The millipedes and centipedes of Chiapas amber Author Riquelme, Francisco Author Hernández-Patricio, Miguel text Check List 2018 2018-08-10 14 4 637 646 http://dx.doi.org/10.15560/14.4.637 journal article 10.15560/14.4.637 1809-127X Spirobolida sp. indet. Referred material. 2 specimens : MALM .313: adult of indeterminate sex, complete specimen ( Fig. 1D–E ); MALM .18: juvenile, complete specimen ( Fig. 2A–C ). Locality. Mexico , Chiapas : Simojovel: La Pimienta site, 17° 08 ′ 29 ″ N , 092°45 ′ 46 ″ W . Identification. Head with 18 or 11 ocelli, antenomeres short and flattened, collum smooth; trunk smooth with about 40 rings in MALM.313 or 28 as seen in MALM.18, telson with a preanal sclerite, two well-rounded valves and a short subanal plate. This is the first fossil record of Spirobolida in Chiapas amber. Remarks. Living members of Spirobolida are found in 23 states of Mexico , including Baja California Sur , Baja California , Colima , Chiapas , Chihuahua , Durango , Guanajuato , Guerrero , Jalisco , Mexico City , Michoacán , Morelos , Nayarit , Nuevo León , Oaxaca , Puebla , Quintana Roo , San Luis Potosí , Tamaulipas , Veracruz , Yucatán , the State of Mexico , and Zacatecas ( Bueno-Villegas et al. 2004 , Shelley 2010 , Medrano 2014 ). Subterclass Eugnatha Attems, 1898 Superorder Juliformia Attems, 1926