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Research Article

A new neotropical and southernmost distributional record of freshwater sponge dosilia radiospiculata (Mills, 1888) (Porifera: Demospongie: Spongillidae) from Honduras

ORCID Icon, ORCID Icon, &
Pages 183-187 | Received 21 Aug 2020, Accepted 07 Apr 2022, Published online: 17 Apr 2022

Figures & data

Figure 1. Previous records (PR) of D. radiospiculata from North America and Mexico (Green circle), taking from different sources following the taxonomic arrangement by Cândido et al. [Citation4], and the new recorded (NR), which is a Pacific distribution in Honduras (red triangle).

Figure 1. Previous records (PR) of D. radiospiculata from North America and Mexico (Green circle), taking from different sources following the taxonomic arrangement by Cândido et al. [Citation4], and the new recorded (NR), which is a Pacific distribution in Honduras (red triangle).

Figure 2. Locality, where the sponge was collected. A) Iztoca River during dried season; B) organism attached to rock, C) organism with a small insect marked with red arrow.

Figure 2. Locality, where the sponge was collected. A) Iztoca River during dried season; B) organism attached to rock, C) organism with a small insect marked with red arrow.

Figure 3. Structures taken by SEM to identify the specie Dosilia radiospicluata in this study. A) Gemmule with surface armed by gemmuloscleres; B) close-up of the gemmular outer layer with long and short gemmuloscleres; C) pseudobirotule; D) young gemmulosclere; E) birotules; F) microscleres (oxeas and anfioxeas).

Figure 3. Structures taken by SEM to identify the specie Dosilia radiospicluata in this study. A) Gemmule with surface armed by gemmuloscleres; B) close-up of the gemmular outer layer with long and short gemmuloscleres; C) pseudobirotule; D) young gemmulosclere; E) birotules; F) microscleres (oxeas and anfioxeas).