Proceedings of the General Meetings for Scientific Business of the Zoological Society of London 1897

Page 962

870 MONS. E. SIMON ON THE SPIDERS OF ST. VINCENT. [Nov. 16, senslm minoribus). Pedes-maxillares fere T. antillanse, sed ramulo exteriore tarsi aplce obtuso haud blficlo. A T. tenulsslma O. P. Cambr., cui verisimiliter affinis est, differt dente exteriore chelarum maris longo et gracili, ad apicem remotiore. Genus CYRTOGNATHA Keyserl. Agriognatha O. P. Cambr., Biol. Centr.-Amer., Arachn., 1896, p. 212. CYRTOGNATHA SERRATA, sp. nov. 2 . Long. 8 mm.-Cephalothorax Icevis, subtillsslme coriaceus, Unea marglnall vlttaque media lata et confusa notatus, parte cephalica vix convexa, lata, antlce parum attenuata. Oculi magnl, Inter se subcequales, quatuor medll aream subqua-dratam occupantes, oculi laterales utrlnque contigul et prominull (anticus postlco paulo major). Chelce rohustce, longce, dlvaricatce, fulvo-rufulce, marglne Inferlore sulci dentlbus valldis binis inter se remotls Instructo. Partes oris fuse ce. Sternum fulvum. Abdomen longum et cyllndraceum, obscure fulvum vel olivaceum, supra antlce lineis blnls parallells, postice parvls biserlatls 3 vel 4 nigris ornatum, subtus concolor. longl,fulvo-rufescentes, femoribus cunctis ad apicem, tiblls in medio atque ad apicem, confuse fusco-annulatls. 3 . Long. 7 mm.-Afemlna differt chells multo longioribus et dlvaricatls, robustls et convexls, sed In parte apicall valde suhacumlnatis, depressls, extus carlnatls et prope minute dentatls, marglne Inferlore sulci dentlbus trlnls Inter se cequldlstantlbus (1 et 2 rectis, altera Injlexo), superiore, prope radicem unguis, dente rohustisslmo compresso arcuato, deln dentlbus blnls minoribus et acutls armatls. valde aculeatls, femoribus V paris, antice prope basin, unlseriatls 4-5, extus aculeis minoribus unlserlatls 16-armatls, metatarsis cunctis aculeis seriatis parvls subtus munltls. Pedes-maxillares fere Tetragnatha?, sed patella non multo longiore, ad basin gracill, versus apicem senslm ampliata. CHRYSOMETA TENUIPES Keyserl. Tetragnatha tenuipes Kevserl., Sitz. Isis, Dresden, 1863, p. 147, pl. vii. ff. 12-14. Espece commune en Colombie et au Venezuela. Genus ARGYROEPEIRA Emerton. Argyroepeira et Opus 0. P. Cambr., Biol. Centr.-Amer., Arachn. p. 184. ARGYROEPEIRA ARGYRA Walck. Tetragnatha argyra Walck., Apt. ii. 1837, p. 219. Linyphia ornata Taczanowski, Hor. Soc. Ent. Boss. x. 1873, p. 11.