Bujurquina, Kullander, 1986

Careaga, Matías, Miranda, Guido & Carvajal-Vallejos, Fernando M., 2023, Description of two new species of Bujurquina (Teleostei: Cichlidae) from the Bolivian Amazon, Neotropical Ichthyology (e 220093) 21 (2), pp. 1-21 : 16

Key to the species of Bujurquina from Bolivia

1a. Pectoral fin short (≤ 32.2% SL); buccal spots present, particularly in large specimens .......................................................................................................2

1b. Pectoral fin long (≥ 32.5% SL); buccal spots absent ..................................................3

2a. Head length 33.7–37.4% SL; head depth 27.7–31.0% SL; predorsal length 40.9 45.4% SL; prepelvic length 38.0–43.6% SL; number of scales of E1 24–26; number of scales of inferior lateral line 8–11; distinctive nape band........................ B. beniensis (Amazon basin, Río Beni drainage)

2b. Head length 38.6–40.9% SL; head depth 34.5–37.6% SL; predorsal length 45.4–46.0% SL; prepelvic length 44.5–50.5% SL; number of scales of E1 21–23; number of scales of inferior lateral line 6–7; faint nape band ..................... B. oenolaemus (La Plata basin, Río Paraguay drainage)

3a. Body depth ≤ 45.8% SL; head depth ≤ 36.1% SL; vertical bars 5 and 6 may be fused .............................................................................................................................4

3b. Body depth ≥ 45.8% SL; head depth ≥ 36.1% SL; vertical bars 5 and 6 not fused ............................................... B. vittata (La Plata basin, Río Paraguay drainage)

4a. Head length 33.3–37.0% SL; distinctive nape band; lateral band undivided or divided with short discontinuation between bars 4 and 5; no dark spots on spiny dorsal fin.................... B. cf. cordemadi (Amazon basin, Río Madre de Dios drainage)

4b. Head length 37.1–40.2% SL; faint nape band; lateral band divided with large discontinuation between bars 4 and 5; dark spots on spiny dorsal fin may be present .......... B. mabelae (Amazon basin, Río Mamoré and Río Iténez drainages)