Identification key to species of the genus Aponema Jensen, 1978 Key created by Oleksandr Holovachov
Please refer to this identification key as Holovachov, O. (2017) Identification key to species of the genus Aponema Jensen, 1978. In: Bezerra, T.N.; Decraemer, W.; Eisendle-Flöckner, U.; Holovachov, O.; Leduc, D.; Miljutin, D.; Sharma, J.; Smol, N.; Tchesunov, A.; Mokievsky, V.; Venekey, V.; Vanreusel, A. (2018) NeMys: World Database of Free-Living Marine Nematodes. Accessed at http://nemys.ugent.be
Restart from Aponema |
Restart Completely |
Select different key |
Show legend
|
Characteristics
Amphid dimorphism present (larger in male and smaller in female) absent (similar in size between sexes) a-ratio 10-20 20-30 30-40 Basal bulb shape round or ovoid rhomboid or angular Body length 0.4-0.6 mm 0.2-0.4 mm 0.6-0.9 mm 1.1-1.3 mm b-ratio 4-5 5-6 6-7 7-8 8-9 9-10 c'-ratio 3-4 4-5 5-6 6-7 7-8 c-ratio 5-6 6-7 7-8 8-9 9-10 Cuticle morphology with longitudinal striation without longitudinal striation Labial region shape sett off from the rest of the body continuous with the rest of the body unknown (not described) Number of supplements absent one two Number of testes two, diorchic one, monorchic unknown (not described) Shape of gubernaculum apophysis straight curved backwards, hook-shaped bent backwards at an angle Spicule length (along arc) 15-20 µm 20-25 µm 25-30 µm 30-35 µm 35-40 µm Tail length 25-50 µm 50-75 µm 75-100 µm 100-125 µm 125-150 µm 150-175 µm | Remaining taxa: Aponema abyssalis (Miljutin & Miljutina, 2009) Tchesunov, 2014
Aponema decraemerae Muthumbi & Vincx, 1999
Aponema mnazi Muthumbi & Vincx, 1999
Aponema ninae Portnova, 2009
Aponema papillatum Pastor de Ward, 1980
Aponema subtile Leduc & Wharton, 2008
Aponema torosum (Lorenzen, 1973) Jensen, 1978
|