146 MR. H. CHARLTON BASTIAN’S MONOGRAPH 
External Characters.—Body white, long, thread-like, tapering very slightly at extre. 
mities. Head rounded and, as well as rest of body, naked. Integument plain; pores 
very numerous and easily recognizable, especially in lateral regions of anterior ey. 
tremity. | 
Esophagus 1th of total length, embraced by ring anteriorly, very slightly pigmented, ` 
and almost uniform in size. Jntestine sparingly covered with small light-eoloured gras 
nules more or less tessellate in arrangement. Anus i1$3 from posterior extremity. 
Vulva posterior to middle of body. Uterus bifid; segments symmetrical. Ove ve 
large, oceupying whole width of body. Hweretory glands . . . . . . Ocelli two, bright 
red, conical, on dorsum of cesophagus, 333" from posterior extremity. 
Male, length +”, breadth 445”. 
Anus 133" from posterior extremity. Spicules zyz long, same shape as in L. elonga- 
tum; accessory pieces about half as long as spicules. 
Hab. Same as L. elongatum. 
4. L. BACILLATUM. 
Phanoglene bacillata, Eberth, Unters. über Nemat. p. 19, tab. ii. figs. 1-4. 
“ Körper des Weibchens gerade, gegen die Mitte wenig anschwellend, beide Enden fast 
gleichmássig verdünnt, Vorderende leieht gerundet, quer abgestutzt, Hinterende stumpf, 
init terminaler Oeffnung für die Schwanzdrüse. . . . . .. 
* Weibchen 8-9 Mm. lang, 0:1 Mm. breit. 
“ Oesophaguslänge=ein Fünftel des Körpers. 
“ Hab. Unter Corallen im Hafen von Nizza.” 
5. L. FIGURATUM, n. sp. (Plate XII. figs. 161-163.) 
Female, length 3^, breadth 414". 
External Characters.—Body long, cylindrical, scarcely tapering at all at extremities, 
the posterior being blunt and rounded. Sucker well developed; sucker-tubes large. 
Head bluntly rounded, of a light yellowish colour for about ty” of an inch, and figured 
in a regular manner by bright lines; provided with a circlet of four short conical 
sett. Integument with an appearance of longitudinal markings; integumental pores 
lateral. 
Esophagus about th of total length, nearly uniform in size, embraced by ring about 
the termination of anterior third. Zutestine rather slightly covered with light fat- 
particles not tessellätely arranged. Anus 31." from posterior extremity. Vulva at com- 
mencement of posterior third of body. Uterus bifid; segments short, sy mmetrical. 
Ocelli two lateral, reddish brown, conical pigment-masses, each having & transparent 
lens-like body imbedded anteriorly. Floating gland-cells very large, oval, nucleated, 
often at regular distances on either side of body. Excretory glands indistinct; appear 
ance of lateral openings at either side of head; nothing else reeognized. 
: Male, very slightly smaller than female. 
Anus 333” from posterior extremity. Spicules 545” in length; aecessory pieces ELLE 
long. Supplementary organ in the form of à horny sucker-like body, 315° above amus 
