Hymedesmia jecusculum

Hymedesmia jecusculum
Scientific classification
Kingdom: Animalia
Phylum: Porifera
Class: Demospongiae
Order: Poecilosclerida
Family: Hymedesmiidae
Genus: Hymedesmia
Species:
H. jecusculum
Binomial name
Hymedesmia jecusculum

Hymedesmia jecusculum is a species of demosponge in the family Hymedesmiidae.

Distribution

This species was described from a cave on the coast of Harris in the Outer Hebrides, Scotland, United Kingdom where it was collected at low water spring tides by Captain F.W.L Thomas of the Hydrological Survey.[1]

Description

This sponge has acanthostyles of two size classes, 360-430 μm and 120-140 μm in length. The skeleton spicules are slightly fusiform tornotes with one end pointed and the other slightly rounded, 270-350 μm in length. The chelae are curved isochelae with the alae equal to the gap between them, 20-26 μm in length.[2]

References

  1. ^ a b Bowerbank, J.S. (1866). A Monograph of the British Spongiadae. Volume 2, pages 198-200. (Ray Society: London): i-xx, 1-290, pls I-XXXVII.
  2. ^ Picton, B.E. & Morrow, C.C. (2023). Hymedesmia jecusculum. (Bowerbank, 1866). [In] Sponges of Britain and Ireland. Accessed on 2026-01-17