284 Transactions. — Zoology. 



In the smaller adult male in my possession the white markings are scarcely 

 distinguishable. The immature specimens are clothed throughout with short 

 greyish hair, the markings being very obscure. 



Taken on rocks at Sumner. Two adult specimens ; of males, several 

 immature specimens. 



4. Salticus Y-notatus, n.s. Fig. 4. 



Mature male. 



Length '25 inch nearly. 



Cephalo-thorax oblong, somewhat elongate, raised, slopes rather abruptly 

 posteriorly, and projects w^ell forward over the falces ; brownish black, with a 

 few light yellowish hairs along the lateral eyes ; middle row of eyes about 

 midway between anterior laterals and posterior pair. 



Legs, 1, 4, 2, 3 ; first and fourth not differing much in length ; legs not 

 very robust, but first and second more so than third and fourth ; brownish 

 black, sparsely clothed with longish hairs. 



Palpi — palpal organ pyriform, apex overhanging and concealing radial 

 joint ; at distal extremity a coarse blackish brown filament, curved like a ram's 

 horn ; radial joint has on outer aspect a crooked simple spine. Radial and 

 digital joints clothed with longish white hairs. 



Falces cylindrical small. 



Maxillae robust, rounded internally, forming an acute angle at junction of 

 anterior and external borders ; lightish brown ; lip conical. 



Abdomen oval, pointed posteriorly ; a broad black band down centre, 

 dividing into three posteriorly, and inclosing a yellowish Y shaped mark ; 

 sides irregularly marked with yellowish hairs ; under surface yellowish grey, 

 bordered with black. 



A single specimen taken on Oxford Terrace, Christchurch. 



5. Salticus fumosus, n.s. Fig. 6. 

 Length '8 in. 



Cephalo-thorax semi-oval, abruptly truncated anteriorly ; lateral borders 

 very nearly straight for anterior two-thirds of their length ; cephalo-thorax 

 deep, flattened above and sloping away posteriorly ; a slight transverse depres- 

 sion behind caput ; colour dark brown ; short red hairs fringe the anterior 

 border above and around the eyes. 



Eyes, lateral eyes form a straight line ; posterior eyes not quite midway 

 from anterior border to posterior border of cephalo-thorax ; middle row of eyes 

 about midway from anterior laterals to pQsterior row. 



Legs, female 4, 1, 2, 3, male 1, 4, 2, 3, but scarcely any appreciable 

 difference between fourth and first in female ; first pair robust, dark blackish 



