Chiloplacus magnus

Chiloplacus magnus	Contents	Rev 05/12/2022
	Classification	Biology and Ecology
	Morphology and Anatomy	Life Cycle
Return to Chiloplacus Menu		Ecosystem Functions and Services
	Distribution	Management
Return to Cephalobidae Menu	Feeding	References
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Classification:

Rhabditida Tylenchina Cephaloboidea
Cephalobidae

Chiloplacus magnus Rashid & Heyns, 1990

Synonym:

Chiloplacus similis Holovachov, Bostrom, Mundo-Ocampo & Villenave 2008.

Morphology and Anatomy:

.Labial probolae of Chiloplacus magnus

Scanning electron micrograph from Abolafia and Pena-Santiago (2017)

Small to moderate size, relatively slender nematodes
Body cylindrical, slightly tapering towards both extremes
Cuticle with transverse striations, lateral field with five incisures
Six lips with primary U-shaped and secondary V-shaped processes
Stoma opening surrounded by three bifurcated probolae
Stoma jointed, slightly longer than width of lip region
Esophageal corpus cylindrical, with robust metacorpus and pyriform terminal bulb
Excretory pore at about mid-esopahgus level

Female:

Left side of lateral; field expanding to a membranous ala at vulval level
monodelphic, prodelphic, ovary refelexed antidromously
post-uterine sac 3.5-3.8 x body diameter in length
Vagina oblique.
vulva migrated to a left subventarl position and partly covered by the membranous ala of the left lateral field
tail subcylindrical

Male:

momorchic
spicules paired, curved; gubernaculum thin
tail conical, curved ventrad
bursa absent

Ref: Abolafia and Pena-Santiago (2017)

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

Life Cycle:

Ecophysiological Parameters:

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

Ecosystem Functions and Services:

Abolafia, J. and R. Pena-Santiago. 2017. On the identity of Chiloplacus magnus Rashid & Heyns, 1990 and C. insularis Orselli & Vinciguerra, 2002 (Rhabditida: Cephalobidae), two confusable species. Nematology 19:1017-1034.