37 
Gems DOLOMEDES (. Latreille). 
Eyes unequal in size; four in front of the cephalo-thorax form a transverse row, the 
other four, situated in front and on the sides of its anterior part, describe a trapezoid whose 
posterior side is much the longest. 
Maxillae straight, rather enlarged and rounded at the extremity. 
Lip almost quadrate. 
Legs long and robust; the fourth pair is usually the longest, the second pair commonly 
surpasses the first in length, and the third pair is the shortest. 
Dolomedes mirabilis. PI. II, fig. 18. 
Dolomedes mirabilis, Walck., Hist. Nat. des Iusect. Apt., tom. i, p. 356. 
— — Latr., Gen. Crust, et Insect., tom. i, p. 117. 
— — Hahn, Die Arachn., Band ii, p. 35, tab. 51, fig. 120. 
— — Blackw., Annals and Mag. of Nat. Hist., second series, vol. vii, 
p. 398. 
Ocyale — Sund., Vet. Acad. Handl., 1832, p. 198. 
— — Koch, Uebers. des Arachn. Syst., erstes Heft, p. 23. 
— — Koch, Die Arachn., Band xiv, p. 107, tab. 482, fig. 1346. 
— rufofasciata, Koch, Die Arachn., Band xiv, p. 110, tab. 482, fig. 1347. 
— murina, Koch, Uebers. des Arachn. Syst., erstes Heft, p. 23. 
— — Koch, Die Arachn., Band xiv, p. Ill, tab. 483, fig. 1348. 
Titulus 28, Lister, Hist. Animal. Angl. De Aran., p. 82, tab. 1, fig. 28. 
Length of the female, \ an inch; length of the cephalo-thorax, ^th, breadth, ^th; breadth 
of the abdomen, ’th ; length of a posterior leg, fths; length of a leg of the third pair, gths. 
The cephalo-thorax is short, compressed before, depressed and rounded on the sides, 
triangular in front, with a narrow indentation in the medial line of the posterior region; it is 
thickly covered with hairs of a yellowish-brown colour, which are palest on the sides, and has 
a narrow, yellowish-white line extending along the middle ; the frontal triangular space is 
sparingly provided with hairs, and of a reddish-browm colour, its sides having a yellowish-white 
tint. The intermediate eyes of the anterior row are the smallest, and those constituting the 
anterior pair of the trapezoid are the largest of the eight. The falces are powerful, conical, 
armed with two rows of teeth on the inner surface, and of a red-brown hue. The maxillae 
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