
310 RECORDS OF THE S.A. MUSEUM 
subposterior area at about 4% from apex, sensillae long and filamentous and their 
bases 36 apart. Eyes 2+-2, well in advance of sensillary area, and on distinct 
ocular shields. Palpi as figured with strong tibial claw and accessory claw, two 
pectines and on external side with two strong spines arising from behind base of 
tarsus; tarsus elongate, slightly clavate and overreaching tip of claw. Dorsal 
setae uniform in length, 30, tapering and with long ciliations (cf. fig. 9D). 
Loc. Pukekarura Creek, Niger Bay, Manurewa, New Zealand, 31st Dee. 
1932 (E.D.P.). One specimen. 
Remarks. Distinguished from other species as in the key. 
MicrotroMBipiIum MACULATUM Wom., 1942. 
Rec. 8S. Aust. Mus., 7 (2), 175; fig 6 A-E. 
Fig, 9 H-H, 
Redescription. Adult. Colour in lite dark red except in the area of the 
erista and eyes and on fifteen round spots on the dorsum where it is white. Shape 
elongate oval, broadest across shoulders. Length 1-04 mm., width 0-720 mm. 
Legs relatively short, I 1040n, I1 608u, IIT 480n, TV 720u, tarsus I about twice as 
long as high, 2552 by 125y, metatarsus I 150 long. Crista linear, 270, with 
subposterior sensillary area at 3 from apex, furnished with paired filamentous 
sensillae, 1084 long and their bases 30» apart. Byes 2+2, on distinct ocular 
shields and well in advance of sensillary area. Palpi as figured, tibia with strong 
apical claw, smaller accessory claw, two pectines and one slender external spine 
arising from near base of tarsus; tarsus elongate, hardly clavate and not reaching 
tip of claw. Dorsal setae uniform, fairly thick stemmed, 25, and with long 
setules (ef. fig. 8H). 
Loc. <A single specimen from a rotting tree-fern log, Belgrave, Vic., Nov., 
1941 (O.W.T.). 
Remarks. The only Australian species yet known with white maculations. 
MicroTROMBIDIUM KARRIENSIS Wom., 1934. 
Rec. 8. Aust. Mus., 1934, 5 (2), 191, fig. 28-30. 
M. (M.) tasmanicum Womersley, 1937, ibid, 6 (1), 88, fig. 1 k—m. 
Fig. 10 A-H, 
Redeseription. Adult. Colour in life red. Body more or less elliptical with 
rounded not prominent shoulders, narrowing in region of coxae IV and rounded 
posteriorly. Size variable, length to 1-95 mm., width to 1-20 mm. (in type 1-20 
mm. and 0-78 mm.), legs not longer than body, in type I 1080p, IT 7380p, ITI 700z, 
IV 1050,, tarsus I as figured, elliptical but greatest height near to base, and there 
roundly angulate, length (13 specimens) 346p to 164, height 182, to 101p, averag- 
ing 250p by 134y, the ratio of height to length averaging 1-0:1-9; metatarsus I 
200p to 86 long (average 1384p). Crista linear, type 256u long, with subposterior 
sensillary area, at about } from apex, with paired apparently nude filamentous 
sensiliae ca. 120» long, and their bases 32” apart. Eyes 2-+2, on ocular shields 
well in front of sensillary area. Mandibles with stout chelae with serrate inner 
edge. Palpi as figured, tibia with external spine arising from near base of tarsus 
and reaching beyond middle of claw; tarsus elongate, slender, slightly conical, 
and reaching to middle of claw. Dorsal setae dense and uniform, thick stemmed, 
30p long (ef. fig. 1OE) with long ciliations. On the legs the setae are similar but 
slightly longer. 
Toc. Apparently a common and widely distributed species. Type from 
Denmark, Western Australia, June 6, 1933 (H.W.). 
