Leeches from Chiapas, Mexico, with a new species of Erpobdella (Hirudinida: Erpobdellidae) Author Tessler, Michael Author Siddall, Mark E. Author Oceguera-Figueroa, Alejandro text American Museum Novitates 2018 2018-03-12 2018 3895 1 1 http://www.bioone.org/doi/10.1206/3895.1 journal article 10.1206/3895.1 0003-0082 10110402 9D717287-DF87-40F4-8430-FC79A685E331 Diestecostoma octannulata Moore, 1946 Figures 10–11 The presence of five eyespot pairs arranged in a parabolic arc (first four pairs on contiguous annuli and two annuli separating fourth and fifth pair), complete somite eight annulate (16 + 1/2 annuli between gonopores) is consistent with the description of Diestecostoma octannulata Moore, 1946 . Found in a rotten tree under the bark. Terrestrial leech; presumably non-blood-feeding (macrophagous). New country record; new state record; new locality record: Mexico , Volcán Tacaná, la Caracola ( 15°06′19.39″N , 92°05′47.27″W ; 2452 m ), one specimen collected July, 25, 2015, by Alejandro Oceguera-Figueroa ( CNI 15 ). GenBank cox1 barcode sequence accession: MG 821605 .