Halalaimus

Halalaimus	Contents	Rev: 06/13/2025
	Classification	Biology and Ecology
	Morphology and Anatomy	Life Cycle
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Classification:

Enoplea
Enoplia Enoplida
Ironina
Oxystominoidea
Oxystominidae

Halalaimus De Man, 1888

Type species of the genus: Halalaimus gracilis De Man, 1888

Synonyms:

Morphology and Anatomy:

Amphid greatly elongated longitudinally.
Anterior and posterior ends of body attenuated.
Sixinner labial sensilh present or absent; six outer labial sensillaand four or six (two species) cephalic sensilla.
CuticIe quite thick, abruptly reduced in thiclmess at level of cephalic sensilla, anus, and at junction of conical and cylindrical parts of tail; transverse cuticular striations present or absent.
Tail conical then cylindrical:; tip blunt, or bifurcate; cylindrical parrt without. transverse striations
Caudal glands presen; spinneret present or undetermined

Ref: Keppner, 1992

1. Halalaimus sp, male anterior;
2. Halolaimus americanus male posterior
3: Halalaimus brimi: male tail cylindrical part and tip.

A: amphid; C: cuticle; CS cephalic sensillum; CC: coarse cuticular stiations; ES: esophadus; IL: inner lanial papilla
LA: lateral ala; OA: ornamented ala; OL: outer labial sensillum; P: cuticular pit; PS precoacal seseta; S: Transverse cuticular striations; SP: spinnertet; V: vermiculations.
Scale bars in um.

Drawings from Keppner, 1992
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Body size range for the species of this genus in the database - Click: