Geophilus alzonis
{{Short description|Centipede}}
{{Speciesbox
| genus = Geophilus
| species = alzonis
| authority = (Attems, 1952)
}}
Geophilus alzonis is a species of soil centipede in the family Geophilidae{{cite web |title=Geophilus alzonis Attems, 1952 |url=https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=1092533#null |website=Integrated Taxonomic Information System |access-date=14 December 2021}} found in Monte Alzo near Tolosa in Spain, which it was named after.{{cite web |title=Geophilus alzonis Attems, 1952 |url=https://chilobase.biologia.unipd.it/searches/result_species/2992 |website=ChiloBase 2.0 |access-date=14 December 2021}} It's a poorly defined species{{cite journal |last1=Bonato |first1=Lucio |last2=Minelli |first2=Alessandro |last3=Lopresti |first3=Massimo |last4=Pierfilippo Cerretti |first4=Pierfilippo |title=Supplementary File 1 |journal=ChiloKey, an interactive identification tool for the geophilomorph centipedes of Europe (Chilopoda, Geophilomorpha) |date=2014 |pages=1–8 |url=https://www.researchgate.net/publication/294947495_Supplementary_material_1 |access-date=14 December 2021}}{{cite journal |last1=Bonato |first1=Lucio |last2=Minelli |first2=Alessandro |title=Geophilomorph centipedes in the Mediterranean region: revisiting taxonomy opens new evolutionary vistas |journal=Soil Organisms |date=2009 |volume=81 |issue=3 |pages=489–503 |url=https://www.researchgate.net/publication/228567307_Geophilomorph_centipedes_in_the_Mediterranean_region_revisiting_taxonomy_opens_new_evolutionary_vistas |access-date=14 December 2021}} that was described as being light yellow with a light chestnut brown head and 13–14 mm long, with small but numerous leg bristles, sternites bearing three longitudinal furrows, a carpophagus formation from segments 3–6 to segments 11th-13, and 37-51 leg pairs.{{cite journal |last1=Attems |first1=C. |title=Myriopoden der Forschungsreise Dr. H. Franz in Spanien 1951 nebst Übersicht über die gesamte iberische Myriopodenfauna |journal=Eos |date=1952 |volume=28 |pages=323–366 |url=http://bionames.org/references/9a89336ad72ecf966b46775779ecf472 |access-date=20 July 2022}}