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Megophrys jiulianensis

Megophrys jiulianensis

China
Status
Unknown

IUCN conservation assessment category

Habitat
Forest, Freshwater, Mountain

Primary ecological niche & biome

Diet
flying insects, forest spiders, and crawling invertebrates

Dietary type and primary food source

Activity
nocturnal

Diurnal, nocturnal, or active patterns

Scientific Summary

GBIF Taxonomic Backbone & Wikipedia Registry Profile

Description of holotype. Adult male. Habitus slender and small, SVL 32.0 mm; head width slightly larger than head length, HDW / HWL 1.04; snout rounded in dorsal view, projecting, sloping backward to mouth in profile, protruding well beyond margin of lower jaw; top of head flat; eye large, ED / HDL 0.39; nostril oblique ovoid; pupil vertical; canthus rostralis well developed, forming the beginning of a fleshy, protruding ridge, that continues over the upper eyelid, and transitions into a supratympanic fold that terminates in the scapular region; loreal region vertical; internasal distance slightly larger than interorbital distance; tympanum distinct, moderate-sized, TD / ED 0.52; large ovoid choanae at the base of the maxilla; weak vomerine ridge bearing vomerine teeth; margin of tongue weakly notched posteriorly; internal vocal slits present near the rear of the lower mandible .. RAD / SVL 0.25; absence of lateral fringes and webbing on fingers, relative finger lengths II <I <IV <III; tip of finger rounded, slightly swollen; presence of an indistinct subarticular tubercle on the base of each finger; outer metacarpal tubercles indistinct, inner metacarpal tubercles distinct and observably enlarged. Hindlimbs long, tibio-tarsal articulation reaching forward to the middle of eye when hindlimb is stretched along the side of the body; heels overlapping when the flexed hindlimbs are held at right angles to the body axis; TIB / SVL 0.46 and FTL / SVL 0.62; relative toe lengths I <II <V <III <IV; tips of toes round and slightly dilated; presence of rudimentary webbing on toes but absence of lateral fringes and tarsal folds; presence of a subarticular tubercle only at the bases of the first and second toes; presence of a long ovoid inner metatarsal tubercle and absence of outer metatarsal tubercle. Dorsum rough with dense granules bearing spines; canthus rostralis, margin of tympanum, supratympanic fold and upper lip with dense spines; presence of large tubercles bearing spines on dorsal surface of body, surface of flanks and dorsal and posterolateral surface of limbs; prominent parallel dorsolateral ridges with granules bearing spines on back of trunk; presence of a horn-like tubercle bearing a spine at its tip at the edge of eye lid; distinct supratympanic fold curving posteroventrally from posterior corner of eye to a level above insertion of arm; ventral skin texture smooth, the lower lip bears spines; sides of belly with large tubercles; ventral skin texture of thighs smooth with a few small tubercles, posterior surface and surface around anus with large tubercles bearing spines; surface of tibia-tarsal with a few tubercles bearing spines; presence of spines on lateral sides of fingers and toes; pectoral gland moderate-sized, closer to axilla; single femoral gland on rear of thigh, distinctly smaller than pectoral gland.
Biology & Conservation

Ecologically, the conservation status of Megophrys jiulianensis 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, freshwater, mountain, showing great physiological synergy with its surroundings. In terms of dietary preferences, it relies primarily on a diet of flying insects, forest spiders, and crawling invertebrates. It exhibits specialized adaptations centered around a nocturnal 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 Megophrys jiulianensis.

Energy & Activity Profile
Habitat & Adaptation Index
Quick Facts
Native RangeChina
Habitat RangeForest, Freshwater, Mountain
Lifespan6 Yrs
StatusUnknown
ScientificMegophrys jiulianensis
Registry Info
Lifespan6 years
KingdomAnimalia
FamilyMegophryidae