of the Family Halacaridse. 189 



others, bearing large prickles with blunt or turned points. 

 Claws not pectinate, with no median piece. Tarsi with no 

 ungueal groove. Anus terminal. Dorsal plates not well- 

 developed, separated by a wide space of striated and shagreened 

 skin. Total length 0*53 millim. 



Hah. French coast : Arcachon ( Trouessart) on oysters, 

 Le Croisic {Chevreux) on Red Seaweeds (Florideaj), Baie de 

 Port-lin. Mediterranean {Ti-ouessart) on the Corsican moss 

 ( Gigartina helminthocorton) . 



2. Agaue hirsuta. 

 Trouessart (10), p. 181. 



Char. Like the preceding species, but larger and more 

 robust. Legs of the first pair very long and very stout, twice 

 as thick as the others, with very stout blunted prickles. 

 Epistome acutely pointed. Rostrum short and stout, with the 

 hypostome shorter than the palpi, deeply bilobed. Claws of 

 the mandibles recurved and very stout. Last joint of the 

 palpi short, acutely pointed ; third joint furnished with a 

 stout short spine, directed inwards or somewhat oblique. 

 Claws briefly pectinate in a serrate form, furnished with a very 

 stout unidentate median piece. Two rows of stout setas on the 

 back. Total length O70-0-75 millim. 



Hah. Shores of the Mediterranean on the Corsican moss 

 {Trouessart). 



3. Agaue microrhyncha. 

 Trouessart (10), p. 181. 



Char. Like the two preceding in general form, but with a 

 short, small, and feeble rostrum. Epistome obtuse. Claws 

 pectinate, except those of the first pair, with no projection at 

 the median piece. Dermal cuirass complete, the dorsal plates 

 having only a nearly linear space between them. Total 

 length 0*43 millim. 



Hab. Shores of the Mediterranean on the Corsican moss, 

 with the two preceding species (Trouessart). 



4. Agaue cryptorhyncha, sp. n. 



Char. Similar to A. hirsuta, but with the anterior legs 

 scarcely longer and a little stouter than the others, second and 

 fourth joints armed with large blunt prickles. Two stout 

 pointed prickles below the penultimate (4th) joint of the second 

 pair of legs. Rostrum in great part concealed beneath the 



Ann. &, Mag. N. Hist. Ser. 6. Vol. v. 14 



