Arachnid (i. 681 



List of the Collections containing Type-Specimen* 



THE TIME OF THEIB ACQUISITION. 



Leach (William Elpord). [1790 L836~| 



Dr. Leach's collection, received in L826, contained the types of Ammothea 



carolinensis, Nymphon gracile, and N. femoratum, described in u 



Misc." I., pp. 33 and 45, 1814. 



Goodsir (Harry D. S.). 



In 1844, Mr. Goodsir presented the type-specimen of Nymphon 

 johnstoniy Good., together with a number of Crustacea from the Firth 

 of Forth. 



Jeffreys (John Gwyn). [1809-1885] 



In 1873, Mr. Gwyn Jeffreys presented the type of Pan 

 auchenicus, Slater, which was collected off the coasl ol Japan b; I 



St. John. 



" Challenger." 



The Pycnogonida of the " Challenger" presented by the L 



missioners of the Treasury in 1881 and identified by Dr. P. P. « . 

 Hoek, contained about 120 specimens belonging to 36 species, ol which 

 33 were described as new and 3 as the types of new genera. The 

 arrival of this valuable collection more than doubled the number ol 

 specimens contained in the Museum. A few specimens, containii 

 types of new species, which were apparently retained by Dr. Hoek for 

 further research, were not received until 1898. 



Haddon (Prof. Alfred Cort). [1855- 



Iri 1892, the Museum received from Prof. Haddon the typei 

 Bhopalorhynchus clavipes, Parapallene haddoni and Aacorhynchu* 

 tenuirostris, collected in Torres Strait, and identified by G. H.I 

 (see " Proc. R. Dubl. Soc," vii., 1892). 



Chronological List of the Principal Accessions. 



1842. 



Amongst a series of Crustacea collected in the South 8 

 Capt. Sir E. Belcher (H.M.S. "Sulphur") and presented to tin- 

 Museum in 1842, were two examples of Pycnogonida, which A 

 White described as Nymphon phasma and N.johm 



"Proc. Zool. Soc," 1847, p. 125). 



