Listropsoralgoides Fain and Lukoschus, 1970

Grootaert, Patrick, 2013, Revision of the family Listropsoralgidae Fain, 1965 (Acariformes: Sarcoptoidea) - skin parasites of marsupials and rodents 3611, Zootaxa 3611 (1), pp. 1-69 : 43-44

Genus Listropsoralgoides Fain and Lukoschus, 1970

Listropsoralgoides Fain and Lukoschus, 1970: 50, 1979: 387 ; Bochkov and Wauthy 2009: 270.

Type species: Listropsoralgoides surinamensis Fain and Lukoschus, 1970 , by original designation and monotypy.

Description. Subcapitulum ventrally with pair of small medially positioned retrorse spurs. Propodonotal and hysteronotal shields with ornamentation. Setae c1 absent; cp and c3 filiform, d1 present; h1 present; h2 short, at least 1.5 times shorter than legs IV, ps1 absent; Coxal fields I without lateral projections. Tibiae I and II without additional ventro-antiaxial spur. Genua I and II without ventro-antiaxial retrorse projection. Setae la I and II absent. FEMALE. Antero-lateral lobes of propodonotal shield present. Epigynum distinctly developed, between distal ends of apodemes Ia. Setae 1a situated at distal ends of apodemes Ia; 4a situated slightly anterior or at level of coxal fields IV. Setae ps2 and ps3 filiform. Opening of bursa copulatrix situated dorsally. Posterior projection of coxal fields IV triangular. Genua III without ventro-paraxial membrane. Ambulacral disc of tarsi III and IV present. Setae f III filiform, r IV absent.

MALE. Genital papillae present. Setae f filiform; ps1 absent, g flanking aedeagus. Opisthosomal lobes almost absent. Dorsal sclerite of aedeagus posteriorly with two subparallel projections. Setae s III present, e IV absent. Genua III and tibiae III without ventro- paraxial keel. Ambulacra of tarsi IV present.

TRITONYMPH. Dorsal shields not fused, ornamented. Antero-lateral lobes of propodonotal shield absent. Idiosomal setae f2 and ps1 absent. Coxal fields I without lateral projections; additional internal projections of coxal fields II absent. Tarsus III with pretarsus. Genua III without ventro-paraxial membrane. Legs IV 2-segmented, proximal segment with 2 setae kT and solenidion φ, distal segment with 1 seta.

Species included: L. surinamensis Fain and Lukoschus, 1970 .

Hosts. South American rodents of the family Echimyidae .