592 DR. RB. C. L. PERKINS ON THE 
quam densissime rugoso-punctata, postscutello inermi. Anguli 
pronotales distincti, truncationis margine distincte elevato. 
Tegule in parte exteriore, qua sunt latissime, impunctate vel 
fere impunctate, puncturatione minuta absenti. Ale sub- 
infuscate, parte costali saturatiore, basim versus flavescente. 
Abdominis seementum primum rugoso-punctatum, medium im- 
pressum ; secundum dorsale basim versus subfortiter convexuin ; 
ventrale, post suleum costatum, fortiter elevatum, elevatione 
summa paullo prominula, ibique grosse rugoso-punctatum ; seg- 
menta apicalia tomentosa, ultimo pilis paucis brevioribus sub- 
erectis vestito, minutissime dense punctulato, haud impresso. 
Long. cirea 11 mm. 
Hab. Central Australia, Hermansburg (17. J. Hillier), 1 ¢o. 
37. PARALASTOR PLACENS, sp. n. 
2. Nigra, clypeo, macula interantennali, et duabus verticis 
postocularibus, pronoto, maculis subtegularibus, duabus magnis 
scutellaribus et propodealibus, duabus postscutellaribus, abdominis 
segmentum primum, triangulo elongato nigro basali, cujus apex 
superficiem superiorem intrat, excepto, margine postico secundi 
sat late, femoribus, tibiis tarsisque aurantiacis aut rufo- 
aurantiacis. Fascia segmenti secundi media antice excisa, seg- 
mentis sequentibus nigris. Tegule ex majore parte aurantiace, 
Ale subhyaline, costali parte infuscata. Clypeus nitidus, sub- 
tiliter perparce punctatus, punctis minutissimis etiam pareis, 
apice distincte, nec profunde, emarginato. Frons capitis grosse 
punctata, punctis sat distinctis. Pronoti truncatio haud mar- 
ginata. Mesonotum dense subrugosim distincte punctatum, 
punctis scutellaribus remotioribus. Postscutellum distincte 
punctatum, inerme. Tegule polite, puncturatione minutissima 
in parte exteriore carentes. Abdominis segmentum primuwn 
subirregulariter punctatum, medium impressum: secundum 
dorsale sat elongatum, lateribus perpaullo rotundatis, fascia 
apicali excepta, tomento nigerrima; ventrale, post sulcum, 
fortissime abrupte elevatum, post elevationem haud grosse 
punctatum. Long. cirea 9 mm. 
Hab. Australia, Swan River, 1 9. 
38. PARALASTOR ERIURGUS Sauss. 
The only examples of this large and robust species that I have 
seen with a definite locality-label are from Queensland. The 
apex of the clypeus is very distinctly margined, at least in 
the female. 
The male has the usual 11-jointed antennee, with the three 
apical joints minute. The third and following ventral segments 
of the abdomen are quite densely hairy, the apical segment 
bearing quite long erect hairs, being finely punctured and without 
an impression. The clypeus is densely pubescent, the larger 
punctures obsolescent, the minute puncturation dense. The 
