Cr. spilurus:

BMNH 1864.1.26.52 (lectotype, dig.), BMNH 1864.1.26.53-55 (3 paralectotypes, dig.), Guatemala, Lake “Isabel” [Izabal]; BMNH 1865.4.29.74 (1), Guatemala, Rio Motagua ; MNHN 0000-9845 (3), Guatemala, “Le Mullins”; UMMZ 146096 (2), Guatemala, Alta Verapaz, El Canal, tributary of Rio Polochic ; UMMZ 190591 (32, 6 dig.), Guatemala, Izabal, Rio del Amatillo ; UMMZ 190625 (16, 6 dig.), Guatemala, Izabal, Rio Samahyi, 10 mi SE of Modesto Mendez; UMMZ 190642 (23, 6 dig.), Guatemala, Izabal, Rio Sauce 4 km E of El Estor ; UMMZ 190669 (1) Guatemala, Izabal, RioTarneja, 10 km SW of Livingston ; UMMZ 190691 (122), Guatemala, Izabal, Rio San Marcos ; UMMZ 190709 (3), Guatemala, Rio San Francisco II, 15 km S of Puerto Barrios ; UMMZ 190735 (38), Guatemala, RioJuaquitun, tributary to RioSecon; UMMZ 190754 (3, 3 dig.), Guatemala, Alta Verapaz, Rio Polochic, 1.5 W of Pancajche ; UMMZ 197198 (62, 2 C&S, XR), UMMZ 197265 (34, 10 dig.), Guatemala, Izabal, Rio Dulce N of mouth of RioCienaga; UMMZ 197317 (20), Guatemala, Izabal, Rio Trincheras ; UMMZ 198872 (2); UMMZ 225000 (2, 2 dig.), Guatemala, Izabal, Rio Dulce at mouth on Lago “Isabel” [Izabal] ; UMMZ uncat. (7), Guatemala, Rio Blanco ; UMMZ uncat. (1), Guatemala, Lago Izabal . [ Cichlasoma spinosissimum var. immaculatum: MNHN 9846 (2 syntypes), Guatemala, Rio Polochic ]