OF NEW ZEALAND. 97 
between the last abdominal sezment and the base of the caudal appen- 
dage, and sometimes it is not distinguished at all in a ventral view, 
when distinct in a dorsal. 
I have not seen specimens of the three following species. 
102. Spherillo monolinus. 
Spherillo monolinus, Dana, U.S. Explor. Exped. xiv, Crust. part ii, 
p- 719, pl. xlvii, fig. 3, (1853). 
Head arcuate in front. Segments of thorax transversely marked 
with a beaded ridge, and laterally truncate, anterior segment longest 
and marked with two beaded ridges. Abdomen semicircular, third, 
fourth, and fifth segments laterally obtuse, the last with a nearly sub- 
quadrate apex, and much broader at base. Caudal appendages sub- 
triangular, shorter than breadth at base, inner margin broadly excavate. 
Antenne nearly naked, flagellum hardly shorter than preceding joint. 
Length 4 lines. (D.). 
New Zealand, Auckland (Heller); Wykare River, near Bay of 
Islands, (Coll. Dr. C. Pickering; Dana). Under rotten wood. 
1038. Spherillo spinosus. 
Spherillo spinosus, Dana, U.S. Explor. Exped. xiv, Crust. part il, 
p- 723, pl. xlviiy, fig. 6, (1853). 
Body bristled throughout with sub-acute spines, margin either side a 
little produced, and segments laterally truncate. Head nearly trapezial, 
arcuate in front, and a little broader than behind. First segment of 
thorax largest; segments of abdomen laterally obtuse ; the last sub- 
quadrate, not broader at base, truncate at apex. Colour chestnut 
brown, with brownish yellow along margin and irregularly spotted 
along the back. Length 3 lines. (D.). 
New Zealand, near Bay of Islands, (Coll. Dr. C. Pickering; Dana). 
Under bark of pine trees. 
104. Spherillo dane. 
Spherillo dane, Heller, Voy. Novara, Crust. p. 134, pl. xij, fig. 4, 
(1865). 
Body very convex, minutely and closely granulate, head transverse, 
a little sinuate behind. First segment of the body larger than the rest. 
H 
