THORACIPODA. 
Crust. 17 
Structure of Asellus aquaticus ; Rosenstadt. 
Structure of the eye in Cymothoidcc ; Beddard. 
Giard & Bonnier (3), on Bopyridce. 
Claus, on the Tanaidce. 
Probopyrus ascendens, n. g. & sp., Giard & Bonnier, (2) p. 303. 
Palegyge borrei , n. sp., id. p. 304. 
Giard & Bonnier (t) give the following new Ceponidce : — Grapsi- 
cephon parasitic on Nautilograpsus ; G. amicorum on Trapezia dentifrons ; 
Portunicepon hendersoni (Madras), on Thalamita calltanassa ; Pleuro- 
crypta formosa on Ptychog aster for mosus. 
Order 4. TRILOBITA. 
(See under Arachnida.) 
Order 5. AMPHIPODA. 
Development : Rossijskaja (2). 
Sexual dimorphism in the genus Moira ; Barrois (1). 
Amphipoda collected near Cherchell ; Chevreux (1). * 
Geographical distribution of Amphipoda ; id. (4). 
Adaptation to land life; de Guerne (1). 
Robertson gives 107 species of Amphipoda of the Firth of Clyde : 
none new. 
For a very full account of the literature of Amphipoda, -with special 
regard to rare papers and works difficult of access, see Stebbing, pp. 
1-600, and Appendix, pp. 1617-1656. 
A short list of works useful to the student of Amphipoda will also be 
found on p. xii. 
Hyperidjs. , 
Contributions to a monograph ; Bovallius. 
Phronimopsis tenella , n. sp., Stebbing, p. 1374, pi. clxiv. 
Hyperia sibaginis, H. luzoni , H. promontorii , H. dysschistus, JET. 
schizogeneios, and H. cryptodactylus , n. spp., id. p. 1397, pis. clxv-clxx. 
Hyperiella dilatata, n. sp., id. p. 1403, pi. clxxi. 
Orchestid^;. 
Orchestia incisimana , n. sp., Chevreux, (1) p. 347, pi. vi. 
Orchestia chevreuxi, de Guerne (1). 
Orchestia selJcirJcii, n. sp., Stebbing, p. 603, pis. i & ii. 
Development of Orchestia littorea; Rossijskaja (1). 
Ampeliscid^:. 
Della Valle. 
Ampelisca serraticaudata, n. sp., Chevreux, (1) p. 349, pi. vi. 
Ampelisca acinaces , A. chiltoni, A. abyssicola, A. fusca, A. zamboangce , 
n. spp., Stebbing, p. 1036, pis. ci-cvi. 
1888. [vol. xxv.] 
D 13 
