Copidognathines (Acari: Halacaridae) In Mangroves Of Singapore. I. Description Of Three Species Author Bartsch, Ilse text Raffles Bulletin of Zoology 2006 2006-02-28 54 1 83 92 journal article 10.5281/zenodo.4507985 2345-7600 4507985 Genus Copidognathus Trouessart, 1888 Diagnosis. – Dorsum with five pairs of dorsal idiosomatic setae, pair of adanal setae on anal plate and four pairs of gland pores, the latter may be almost inconspicuous or large and opening on cones. Pair of ds- 3 in striated integument or on PD. AE with pair of epimeral pores. Pair of genital acetabula internal. Palps four-segmented; P-2 with one seta; no seta on P-3 (there may be a small spiniform cuticular process); P-4 with three setae in basal whorl. Genua of legs shorter than telofemora and tibiae. Trochanters I to IV with 1, 1, 1, 0 setae. Basifemur II with two setae. Tibiae I and II with three ventral setae each (rarely two setae), tibiae III and IV with two ventral setae each. Tarsus I ventrally with one seta in about middle of segment and two small eupathid apical setae; tarsus II without ventral setae; both tarsus I and II with pair of parambulacral setae. Tarsi III and IV in general with pair of parambulacral setae but no ventral setae, rarely one of parambulacral setae moved to a ventral position or lacking. Solenidion of both tarsus I and II in dorsolateral position. All tarsi with paired claws, central sclerite with claw-like process. Type species . – Copidognathus glyptoderma Trouessart, 1888 .