Ok Icon

Tylocephalus


CGC strain code:

PDL1000


Pictures:



Other codes:

Locality:

.

Classification:

Chromadoria - Chromadorida - Leptolaimina - Plectoidea - Plectidae

Culture conditions:

- Xenic: with small inocula of E. coli on 1% soil agar (incl. 1-3% dark soil) + 5 µg/ml cholesterol. Any excess moisture on plate surface is allowed to evaporate before sealing. Other bacteria and a fungus have not been removed. Kept at 17C.

Long-term storage:

Probably capable of surviving desiccation. Freezing was not attempted. Slowly desiccated plates may be suitable for permanent storage in liquid nitrogen.

Availability:

Freely available on agar.

Description:

ANDERSON, R. V. (1966). An emendation of the diagnosis of both the subfamily and two genera of Wilsonematinae and a new genus, Ereptonema n. g. Canadian Journal of Zoology, 44: 923-935.

DE LEY, P. & COOMANS, A. (1997). Terrestrial nematodes from the Galápagos Archipelago. 7. Description of Tylocephalus nimius sp. n. and new data on the morphology, development and behaviour of Tylocephalus auriculatus (Bütschli, 1873) Anderson, 1966 (Leptolaimida: Plectidae). Fundamental and Applied Nematology, 20: 213-228.

Identification:

Paul De Ley.

Notes:

Males are common in some plates, absent in others. Only three juvenile stages, each of which is characterized by a distinctly different head morphology. During feeding, juveniles and adults swing their head dorsally and ventrally like metronomes. 
Last revised 27 March 1998