Simonachorutes agrensis Arbea & Jordana, 1989

Skarżyński, Dariusz, Arbea, Javier I. & Piwnik, Agata, 2016, Simonachorutes, a new genus of Pseudachorutinae (Collembola, Neanuridae) from Europe, Zootaxa 4205 (2), pp. 171-179 : 175-178

publication ID	https://doi.org/ 10.11646/zootaxa.4205.2.6
publication LSID	lsid:zoobank.org:pub:0406513D-FB8D-45E7-AA61-4EE9AC01EE5D
DOI	https://doi.org/10.5281/zenodo.5659836
persistent identifier	https://treatment.plazi.org/id/D21E1033-FFE5-FFB1-FF13-71A1E4D3FEF0
treatment provided by	Plazi
scientific name	Simonachorutes agrensis Arbea & Jordana, 1989
status	comb. nov.

Treatment

Simonachorutes agrensis Arbea & Jordana, 1989 comb. nov.

Figs 10–12 View FIGURES 10 – 16 , 17 View FIGURE 17 – 20 , Tab. 1 View TABLE 1

Pseudachorutes romeroi agrensis Arbea & Jordana, 1989 syn. nov.

Material examined. Holotype male (Ref. 276120), Bardenas near Caparroso village (Navarra, Spain), humus and soil, 1.iii.1982 ( MZUN) ; paratype, female (Ref. 275607), same data as holotype ( MZUN) .

Redescription. Body length without antennae 0.5–0.6 mm. Colour in alcohol dark blue. Granulation fine.

Antennae slightly shorter than head. Ant. I with 7, Ant. II with 11 and Ant. III with 22 ordinary setae. Ant. III and IV fused dorsally and separated ventrally. Sensory organ of Ant. III consisting of two small internal sensilla and two equal in size subcylindrical guard sensilla; two guard setae between them, ventral microsensillum present. Ant. IV with trilobed apical vesicle, 6 subcylindrical sensilla (S2 present), dorsoexternal microsensillum and subapical organite.

8 + 8 ocelli. PAO oval, 1.7 times larger than neighbor ocellus, with 7 vesicles. Buccal cone very long ( Fig. 17 View FIGURE 17 – 20 ). Mandibles absent, maxilla styliform ( Fig. 17 View FIGURE 17 – 20 ). Labrum long pointed at apex ( Figs 10 View FIGURES 10 – 16 , 17 View FIGURE 17 – 20 ). Labium without organites x and papillate setae L, with 11 + 11 ordinary setae ( Fig. 10 View FIGURES 10 – 16 ). Perilabial area with 5 + 5 subequal setae.

Dorsal chaetotaxy as in Fig. 1 View FIGURES 1 – 2 . Setae and sensory setae (s) short. Microsensilla on Th. II present. Head with unpaired seta d1 present and seta a0 absent. Th. I with 3 + 3 setae. Th. II with 11 + 11 setae (a2 present, a5 and m4 absent) and Th. III with 10 + 10 setae (a2, a5 and m4 absent). Abd. I–III with 8 + 8 setae (a3, m3 and m4 absent), Abd. IV with 9 + 9 setae (m-row setae absent). Abd. V with setae a2 absent and p2 present. Thoracic sterna without setae, ventral tube with 4 + 4 setae.

Dens with 5 setae, mucro slightly curved, with inner lamella ( Fig. 12 View FIGURES 10 – 16 ). Mucro/dens ratio: 3. Mucro + dens/ claws III ratio: 2.5. Manubrium with 13 + 13 posterior setae. Retinaculum with 3 + 3 teeth ( Fig. 12 View FIGURES 10 – 16 ).

Tibiotarsi I, II and III with 16–17, 16–17 and 16 setae, respectively ( Fig. 11 View FIGURES 10 – 16 ). Femora I, II and III with 11–12, 10–11 and 10 setae, trochanters I, II and III with 5, 5–6 and 5 setae, coxae I, II and III with 3, 7 and 7 setae, subcoxae 2 of legs I, II and III with 0, 2 and 2 setae, subcoxae 1 of legs I, II and III with 1, 2 and 2 setae, respectively. Claw without inner tooth and lateral teeth. Empodial appendage absent ( Fig. 11 View FIGURES 10 – 16 ).

Remarks. See remarks to S. romeroi comb. nov.