Oscarinus texensis
(Cartwright, 1972)
Oscarinus texensis is a dung beetle in the Scarabaeidae, first described by Cartwright in 1972. The species is to Texas, USA, and belongs to a known for its ecological role in cattle farming systems. Like other members of Oscarinus, this species is associated with bovine and contributes to nutrient cycling in agricultural landscapes.
Pronunciation
How to pronounce Oscarinus texensis: /ɔsˈkaː.rɪ.nʊs tɛkˈsɛn.sɪs/
These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.
Habitat
Agricultural and pastoral landscapes; specifically associated with cattle farming environments where bovine is present. The occurs in soil systems where dung incorporation takes place.
Distribution
to Texas, USA (Nearctic region). Distribution records confirm presence in the with specific locality in Texas.
Diet
-feeding; specifically associated with bovine dung as a food and breeding substrate.
Host Associations
- Bos taurus - commensalUses cattle as primary resource; no direct parasitic or mutualistic relationship with the animal
Behavior
Tunneler-type dung beetle has been observed in ; buries beneath pat to feed and breed. Direct behavioral observations for this are limited.
Ecological Role
Nutrient recycler in cattle farming systems; mixes into soil, contributing to organic matter decomposition and soil aeration. May reduce methane emissions from pats through burial activity.
Human Relevance
Beneficial insect in cattle agriculture; vulnerable to ivermectin and other cattle parasiticides that persist in . Conservation of requires careful management of anthelmintic treatments in livestock.
Similar Taxa
- Oscarinus rusicola with similar ecological role in cattle systems; may overlap in distribution and use
More Details
Taxonomic note
The epithet 'texensis' reflects the Texas type locality. The Oscarinus was established within the Aphodiinae, a of Scarabaeidae containing many -associated beetles.
Conservation concern
Like other dung beetles in agricultural systems, O. texensis pressure from veterinary pharmaceuticals. Studies on related demonstrate significant mortality from moxidectin and ivermectin residues in cattle .