Buckleyatractis marinkelli

Buckleyatractis marinkelli	Contents	Rev 01/13/2025
	Classification	Biology and Ecology
	Morphology and Anatomy	Life Cycle
Return to Buckleyatractis Menu		Ecosystem Functions and Services
	Distribution	Management
Return to Atractidae Menu	Feeding	References
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Spirurina

Cosmocercoidea

Atractidae

Buckleyatractis marinkelli Khalil & Gibbons, 1988

Type species of the genus

Genus characterized by the nature and arrangement of the spines on the body, especially the dorsal crest which is restricted to the cervical region and formed of three longitudinal rows of large spines.

Body elongate, attenuated with spines of different shapes and sizes in diffrenet areas.
Large crest of 3 rows of dorsal spines restricted to cervical region.
2 large pairs of spines on ventral cervical region and rows of smaller spines in posterior region of body.
Mouth with 3 bilobed lips; dorsal with 2 papillae, subventrals with 1 papilla and amphid.
Esophagus with muscular anterior and glandular posterior
Excretory pore large, posterior to esophagus.

	Buckleyatractis marinkelli Anterior showing cervical crest. Scale bar 380 um SEM from Khalil and Gibbons, 1988
Buckleyatractis marinkelli 10: anterior; 11: en face; 12: excretory pore, ventral view; 13: Gubernaculum ventro-lateral, ventral, lateral; 14: larva dissected from female. Drawings from Khalil and Gibbons, 1988

Males: Spicules unequal Gubernaculum present 10 pairs of caudal papillae	Females: Vulva just anterior to anus Monodelphic? Viviparous Ref: Khalil and Gibbons, 1988

Reported median body size for this species (Length mm; width micrometers; weight micrograms) - Click:

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Distribution:

Collected from the large intestine of freshwater turtles in Colombia.

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Feeding:

Parasites of large intestine of freshwater turtles, genus Podocnemis.

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Biology and Ecology:

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Life Cycle:

Ecophysiological Parameters:

For Ecophysiological Parameters for this species, click	If species level data are not available, click for genus level parameters

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Ecosystem Functions and Services:

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Management:

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References:

Khalil, L.F., Gibbons, L.M. 1988. Two nematodes, Paratractis hystrix (Diesing, 1851) and Buckleyatractis marinkelli n. g., n. sp. (Atractidae: Cosmocercoidea) from Podocnemis spp. in Colombia. Systematic Parasitology 12:187-198.