1894.] NATURAL SCIENCES OF PHILADELPHIA. 409 



Thallwitz); Saleyer (de Man); Ceram (v. Martens); Timor (de 

 Man); Flores (de Man) ; Amboiua (Ortmann); Philippine Islands : 

 Samar (v. Martens). 



2. Atya spinipes Newport, 1847. 



A. spinipes Newport, Annul. Magaz. Nat. Hist., XIX, 1847, p. 159. 



A. pilipes Newport, ibid., p. 160. 



A. spinipes and pilipes Newp., A. Milne-Edwards, Annal. Soc. Entomol., 



France (4), IV, 1864, pp. 149, 150. 

 A. pilipes Newp., Miers, fatal. Crust., New Zealand, 1876, p. 79. 

 A. spinipes zm^ pilipes Newp., Miers, Annal. Magaz. Nat. Hist. (5), V, 1880, p. 



283, pi. 15, figs. 5, 6. 

 A. pilipes Newp., Ortmann, Zoolog. Jahrb., V, 1890, p. 466, pi. 36, fig. 8. 



Geogy^aphical distribution: This species represents the A. moluc- 

 censis in the fresh-water of the Pacific Islands. — Philippine Islands 

 (Newport); Caroline Isl. (Ortmann); Fiji Isl. (Ortmann); Samoa 

 Islands (Newport, Miers, Ortmann).''' 



3. Atya brevirostris de Man, 1892. 



De Man, in: Weber, Zoolog. Ergebn., etc., II, 1892, p. 360, pi. 21, fig. 21. 

 Ortmann, Jeuaische Denkschr., VIII, 1894, p. 10. 



Geographical distribution: Flores (De Man); Timor (De Man); 

 Amboina (Ortmann). 



14. Atya margaritacea A. Milne-Edwards, 1864. 



A. Milne-Edwards, Annal. Soc. Entomol., France (4), IV, 1864, p. 148, pi. 3, 



fig. 2. 

 Ortmann, Zoolog. Jahrb., V, 1890, p. 465, pi. 36, fig. 7. 



Geographical distribution : New Caledonia (A. Mihie- Edwards). 



■? 5. Atya robusta A. Milne-Edwards, 1864. 

 A. Milne-Edwards, ibid., 1864, p. 148, pi. 3, fig. 1. 



Geographical distribution: New Caledonia (A. Milne-Edwards). 



6. Atya scabra Leach, 1815. 



Alj's scaber Leach, Trans. Linn. Soc. London, XI, 1815, p. 345. 



Atya scabra Leach, Zoolog. Miscell., Ill, 1817, p. 29, pi. 131. 



Atya scabj-a Desmarest, Consider. Gener. Crust., 1825, p. 217. 



A. niexicana Wiegmann, Arch. f. Naturg., II, 1, 1836, p. 145. 



A. scabi'a Lch., Milne-Edwards, Hist. Natur. Crust., II, 1837, p. 942, pi. 24, 

 figs. 15-19, and Atlas, Cuvier's Kegn. anim., pi. 51, fig. 4. 



A. sulcatipes Newport, Anual. ]Magaz. Nat. Hist., XIX, 1847, p. 159, pi. 8, fig. 1. 



A. occidentalis Newport, ibid. 



A. scabt-a Lch., Stimpson, Boston Journ. Nat. Hist., VI, 1857, p. 498. 



A. scabra, sulcatipes. a.nA occidentalis A. Milne-Edwards, Annal. Soc, En- 

 tomol., France (4j, IV, 1864. pp. 146, 147. 



A. nivalis and tenella Smith, 2 and 3 Eep. Peabody Acad. Sci., 1871. p. 94. 



A. scabra and occidentalis v. Martens, Arch. f. Naturg., 38, 1, 1872, p. 135. 



A. punctata Kingsley, Proceed. Acad. Nat. Sci., Philadelphia, 1878, p. 91. 



A. occidentalis Newp., Kingsley, ibid., p. 92. 



A. sulcatipes Newp., Bate, Challenger Macrur., 1888, p. 694, pi. 118, 119, fig. 1. 



A. occidentalis Newp., Pocock, Annal. Mag. N. H. (6), III, 1889, p. 11, pi. 2, 

 fig. 3. 



A. scabra Lch., Sharp, Proceed. Acad. Nat. Sci., Philadelphia, 1893, p. 111. 



" The locality, " New Zealand," given by Newport is an error. 



