Selenobrachys ustromsupasius Acuña, Dumbrique, Ranido, Ragasa, Noriega, Mayor, Florendo, Fadri, von Wirth, Santiago-Bautista & Guevarra, 2025

Described by Volker von Wirth, Darrell C. Acuña, Maria Mikaela U. Dumbrique, Maricel C. Ranido, Lorenz Rhuel P. Ragasa, Charles Nylxon C. Noriega, Anna Beatriz R. Mayor, Gregorio Antonio Florendo Jr, Mary Jane A. Fadri, Myla R. Santiago-Bautista, Leonardo A. Guevarra Jr

♀ Female described ♂ Male described
Female Female © Acuña et al. (2025), paratype female UST-ARC 0005, dorsal habitus

Type Locality and Records

Type locality

Original Description

Acuña, D. C., Dumbrique, M. M. U., Ranido, M. C., Ragasa, L. R. P., Noriega, C. N. C., Mayor, A. B. R., Florendo Jr, G. A., Fadri, M. J. A., von Wirth, V., Santiago-Bautista, M. R. & Guevarra Jr, L. A. (2025). Taxonomic revalidation of Selenobrachys Schmidt, 1999 and Chilocosmia Schmidt & von Wirth, 1992 based on morphological and molecular analyses (Araneae, Theraphosidae), with the description of a new species from Romblon Island, Philippines. ZooKeys 1233: 139-193.

Distribution

Philippines

Type Locality: Brgy. Tambac, Municipality of Romblon, Romblon Island, Romblon Province, Philippines, 200 m a.s.l.

Adult Male Activity

Collection months of 1 adult male specimen record, against the rainfall where they live

Dry seasonWet season129°26°JFMAMJJASOND10325mm0
Adult males collected

Mean monthly rainfall and temperature 2001–2020 near where these males were collected, Philippines. MERRA-2 via NASA POWER, for a grid cell averaging 0 m. Wet and dry seasons, from the rainfall at the locality itself.

Etymology

The specific epithet is a masculine adjective derived from the combined names of the collaborating academic institutions and an organisation of the project in which this study is involved: the University of Santo Tomas (UST), Romblon State University (RSU), Mindanao State University-Iligan Institute of Technology (MSU-IIT), University of the Philippines-Diliman (UPD) and the Philippine Arachnological Society, Inc. (PASI), with the Latin suffix -us.

Specimen Records (3)

UST-ARC 0002 ♂ Holotype Philippines

Brgy. Tambac, Municipality of Romblon, Romblon Island, 200 m a.s.l., Romblon

September 2022 · col. A. B. Mayor, L. De Capiz & R. M. De Capiz

Holotype male of Selenobrachys ustromsupasius (field no. R01-02).

UST-ARC 0001, 0003-0014 Paratype Philippines

Brgy. Tambac, Municipality of Romblon, Romblon Island, 200 m a.s.l., Romblon

September 2022 · col. A. B. Mayor, L. De Capiz & R. M. De Capiz

Paratypes of Selenobrachys ustromsupasius: 4 males, 8 females and 1 juvenile, same data as the holotype (field nos R01-01, R01-03 to R01-14).

UST-ARC 0015-0030 Paratype Philippines

Brgy. Guimpingan, Municipality of Romblon, Romblon Island, 80 m a.s.l., Romblon

February 2023 · col. D. C. Acuña, L. A. Guevarra Jr, C. N. Noriega, M. J. Fadri, G. A. Florendo Jr & C. J. Cabisuelas

Paratypes of Selenobrachys ustromsupasius: 2 males, 4 females and 10 juveniles (field nos R02-01 to R02-16).

Bibliography (1)

Acuña, D. C., Dumbrique, M. M. U., Ranido, M. C., Ragasa, L. R. P., Noriega, C. N. C., Mayor, A. B. R., Florendo Jr, G. A., Fadri, M. J. A., von Wirth, V., Santiago-Bautista, M. R. & Guevarra Jr, L. A. (2025). Taxonomic revalidation of Selenobrachys Schmidt, 1999 and Chilocosmia Schmidt & von Wirth, 1992 based on morphological and molecular analyses (Araneae, Theraphosidae), with the description of a new species from Romblon Island, Philippines. ZooKeys 1233: 139-193.
The World Spider Catalogue