – spicule
Philometra consimilis sp. n. from T. crocodilus, scanning electron micrographs of male. A, B – caudal end, lateral and apical views, respectively; C, D – enlarged region of cloaca, apical and sublateral views, respectively; E, F – distal tip of gubernaculum, lateral and subdorsal views, respectively. Abbreviations: a – two flat adanal papillae; b – two elevated adanal papillae; d – caudal mound; e – cuticular depression; g – gubernaculum; s – spicule
eISSN:
1336-9083
Język:
Angielski
Częstotliwość wydawania:
4 razy w roku
Dziedziny czasopisma:
Life Sciences, Zoology, Ecology, other, Medicine, Clinical Medicine, Microbiology, Virology and Infection Epidemiology
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