34 Mr. J. Blackwall on new species of 
5. Lycosa saccata. 
Lycosa saccata, Latr. Genera Crust. et Insect. t. 1. p. 120; 
-Walck. Hist. Nat. des Insect. Apt. t. 1. p. 326; Hahn, Die 
Arachn. b. 1. p. 108. tab. 27. fig. 81. 
Lycosa amentata, Sundevall, Vet. Acad. Handl. 1882. p. 177. 
Araneus niger, Lister, De Aran. p. 77. tit. xxv. fig. 25. 
Family Sauricipz. 
Genus Sauticus, Latr. 
6. Salticus scenicus. 
Salticus scenicus, Latr. Genera Crust. et Insect. t. 1. p. 128 ; 
Hahn, Die Arachn. b. 1. p. 57. tab. 15. fig. 48, 44. 
Attus scenicus, Walck. Hist. Nat. des Insect. Apt. t. dip. 406 ; 
Sundevall, Vet. ‘Acad. Handl. 1832. p- 202. 
Callicthera scenica, Koch, Uebersicht des ee 
Erstes Heft, p. 30. tab. 4. fig. 56. 
Araneus cinereus, Lister, De Aran. p. 87. tit. son, fig. 81. 
7. Salticus decorus. 
Length of the male 3th of an inch; length of the cephalo- 
thorax vo; breadth yy 5 Rpen dn of the abdomen 2 za; length 
of a leg of the third pair 4,; length of a leg of the second. 
air 335 
, The legs of this handsome species are robust, and are supplied : 
with haus and black sessile spines ; coxee, femora, and tarsi yel- 
lowish brown ; tibiee and metatarsi brown ; the femora of the 
first and second pairs have a longitudinal brown streak on the 
anterior side ; third pair the longest, then the fourth, second 
pair the shortest; below the claws is a small scopula or climbing 
apparatus. Cephalo-thorax large and nearly quadrilateral, sloping 
abruptly at the posterior part; the anterior part, which is 
rather prominent, projects a little beyond the mandibles ;_ its 
colour is dark brown, with a yellowish brown longitudinal band 
above the lateral margins, and an obtuse angle of the same hue, 
whose vertex is directed forwards, immediately behind the pos- 
terior eyes ; it is provided with coarse white hairs which are 
. densest in front, about the region of the eyes. Mandibles small, 
vertical, dark brown, with white hairs at their base. Maxille 
straight, enlarged and rounded at the extremity, of a yellowish 
brown colour. Lip oval, dark brown, with a yellowish brown 
apex. Sternum oval, yellowish brown, with dark brown mar- 
gins. Hyes very unequal in size, disposed in three rows, consti- 
tuting three sides of a square, in front and on the sides of the - 
cephalo-thorax ; the intermediate eyes of the frontal row are 
much the largest, and the intermediate eye of each lateral row 
