REVISION OF THE NYCTOZOILIDES. 
171 
GROUP G-ASTERACANTHKJE. 
GASTERACANTHA QUADRISPINA, nov. sp. 
Female ; length of abdomen 6 mm., breadth at widest part,, 
excluding spines, 12 mm., spines on posterior lateral margin, 
2-5 mm., on anterior margin, 1-7 mm. Cephalothorax same as in 
6r. tceniata, but much smaller ; abdomen transversely suboval, with 
four angles, from which the spines spring, the two on the lateral 
margins, acute, directed obliquely forwards ; the two on the 
posterior lateral margins a little longer, acute, directed obliquely 
forwards and outwards ; posterior marginal pair absent. Cephalo- 
thorax and chelae black; falces blackish-brown at base, lighter at tip ; 
labium, sternum and legs dark castaneous-brown ; abdomen pale yellow, 
Fig. 2.— Gasteracantha quadrispina nov. sp. 
Twice the natural size. 
with four central and nineteen marginal impressed spots, and two 
dark reddish-yellow spots on the posterior outer margin, the two 
anterior, three posterior marginal and four central spots black, a 
large black crown -shaped patch involving the two posterior central 
and three posterior marginal spots, the others reddish-yellow with, 
darker centres. Spines blackish-brown ; a well-developed, black, 
conical projection between spinnerets and epigyne. 
Type in Queensland Museum. 
Loc. : Eumundi. 
