Published May 23, 2023
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TABLE 2 in A new species of Acarnus Gray, 1867 (Porifera, Demospongiae, Acarnidae) from NE Brazil
Authors/Creators
- 1. Departamento de Zoologia, Universidade Federal de Pernambuco, Recife, Brazil
Description
TABLE 2. Comparative morphological and spicule dimensions, and distribution data for valid published species in the Acarnus “souriei” group of species. Values are in micrometers (µm), expressed as minimum–maximum or minimum– average –maximum length /width. References are numbered in parentheses and listed at the bottom of the table.
| Species | Form of growth | Spicules | Occurrence/ Depth | |||
|---|---|---|---|---|---|---|
| Cladotylotes | Megascleres oth- ers (t: tylotes; s: styles) | Toxas (I—Oxhorn; II—Thin deep-curved; III—Accolada) | Microscleres others (i:isochelae; a:acan- thostyles) | |||
| A. bicladotylotus Hoshino, 19811 | Incrusting, of- ten agglutinating calcareous debris or barnacles | I—140–210/3–7 II—38–110/0.5–6 | t: 143–404/3–6. s: 195–460/4–12 | I—48–75 II—30–212 III—150–250 | i:14–20 a:70–127/1.5–5 | Indo-West Pacific Japan, Indonesia, Mal- dives, Seychelle. |
| A. caledoniensis Hooper & Lévi, 19933 | Small spherical, subspherical or mas- sive sponges | I—122– 165.7 –192/1.5– 2.3 –3 cladome 2.5– 3.9 –5 II—68– 111.2 –152/1.5– 1.7 –2 Cladome 2– 2.4 –3.5 | t: 304– 330.1 – 365/3– 5.0 –6 s: 321– 354.3 – 423/4– 7.5 –10 | I—Oxhorn toxas absent II—52– 93.2 –141/0.5– 0.9 – 1.2 III—185– 269.6 –386/0.4– 1.1 –1.8 | i: 14– 18.4 –22 a:I–95– 111.7 –129/2– 3.3 –4 II–69– 76.3 –84/2– 3.1 –4 | Southern lagoon of New Caledonia/ 5–25m. |
| A. guentheri (Dendy, 1896) 4 (original descrip- tion) | Massive | I—280/3 II—80/1.5 | t: no information s: no information | Longs and lightly curved, resemble toxa | i: 12 a: no information | Australia. |
| Acarnus levii (Vacelet, 1960) 1 | Thinly encrusting to massive. | I—180–210/4.5–6 II—100–140/ 2–4 | t: 260–460/3–4.5 s: 315–480/6–9 | I & II—Oxhorn grading into thin deeply 20–140 III—not found | i: 13–16 a: 55–115/ 3–5 | Western Mediter- ranean/ 47–55m. |
| A. michoacanensis Aguilar-Camacho, Car- ballo & Cruz-Barraza, 20132 | Thinly encrusting sponge (2 mm thick) growing into dead coral fragments. | 112.5–135/2.5–3 µm; cladome 10.5–14 | t: 207.5–277/5–8 s: 207.5–277/5–8 | I—thin with a curvature in the middle 152–210 II—wing-shaped 42–92.5 | i: 1.3–12.5 a: 47.5–72.5/4–5.5 | Mexico/ 8m. |
| A. nicoleae van Soest, Hooper & Hiemstra, 19911 | Thinly encrusting dead corals, and also excavating these to a shallow depth. | I—140–205/3–5 II—70–117/1–2 | t: 119–380/ 3–7 s: 240–381/ 5–7 | I—48–75 II—30–212 III—140–330 | i: 14–21 a: 55–115/1–5 | Caribbean; Bra- zil./ 60–75m. |
| Cladotylotes | Megascleres oth- ers (t: tylotes; s: styles) | Toxas (I—Oxhorn; II—Thin deep-curved; III—Accolada) | Microscleres others (i:isochelae; a:acan- thostyles) | |||
| A. peruanus van Soest, Hooper & Hiemstra, 19911 | Thick Massive. | I—97–138/6.3–10 Cladome 9–22.5 II—57.5–75/2.5–4.Cladome 7.5–15 | t: 80–170 s:150–355/7.5– 12.5 | I—elongated with a lightly curvature in the middle (125–210) II—thin and lightly curved (25–75 μm) | i: 12–17.5 a: 75–98/2.5–6.3 | Central Peru; Mexican Tropical Pacific; Western Galapagos Island. |
| A. primigenius Hiemstra & Hooper, 19911 (origi- nal description) | Thin hairy crust on the surface of a Seri- atopora sp. (needle coral). | 54–67/5 | t: 137–184/2–5 s: 99–240/4–6 | I—14–46 II—Absent III—Absent | i: 14–21.5 a: 60–68/5 | Indonesian Ex- clusive Economic Zone/ 18 m. |
| A. radovani (Boury- Esnault, 1973)1 | Incrusting. | 172–218/ 4–6 | t: 350–473/3–4 s: Up to 350/ 5–8 | I—77–104/3–6 II—50–204 III—150–309 | i: 18–22 a:81–141 | Brazil (Parnam- buco and Rio de Janeiro States)/ 51–58.5 m. |
| A. souriei (Lévi, 1952) 1 | Thinly encrusting. | 80–200/ 4–6 | t: 230–310/ 3–5 s: 160–350/ 4–9 | I—30–78 II—50–150 III—160–200 | i: 12–20 a: I—100–165/ 4–6 II—63–90/ 2–3 | Senegal, Cape Verde Islands, Gulf of Guinea/ 0.2–25 m. |
| A. tener Tanita, 19631 | Massive (up to 2 cm thick and 5 by 4 in lateral expansion). | 130–190/ 5–6 | t: 180–330/2.5–5 s: 260–340/ 8–10 | I and II—70–110 (Oxhorn and thin deeply curved) III—160–230 | i: 12–18 a: 70–130/4–6 | Japan, Central Pacific |
Notes
Published as part of Nascimento, Elielton & Pinheiro, Ulisses, 2023, A new species of Acarnus Gray, 1867 (Porifera, Demospongiae, Acarnidae) from NE Brazil, pp. 527-528 in Zootaxa 5293 (3) on page 527, DOI: 10.11646/zootaxa.5293.3.5, http://zenodo.org/record/7961435
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Additional details
Identifiers
References
- Dendy, A. (1896) Catalogue of Non-Calcareous Sponges collected by J. Bracebridge Wilson, Esq., M. A., in the neighbourhood of Port Phillip Heads. Part II. Proceedings of the Royal Society of Victoria, New Series, 8, 14 - 51. [https: // biostor. org / reference / 70201]
- Vacelet, J. (1960) Eponges de la Mediterranee nord-occidentale recoltees par le ' President Theodore Tissier' (1958). Revue des Travaux de l'Institut des Peches maritimes, 24 (2), 267 - 269.
- Levi, C. (1952) Spongiaires de la cote du Senegal. Bulletin de l'Institut francais d'Afrique noire (A. Sciences naturelles), 14 (1), 34 - 59.