Four new Pseudosinella (Collembola: Entomobryidae) from La Rioja, Spain Author Simón, José C. Author Palacios-Vargas, José G. text Zootaxa 2008 1728 59 68 journal article 10.5281/zenodo.181256 4b855db1-8a06-4b35-ac15-25d84f47cf33 1175-5326 181256 Key to world species of Pseudosinella with 5 + 5 eyes 1 Abd. IV with other combination of setae.....................................................................................................2 - Abd. IV with two median macrosetae ........................................................................................................ 4 2 Abd. IV with three median macrosetae.......................................................................................................3 - Abd. IV with one median macrosetae.................................................. lahainaensis Christiansen & Luther 3 Labial setae M, E and L ciliate ....................................................................................stompi Gisin &Gama - Labial setae m, e and l smooth....................................................................................... dubia Christiansen 4 Th. II without macrosetae ........................................................................................................................... 5 - Th. II with macrosetae..............................................................................................................................14 5 Abd. II with two macrosetae per side..........................................................................................................6 - Abd. II with one macroseta per side ........................................................................................................... 7 6 Labium with seta R ciliate ........................................................................................... turiasonensis Arbea - Labium with seta r smooth .................................................................................... encrusae Gisin & Gama 7 Labial seta R ciliate ................................................................................................................................... 9 - Labial seta r smooth.....................................................................................................................................8 8 Head without seta S and T ........................................................................................................ mauli Stomp - Head with seta S and T .............................................................................................. logrongnesis sp. nov. 9 Abd. II with seta p.....................................................................................................................................11 - Abd. II without seta p................................................................................................................................10 10 Tenent hairs clavate, seta L2 of labium ciliated...................................................................... hutheri Stomp - Tenent hairs acuminate; seta l2 of labium smooth..................................... mucronata Gouze & Deharveng 11 Labial setae M, E and L ciliate, Abd. IV with 1+2 macrosetae.................................................................12 - M2 and E smooth, all the other setae are ciliate, Abd. IV with 0+2 macrosetae ........................................... ................................................................................................................ georgia Christiansen & Bellinger 12 Head without seta S and T ........................................................................................................................ 13 - Head with seta T .............................................................................................. theodoridesi Gisin & Gama 13 Labial seta M1 and M2 of the same length .............................................................................. horaki Rusek - Labial seta M1 twice as M2 and the last subequal to R .................................................. sandelsorum Gruia 14 Labial seta r smooth..................................................................................................................................15 - Labial seta R ciliate ..................................................................................... variabilis Gama & Busmachiu 15 Some setae M, E and L smooth or lacking................................................................................................16 - Labial setae M1, M2, E, L1 and L2 always present and ciliated ................. zygophora Schille, sensu Stomp 16 Th. II with one macroseta..........................................................................................................................17 - Th. II with three macrosetae ........................................................................ pygmaea Gama & Busmachiu 17 Abd. IV with anterior lateral P macroseta ....................................................... albida (Stach), sensu Stomp - Abd. IV without anterior lateral P macroseta ...................................................................... fjellbergi Gama