N. Jb. Geol. Palaont. Mh . 2003 (3) 175-192 Stuttgart, Marz 2003 Lower Cretaceous spiders (Arthropoda: Arachnida: Araneae) from Spain Paul A. Selden and David Penney, Manchester, UK With 5 figures SEI.DEN. P. A. & PEN NEY, D. (2003): Lower Cre !a(.: eoLls sp id ers (Arthropoda: Aradlllida: Araneae) from Spa in . - N. .lb. Geo l. Palaolll. Mh .. 2003 : 175 - 192: Stlltlgart. Abstract: The first spec imens or !;p id ers in th e ea rl y CretaeeoLls (Barremian) Konservat-Lagerstiitte of Las Hoyas. Spain. are described. Olle is referred to Macn'- p/wlI/es co II 'den i SELDE N. 1990. previoLlsly described from Mo nt sech. ano th er Spanish loca lit y in ea rl y Cretaceous strata. The other is new. and is named as IIlI er gilla dia:.rolllem/i Il.g. n.sp. Bot h sp id ers are placed in the modern fa mily Tetra- gnathidae. In a reassessment or the Mont:eeh sp iders. Pa/acoli /ubol"lls /(f easac SEI.DFN, 1990 and Cr c/araneus I'i/li/Iae SELD EN. 1990 are placed in Uloboridae a nd T.:tragnat hid ae: Nephilinae, respectively. Zusammenfassu ng: Aus der friih kretazischcn (Barremian) Konservat lager. tlitte Las I-I oyas we rd en die crsten Spinncn bcschrieben. Ein Exe mpl ar wird MaClyp/w lll es cOII'delli SELD EN, 1990 zugewicsen. e in er Art, di e bisher nur a ll S Montsech. einer anderen spanis chen friihkrelazischen L.age rstatte bekannt war. DllS zwei te Exemp la r gehi:irt zu e in er neuen Art: s ie wird /-Itwrgil/G dia:.rolllemli n. g. n. sp, gcnannt. Seide Sp inn en geh6ren Zli de l'. aue h rezent vc rtretcnen, Familie Te trllgnat hid ae. Ein e Nc ub ewertung del' Spinncn aus Montsech zeigt. dal3 Pa/al!o ll/obo/'lls lacasae SEl.DEN. 1990 zu den Uloboridae lind e re/aral/ells I'i/a/la e SELD EN, 1990 zu den Te Lragnathidae: Nephilin He gehorcll . Introduction Fossil spiders are rela ti vely rare even in those Fossil Konserval- Lage rstii t1en which y ie ld e normou s numb ers of in sect fo ss il s. At the Las I-I oyas fossil site. Cue nca, Spa in , the rocks of ea rl y Cretaceo us (Ba rremian) age have produced 0028-3630/ 03/2 003-0175 $ 4.50 © 2003 E. Schweizerbart'sche Verlagsbuchhandlung. 0-70176 Stuttgart