Criconemoides morgensis

Criconemoides morgensis	Contents	Rev 12/17/2024
	Classification	Hosts
	Morphology and Anatomy	Life Cycle
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	Distribution	Management
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Criconematidae

Criconemoides morgensis (Hofmanner in Hofmanner & Menzel, 1914) Taylor, 1936

Type species of the genus,

Synonyms:

Criconema morgense Hoffmaner in Hoffmaner & Menzel, 1914

Hoplolaimus morgensis (Hoffmaner in Hoffmaner & Menzel, 1914) Menzel, 1917

Criconemoides pseudohercyniensis De Grisse & Koen, 1964

Macroposthonia pseudohercyniensis (De Grisse & Koen, 1964) De Grisse & Loof, 1965

Neocriconema pseudohercyniensis (De Grisse & Koen, 1964) Diab & Jenkins, 1965

Mesocriconema pseudohercyniensis (De Grisse & Koen, 1964) Andrassy, 1965

Macroposthonia taylori De Grisse & Koen, 1965

Criconemoides taylori De Grisse & Koen, 1965 Siddiqi, 1986

Source: Andrassy, 2007

Morphology and Anatomy:

Male:

Very finely striated
Spicules long, curved, 37-40 um
Brursa low, extending almost to tail terminus
Tail elongate-conoid

Ref: Andrassy, 2007

Fenale:

Body length 0.52-0.65 mm
102-115 body annules with fine serrations at edges
Small sublateral lobes present on head
Stylet robust, length 80-90 um, around 25 annule widths long.
Excretory pore on 28-33 annules from head.
Vulva closed, 9-12 annules from tail teminus
Anus indistinct, 5-7 annules from tail terminus
Tail conoid-rounded

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

Hosts:

Citrus grandis type host.

For an extensive host range list for this species, click

Life Cycle:

Ecophysiological Parameters:

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

Management:

Host Plant Resistance, Non-hosts and Crop Rotation alternatives:

For plants reported to have some level of resistance to this species, click

References:

Andrassy, I. 2007. Free-living Nematodes of Hungary II. Hungarian Natural History Museum, Budapest. 496 p.

Yeates, G.W., Bongers, T., Goede, R.G.M. de, Freckman, D.W., Georgieva, S.S. (1993a), Feeding habits in soil nematode families and genera - an outline for soil ecologists, Journal of Nematology, 25 (3): 315-331.

Pinkerton, J. N.; Forge, T. A.; Ivors, K. L.; Ingham, R. E.. 1999. Plant-parasitic nematodes associated with grapevines, Vitis vinifera, in Oregon vineyards. Journal of Nematology, 31:624-634.

Brzeski, M., Y.E. Choi and P.A.A. Loof. 2002a. Compendium of the genus Criconemoides Taylor, 1936 (Nematoda: Criconematidae). Nematology 4:325-339.

Brzeski, M., P.A.A. Loof and Y.E. Choi . 2002b. Compendium of the genus Mesocriconema Andrassy, 1965 (Nematoda: Criconematidae). Nematology 4:341-360.

Cordero, M. A. Robert T. Robbins, Allen L. Szalanski. 2012. Taxonomic and Molecular Identification of Mesocriconema and Criconemoides Species (Nematoda: Criconematidae). J. Nematology 44: 399-426.

Geraert, E. 2010. The Criconematidae of the World: Identification of the Family Criconematidae. Academia Press, Gent. 615p.

Loof, P.A.A and A. De Grisse. 1989. Taxonomic and nomenclatorial observations on the genus Criconemella De Grisse and Loof, 1965 sensu Luc and Raski, 1981. Med. Fac. Landn. Rijksuniv. Gent. 54:53-74.

Raski, D.J. and Luc, M. 1987. A reappraisal of Tylenchina (Nematoda) 10. The superfamily Criconematoidea Taylor, 1936. Revue de Nematologie 10:409-444.