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Rhinella lilyrodriguezae

Rhinella lilyrodriguezae

Peru
Status
Unknown

IUCN conservation assessment category

Habitat
Forest, Grassland, Freshwater, Mountain

Primary ecological niche & biome

Diet
ants, termites, web spiders, and crawling worms

Dietary type and primary food source

Activity
crepuscular

Diurnal, nocturnal, or active patterns

Scientific Summary

GBIF Taxonomic Backbone & Wikipedia Registry Profile

Description of the holotype. Gravid female; body robust; SVL 58.3 mm; head triangular in dorsal view; head wider than long (HW 1.12 times HL), head width 30 % of SVL; head length 27 % of SVL; head narrower than body; snout acuminate, rounded terminally in dorsal view; not bulbous at tip; distance from the nostril to the tip of the snout (3.2 mm) is noticeably less than the distance from the nostril to the eye (5.8 mm), constituting 20 % of head length; snout long, protuberant, directed slightly anteroventral as " shark snout " in profile (Fig. 3); snout with a ventral keel; canthus rostralis angular, rounded in lateral view; loreal region concave; nostrils small, rounded, not protruding, directed laterally, beyond anterior margin of lower jaw; internarial area concave; eye diameter equal to half the interorbital distance (ED / IOD = 0.5), ED noticeably shorter than E-D; canthal ridges angular evident; cephalic crests moderately developed; pre-, supra-, postorbital crests distinct, continuous; occipital crest absent; supratympanic crest evident, expanded laterally; pretympanic crests well defined; tympanic annulus weakly defined, superficial tympanic membrane present, not in contact with parotoid glands or postorbital crests; tympanum diameter smaller than eye diameter; parotoid glands moderately large (about same size as ED), roughly triangular in outline; upper eyelid covered with many, low, keratin-tipped tubercles; dorsal and lateral surfaces of head bearing many warts; forearms long, slender; forearm length 26 % of SVL; dorsal surface of forelimbs spiculate, bearing densely scattered subconical tubercles; hand length 28 % of SVL; hands with long fingers; relative lengths of fingers I <II <IV <III; finger tips rounded; fingers basally webbed, extended between fingers II-IV; Finger IV bears well-defined lateral fringes (Fig. 4 A); palmar tubercle prominent, round, larger than oval thenar tubercle, about one half size of the palmar tubercle; subarticular tubercles diffuse, low, round to ovoid; supernumerary tubercles low, poorly developed, indistinct; hindlimbs long, slim; tibia length 40 % of SVL; tibia longer than foot; dorsal surface of hindlimbs spiculate with subconical tubercles; foot length 39 % of SVL; toes long; relative lengths of toes I <II <III <V <IV; toes tips rounded; toes moderately webbed, with the following formula: I 1 - 2 - II 1 -- 2 III 1 - 3 + IV 3 + - 2 V; free portions of all toes bear well-defined lateral fringes (Fig. 4 B); tarsal fold absent; inner metatarsal tubercle large, slightly elliptical, weakly protuberant; outer metatarsal tubercle round, smaller than inner metatarsal tubercle, half the size of inner metatarsal tubercle; subarticular tubercles diffuse, low, round to ovoid; supernumerary tubercles indistinct, skin on dorsal surface of the body with numerous small, round, elevated tubercles, bearing single keratinized tip; flanks with lower density of tubercles than dorsum; dorsolateral row of small, conical tubercles extending from parotoid gland to groin, not forming a distinct dorsolateral fold; skin of venter and throat, chest and venter granular; cloacal opening directed posteriorly at the mid-level of the thighs); tongue narrow, about 2.5 times as long as wide, not notched posteriorly, posterior one half free; choanae small, ovoid, widely separated and partially concealed by palatal shelf of maxilla.
Biology & Conservation

Ecologically, the conservation status of Rhinella lilyrodriguezae is officially designated as Unknown. Current field registries estimate a global population composed of an unquantified number of individuals, making habitat preservation critical to maintaining their wild populations.

It is typically endemic to forest, grassland, freshwater, mountain, showing great physiological synergy with its surroundings. In terms of dietary preferences, it relies primarily on a diet of ants, termites, web spiders, and crawling worms. It exhibits specialized adaptations centered around a crepuscular activity pattern, optimizing its energy conservation and interactions within its native ecosystem. The species has a typical natural lifespan of approximately 6 years, allowing it to adapt and mature through structured generational cycles.

Ongoing biological monitoring and ecological advocacy emphasize the importance of protecting this species. The stability of its food chain and the prevention of fragmentation in its primary range are vital for the continued survival of Rhinella lilyrodriguezae.

Energy & Activity Profile
Habitat & Adaptation Index
Quick Facts
Native RangePeru
Habitat RangeForest, Grassland, Freshwater, Mountain
Lifespan6 Yrs
StatusUnknown
ScientificRhinella lilyrodriguezae
Registry Info
Lifespan6 years
KingdomAnimalia
FamilyBufonidae