Haliotrema acanthuri Yamaguti, 1968

Type host.

Acanthurus sandvicensis (= A. triostegus) (Linnaeus) ( Acanthuridae).

Other host and localities.

Yamaguti (1968) recorded Haliotrema acanthuri from Acanthurus sandvicensis (= A. triostegus) in Hawai’i . It has also been found by Palm and Bray (2014) on A. triostegus also in Hawai’i (all Acanthuridae).

Current host.

Acanthurus triostegus ( Acanthuridae).

Site infection.

Gills.

Prevalence and mean intensity.

44 and 13 ± 17 (n=50).

Specimens deposited.

CHCM No. 548 (paratypes) (1 slide, 1 specimen), USNM No. 1459844 (voucher) (1 slide, 1 specimen).

Remarks.

This species is characterized by the morphology of its copulatory complex, which has a bell-shaped base and a short cylindrical shaft, from which arises a proper MCO, and a similar, solid, shorter spike projecting from the genital pore. New geographical record for Palmyra Atoll.