Phrynobatrachus krefftii Boulenger, 1909

Class: Amphibia > Order: Anura > Family: Phrynobatrachidae > Genus: Phrynobatrachus > Species: Phrynobatrachus krefftii

Phrynobatrachus krefftii Boulenger, 1909, Ann. Mag. Nat. Hist., Ser. 8, 4: 496. Syntypes: BMNH 1947.2.30.30–31 (formerly 1909.10.19.14–15), according to Grandison, 1985, in Frost (ed.), Amph. Species World: 447. BMNH 1947.2.30.30 designated lectotype by Greenwood, Loader, Lawson, Greenbaum, and Zimkus, 2020, J. Nat. Hist., London, 54: 72. Type locality: "Amani", Usambara Mountains, Tanzania.

Phrynobatrachus (Natalobatrachus) krefftiiLaurent, 1941, Rev. Zool. Bot. Afr., 34: 196.

Phrynodon krefftiiDubois, Ohler, and Pyron, 2021, Megataxa, 5: 419. 

English Names

Krefft's River Frog (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 103).

Krefft's Puddle Frog (Channing and Howell, 2006, Amph. E. Afr.: 283).


Submontane forests and streams in the West Usambara and Magrotto mountains, northeastern Tanzania, 770–1500 m elevation.

Geographic Occurrence

Natural Resident: Tanzania

Endemic: Tanzania


Prior to 2020 this species included the cryptic segregate Phrynobatrachus ambanguluensis; literature prior to that date should be used with caution. Reviewed by Barbour and Loveridge, 1928, Mem. Mus. Comp. Zool., 50: 201–203. Channing and Howell, 2006, Amph. E. Afr.: 283–284, and Pickersgill, 2007, Frog Search: 177–180, provided accounts. Frétey, 2008, Alytes, 25: 99–17, summarized the literature. See photograph, map, description of geographic range and habitat, and conservation status in Stuart, Hoffmann, Chanson, Cox, Berridge, Ramani, and Young, 2008, Threatened Amph. World: 472. In species group A of Zimkus, Rödel, and Hillers, 2010, Mol. Phylogenet. Evol., 55: 883–900. In the Phrynobatrachus krefftii group of Goutte, Reyes-Velasco, and Boissinot, 2019, ZooKeys, 824: 53–70. Harper, Measey, Patrick, Menegon, and Vonesh, 2010, Field Guide Amph. E. Arc Mts. Tanzania and Kenya: 238–239, provided a brief account and photograph. Channing and Rödel, 2019, Field Guide Frogs & Other Amph. Afr.: 270–271, provided a brief account, photograph, and range map.

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