chamberlin: myriopoda of the Australian region. 117 



A species evidently close to S. rubripcs Koch, which was based on 

 a female from Brisbane. 



325. Strongylosoma rubrimarginatum, sp. nov. 



Type.— M. C. Z. 4,89(5. Paratypes.— M. C. Z. 4,897. New 

 South Wales; Wentworth Falls (W. M. Wheeler). 



Color soUd shining black excepting the keels and cauda which are bright 

 red. Antennae and legs brown. 



Head with a deep sulcus across vertex to level of antennae; crossed by- 

 short transverse striae. 



CoUum rounded below and margined as usual. Surface with irregularly 

 distributed short impressed lines running in various directions. 



Tergites without median longitudinal sulcus. Each from the fifth on with 

 a transverse sulcus across metazonite, this at first short but on most extending 

 from keel to keel. Keel of second segment below others as usual. Pleural 

 keels present on second, third, and fourth segments, that of the second longer 

 and much lower down than the other two. Second to fifth segments particu- 

 larly with sides below keels densely granularly roughened, the corresponchng 

 surface on other segments becoming smoother. The usual processes above 

 legs. 



Cauda long; distal margin slightly incurved. Anal valves strongly mar- 

 gined, with the usual two long setae. 



Width, 3.3 mm. 



Referred with some doubt to Strongylosoma pending the discovery 

 of the male. 



326. Strongylosoma quaesitum, sp. nov. 



Type.— M. C. Z. 4,889. Paratype.— M. C. Z. 4,890. New 

 South Wales: Southerland (W. IVI. Wheeler). 



Metazonites mahogany above, paler down the sides; prozonites fulvous 

 with a large dark spot above on each side of the middorsal region and one on 

 each side. Antennae light brown over a paler background excepting sixth 

 or sixth and seventh articles whose color is darker, chestnut or black. Anal 

 scutum paler over cauda; valves dusky over a light background. Legs 

 fulvous brown. 



Collum narrowly rounded below ; anterolateral portion of margin long and 

 straight across the base of gnathochilarium; narrowly margined below and 

 over the oblique part of edge. Keel of second segment narrow and thin, 

 carried far down as usual. Other segments wholly lacking any trace of keels, 



