Cr. chetumalensis:

ECOCH 5467 (holotype, dig.), ECOCH 1005 (11 paratypes), ECOCH 1693 (8 paratypes), Mexico, Quintana Roo, Arroyo Aguadulce, tributary of Rio Hondo, at Sabidos, about 20 km upstream from Chetumal ; ECOCH 1465 (2 paratypes), Mexico, Quintana Roo, Arroyo Ucum, tributary of Rio Hondo, at Ucum ; ECOCH 1536 (1 paratype), Mexico, Quintana Roo, outlet of Laguna Encantada into Rio Hondo ; ECOCH 1559 (4 paratypes), Mexico, Quintana Roo, Laguna Kana; ECOCH 1593 (3 paratypes), ECOCH 2328 (7 paratypes), Mexico, Quintana Roo, Laguna Ocom; ECOCH 1900 (13 paratypes), Mexico, Quintana Roo, Laguna Caobas; UMMZ 210888 (9 paratypes, 2 C&S, 8 dig.), Mexico, Quintana Roo, Rio Hondo at La Union; BMNH 1974.1.3.753-755 (3), British Honduras [Belize]; UMMZ 159308 (4), UMMZ 167692 (16, 16 dig.), UMMZ 167696 (56, 2 C&S, 16 dig.), Belize, Cayo, Belize River; UMMZ 187977 (21), Guatemala, Petén, RioSarstun; UMMZ 197224 (16, 2 C&S, 15 dig.), Guatemala, RioNimblaja, 1 km above mouth into RioSarstun .