70 Bl II i u\ \M BEl If 01 I OMPARA I l\ I ZOOLOG1 



169. LAMT< i i - /I i \\l>n I B ftp. now 



Typi M C. Z. 1,896. I'uani'i.v 2,035. New Zealand: 

 Wellington, Tarawera Lake, Naiwa (W. M. Wheelei 



General color of dorsum brown of slightl} reddish cast , legs and Antennae 



fulvous. 



Head eubeordate, anteriorly mesally emarginate, a sulcus extending from 

 emargination oaudad to frontal suture, 



Prosterna] teeth distinct, acute, 2 -H 2, the median sums iride v-shaped, 



shallow . 



( Soxal pons very small, 2, 2, 2, 2 (1). 

 Basal spines of female gonopods 2 + 2. 



Posterior angles of none of the dorsal plates at all produced, caudal margins 



straight. 



Tarsal joints i)( anal legs abruptly considerably more slender than the meta- 

 tarsus; first tarsal joint six times as long as thick. 



Length (female type, not quite fully mature), 4.8 mm. 



This species differs clearly from /,. fidmcornis in the much more 

 slender tarsal joints of the anal legs and in the shorter antennae com- 

 posed of only twenty-two articles. It is obviously smaller than the 

 Tasmania]] species above described and is unlike L. africana in having 

 the accessory claws of the legs very small. 



160. Lamyctes navaianus, sp. now 



Type.— M. C. Z. 2,133. Paratypes — 2,134. Fijis. Navai 

 (W. M. Mann). 



Very similar to L. muniunus but a smaller, less robust species. The color 

 a little lighter brown without distinct darker markings excepting about eyes 

 where black is pronounced. Antennae very short, composed of fewer articles, 

 normally twenty-three or twenty-five. Prosternal teeth small, 2 -f 2, the 

 median incision somewhat less acute than in munianus. Caudal margins of 

 ninth, eleventh, and thirteenth dorsal plates wholly straight. Tarsi as usual 

 as are also the tibial spurs. Coxal pores 2, 2, 2, 2. Basal spines of female 

 gonopods short, acute 2+2. Gonopods of male short, straight, triarticulate, 

 ending in a short seta. Anal legs longer and more slender than in L. fulri- 

 cornis, especially the tarsal joints. Accessory claws short. 



Length of male, 5 mm.; of female, 4.5 mm. 



