245 
In the following list the references of Trichoniscus stebbing?, 
Patience ; 7. linearis, Patience ; T. pygmaeus, Sars, and Philoscia 
Hi t 
number of those that have been met with since the publication of 
Webb & Sillem’s “ British Woodlice ” in 1906. 
=  ISOPODA. 
TRICHONISCIDAR, 
Trichoniscus pusillus, Brande, 
T. roseus, Koch. 
In several of the houses and pits, and occasionally in the open. 
T. stebbingi, Patience, Journ. Linn. Soc. (Zool.), xxx., pp. 42-44, 
pl. 7, 1907; Bagnall, Ann. de la Soc. Royale Zool. et Malacol. Belg., 
xliii., pp. 127-129, 1908, and The Irish Naturalist, Feb., 1909, 
Numerous specimens, mostly found at the roots of plants in the 
hotter propagating pits. 
T. linearis, Patience, Ann. §& Mag. of Natural History, Ser. 8, 
vol. i., pp. 280-282, pl. xi., March, 1908. 
Described from two specimens, ¢ & Q, found with Haplophthal- 
mus daniscus in one of the cooler houses. 7’. linearis bears a strong 
superficial resemblance to a small Haplophthaimus, both in its 
appearance and movements, 
T. pygmaeus, G. O. Sars, . 162 
I. Ixxii., fig. 2, 1897 ; Bagnall, Ann. § Mag. of Natural History, 
p. 43, Feb., ; 
ot uncommon in the cooler houses and in the open gardens, 
Evidently widely distributed in the British Isles. 
Trichoniscoides albidus, Budde-Lund. 
Rare ; three or four specimens from under a board in a cool 
om 
Haplophthalmus mengii, Zaddach. ; 
A single specimen in one of the propagating houses, Dec, 2nd, 
1907. 
H. danicus, Budde-Lund. : ; 
Several in one of the cooler “a houses, and numerous 
specimens collected by the late he xeorge Nicholson in the spring 
of 1908, found under a board lying in the open gardens. 
ONISCIDAR. 
Oniscus asellus, L. 
Philoscia muscorum, Scopoli. 
Philoscia sp. : ‘ 
A large species of Philoscia occurs plentifully deep down in the 
wet shingle, in the Palm, Fern, and Economic Houses. — 
