Walchiella impar (Gunther, 1939)

Neoschoengastia impar Gunther, 1939: 85, figs. 11, 16, 24; Womersley & Heaslip 1943: 116, pl. VIII (7); Gunther 1952: 29.

Schoengastia impar: Radford 1954: 266 .

Euschoengastia (Walchiella) impar: Audy & Domrow 1957: 136; Womersley & Audy 1957: 274; Audy 1957: 255. Walchiella impar: Domrow 1963: 109, figs. 37–44; Vercammen-Grandjean 1965b: 85; Nadchatram 1972: 192; Lakshana 1973: 15; Goff 1979: 333; 1981: 72; Brown & Goff 1988a: 222; Chau et al. 2007: 119; Ahamad et al. 2013: 140.

Euschoengastia asonluca Traub and Audy, 1954b: 84, figs. 46–53; Goff 1989: 98.

Euschoengastia (Walchiella) asonluca: Audy 1957: 255; Audy & Domrow 1957: 136.

Walchiella asonluca: Vercammen-Grandjean 1965b: 85; 1968b: 89.

Type deposition. E. impar: CIH (lectotype) (Audy & Domrow 1957); E. asonluca: USNM.

Type data. E. impar: ex Echymipera kalubu cockerelli (syn. Echymipera cockerelli), Peroryctes raffrayana, Paramelomys moncktoni (syn. Melomys moncktoni), Melomys rufescens (syn. Melomys stalkeri), Paramelomys rubex (syn. Melomys rubex), and Rattus leucopus (syn. Rattus ringens), New Guinea, Bulolo (Papua New Guinea, Morobe Province, Bulolo); E. asonluca: ex Tupaia tana, Malaysia, Sarawak State, Kuching, Fifth Mile, Stapok Road.

Hosts. RODENTIA: Apomys sp., Bullimus bagobus, Hydromys chrysogaster, Leopoldamys edwardsi, Maxomys surifer, Melomys rufescens, Menetes berdmorei, Paramelomys moncktoni, P. rubex, Rattus everetti, R. exulans, R. leucopus, R. nitidus, R. sordidus, R. tanezumi, R. rattus; CHIROPTERA: Kerivoula hardwickii; PERAMELEMORPHIA: Echymipera kalubu, E. kalubu cockerelli, Peroryctes raffrayana; ERINACEOMORPHA: Echinosorex gymnurus, Hylomys suillus; SCANDENTIA: Ptilocercus lowii, Tupaia glis, T. minor, T. tana .

Distribution. Malaysia, Papua New Guinea, Philippines, Thailand, Vietnam.

Remarks. This species was considered as a synonym of W. oudemansi by Wharton & Fuller (1952) and Womersley (1952).