114 ACCOUNTS, ETC., OF THE BRITISH MUSEUM. 



Crustacea. — One thousand and five specimens have been 

 added to this class ; the following are most worthy of 

 mention : — 



Ninety specimens, principally Brachyura, from Pamban 

 and Tuticorin ; identified by Dr. Henderson and presented by 

 Edgar Thurston, Esq. 



Eighty specimens of Pycnogonida from the Arctic Ocean, 

 identified by Professor G. 0. Sars ; received in exchange from 

 the Christiania Museum. 



Two hundred and ninety-six specimens from the American 

 shores of the Atlantic, identified by S. I. Smith, Esq. ; 

 received in exchange from the United States National 

 Museum. 



Three hundred and twenty-five specimens from Peru and 

 Cayenne, including many rare species of Brachyura ; received 

 in exchange from the Warsaw Museum. 



Thirty-four specimens of Entomostraca, including the 

 types of eight species {Chlaviydotheca australis, Cypris 

 tenuicauda, C. mytiloides, C. tatei, Limnetis tatei, Eulim- 

 nadia rivoliensis, Lepidurus viridulus, and Estheria 

 packardi) from South Australia ; presented by Professor 

 T. Rupert Jones. 



Arachnida. — To this class ten thousand seven hundred 

 and sixty-six specimens have been added. Besides the 

 " Keyserling " collection already mentioned, the following 

 were the most important acquisitions : — 



A specimen of Rhax eylandti, from Askhabad, new to 

 the collection ; received in exchange from the Warsaw 

 Museum. 



Fifteen Scorpions from Madras, including an example of 

 a new species {Horinurus Iceviceps) ; presented by Edgar 

 Thurston, Esq. 



Forty-four specimens from Ceylon, including representa- 

 tives of two new species of Trap-door Spiders, with their 

 nests ; presented by E. E. Green, Esq. 



Four examples of an undescribed Spider, taken from holes 

 in a coral reef near Singapore ; presented by Lieutenant 

 Kelsall. 



Twenty-three Scorpions from Algeria, including examples 

 of Buthus lep)tochelys, new to the collection ; presented by 

 Dr. John Anderson, f.r.s. 



Eight Arachnida from Mombasa, including examples of 

 Farahuthus gvanulatus, new to the collection, also a 

 specimen of a new Scorpion (Lepreus nigrimanus), and an 

 example of a new species of the genus Rhax ; purchased. 



Sixty specimens from Rio del Rey and the Cameroons, 

 including examples of Rhoptrurus buttneri, new to the 

 collection ; presented by P. L. Sclater, Esq., f.r.s. 



A hundred and forty-three specimens from South Africa 



including 



