408 Miscellaneous. 



selves. The structure of L. cervina, from the roe, stag, and elk, 

 presents nothing of this kind ; so that the above-mentioned animal 

 may be regarded, if not as a new genus, at least as a transition to- 

 wards Strebla. 



3. Nycterihia eloncjata. Belonging to Group I. of Kolenati, with 

 no angiilar ridges on the thorax, and with the margin of the ante- 

 rior part of the thorax entire. Colour dark ochreous ; legs rather 

 paler. Animal elongated ; head small, concealed, with a long, ex- 

 tensible, acute proboscis, covered with long hairs. Thorax ovate, 

 depressed at the lower margin, translucent at the portion near the 

 head, furnished with a few transverse rows of stiff bristles, among 

 which there are some longer spines. Upper surface convex, lower 

 surface nearly flat. Lateral ctenidia of 17 teeth, almost reaching the 

 margin. Legs with very long bristles ; femora elliptical, tibiae 

 clavate, both spinous on the lower surface ; tarsus long and slender ; 

 claws very thick and spinous. 



Abdomen elongate, ovate, with a tuft of spines at the margin of 

 each segment. Colour of the sutures pale yellow. Anterior cteni- 

 dium with 45 teeth. Anal segment of the male tolerably broad, 

 with a short forceps and long thin outer horny covers, strongly 

 hairy. Anal segment of the female at the sides with two truncated 

 tubercles, and two rounded ones in the middle. 



Length 0*5 millim. On NiictophUus Oeoffroyi. ' 



4. Nycterihia varipes. Belonging to Group II., with angular 

 ridges and thin tibiae. Colour pale ochreous. Legs quite pale. 

 Head elongated, thickly clothed with long setae. Proboscis short, 

 but sharp ; vertex with two rows of very long spines standing out- 

 wards. Thorax with distinct reddish-brown angular ridges in front, 

 which nearly touch one another. Lower svirface finely and densely, 

 upper surface densely clothed with bail's, with a tuft of long setae. 

 Ctenidia rather distant from the margin of the thorax, 25-toothed ; 

 teeth of nearly equal length, with the exception of the outermost. 



Abdomen of the female 5-jointed ; first segment narrow, second 

 very long and broad, third nearly as broad, but only one quarter as 

 long, the last two narrower ; terminal segment with two warts 

 directed outwards at the angles, and two approximated ones in the 

 middle, all furnished with long setae. Upper surface with isolated 

 long setae among dense hairs ; sides with short fringes ; angles of 

 the segments furnished with dense tufts of hairs. Sutures dark- 

 coloured. Ctenidium with 50 teeth, not distinct. 



Legs very long ; femora elliptical, tibiae narrow, tarsi long, strong- 

 clawed, finely but densely hairy, with long setae at the joints ; fe- 

 mora and tibiae of the anterior legs almost truncated and tubercular 

 at the joints, with very small articulations. 



Length 0-4 millim. On Miniopteris morio. 



Sufl&ciently distinguished from the rest by its broad abdomen, 

 — ZeitscJir. fur die Gesammten Naturwiss., neue Folge, Band iii. 

 pp, 121-124. 



