Plate XIX., p. 229, fig. A.--Nest of a young specimen of _N. Manderstjernæ_ (Ausserer = _N. meridionalis_ Camb., in "Ants and Spiders," p. 101) from Mentone, showing the descending cavity, with the lower door pushed across, so as to close the main tube and join the cavity; A 1, upper portion of the same, showing the lower door closing the branch. B, _N. cæmentaria_ (Latr.) from a living specimen taken at Montpellier; B 1, the same seen in spirits of wine, legs not represented; B 2, the eyes, magnified; B 3, one of the two larger claws; and B 4, the small claw of the tarsus of one of the hindmost legs; B 5, length of spider; B 6, measurements of legs and palpus. C, the eyes of _N. Moggridgii_ (Camb.) (= _N. cæmentaria_, Camb., in "Ants and Spiders," p. 92), magnified. D, _N. incerta_ (Camb.), male, from a specimen preserved in spirits, collected at Digne in the Basses Alpes, by M. E. Simon, who kindly lent me the specimen for examination, represented of twice the natural size, and without the legs; D 1, another view of the same; D 2, radial and digital joints of the palpus and palpal bulb, magnified; D 3, back view of the same; D 4, the eyes magnified. E, eyes of _N. dubia_ (Camb.), male (= _N. cæmentaria_, Sim.), from a specimen in spirits, collected in the Pyrénées Orientales, communicated by M. Simon, magnified; E 1, radial and digital joints of the palpus with palpal bulb of the same, magnified; E 2, another view of the same.