Petitella georgiae Géry & Boutière, 1964
False rummynose tetra
Petitella georgiae
photo by Hoffmann, P. and M. Hoffmann

Family:  Characidae (Characins; tetras), subfamily: Stethaprioninae
Max. size:  3.86 cm SL (male/unsexed)
Environment:  pelagic; freshwater; pH range: 5.5 - 7; dH range: 12
Distribution:  South America: upper Amazon River basin in Peru; Purus, Negro, and Madeira River basins.
Diagnosis:  This species is distinguished from its congeners by the following characters: maxillary long and wide (vs. very short and round in bleheri and short in rhodostoma); premaxillary teeth in a single row (vs. two in bleheri, rhodostoma); dentary with 9-11 teeth with 5 cuspids (vs. 6, with 6-7 cuspids, followed by 1 or 2 tricuspidate ones in bleheri, and 5-6 with 5 cuspids, usually followed by 4 conical teeth in rhodostoma); black spot on lower posterior border of caudal peduncle absent (vs. present in bleheri, rhodostoma) (Ref. 127081)
Biology:  Feeds on worms, small crustaceans and plant matter (Ref. 7020). Aquarium keeping: in groups of 5 or more individuals; minimum aquarium size 80 cm (Ref. 51539).
IUCN Red List Status: Least Concern (LC); Date assessed: 04 March 2021 Ref. (130435)
Threat to humans:  harmless


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