Published December 31, 2020
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Table 2 in Ceriantharia (Cnidaria) of the World: an annotated catalogue and key to species
Authors/Creators
- 1. Universidade Estadual Paulista (UNESP), FCL / Assis, Laboratorio de Evolucao e Diversidade Aquatica; LEDA, Departamento de Ciencias Biologicas, Assis, Brazil & Universidade Estadual Paulista (UNESP), Departamento de Zoologia, Instituto de Biociencias, Botucatu, SP, Brazil
- 2. University of The Ryukyus, Faculty of Science, Department of Biology, Chemistry, and Marine Science, MISE (Molecular Invertebrate Systematics and Ecology) Laboratory, Okinawa, Japan & University of The Ryukyus, Tropical Biosphere Research Center, Okinawa, Japan
- 3. Universidade de Sao Paulo (USP), Instituto de Biociencias, Sao Paulo, SP, Brazil
- 4. Universidade Estadual Paulista (UNESP), FCL / Assis, Laboratorio de Evolucao e Diversidade Aquatica; LEDA, Departamento de Ciencias Biologicas, Assis, Brazil & University of The Ryukyus, Faculty of Science, Department of Biology, Chemistry, and Marine Science, MISE (Molecular Invertebrate Systematics and Ecology) Laboratory, Okinawa, Japan
- 5. Instituto de Investigaciones Marinas y Costeras (Iimyc) CONICET; Facultad De Ciencias Exactas y Naturales Universidad Nacional de Mar Del Plata Funes 3250. 7600 Mar Del Plata, Argentina & Estacion Cientifica Coiba (Coiba-Aip), Clayton, Panama, Republica de Panama
- 6. Universidade de Sao Paulo (USP), Instituto de Biociencias, Sao Paulo, SP, Brazil & Universidade de Sao Paulo (USP), Centro de Biologia Marinha, Sao Sebastiao, SP, Brazil
Description
Table 2. Comparison of anatomical features of Ceriantheopsis species (after Stampar et al. 2016).
| C. americana | C. nikitai | C. austroafricana | C. lineata | |
|---|---|---|---|---|
| Marginal tentacles | Up to 100-120 | Up to 70 | Up to 70 | Up to 60 |
| Directive labial tentacle | Present | Present | Present | Absent |
| Arrangement of labial tentacles | (2)413.4232.4312* (4)413.4231.4312.4312 | (3)423.4232.4312.4312 | (2)313.4343.4324.3124 | 4231.4231.4231.4231 |
| Actinopharynx | 1/12-1/8 of gastric cavity | 1/5-1/4 of gastric cavity | 1/10-1/8 of gastric cavity | 1/6-1/5 of gastric cavity |
| Oral disc | 0.7-1.0 cm | ~0.6-0.7 cm | Wide, ~1.5 cm in preserved | 1.0 - 1.5 cm in preserved |
| Siphonoglyph | Narrow, 4 mesenteries attached | Wide, 4 mesenteries attached | Wide, 4 mesenteries attached | Narrow, 2 mesenteries attached |
| Directive mesenteries | <Actinopharynx | ~Actinopharynx | ~Actinopharynx | <Actinopharynx |
| P2 | To aboral pole | To aboral pole | To aboral pole | Almost to aboral pole |
| P3 | =B | =B | =B | =B |
| M | >>B | <2B | >B | ≥B |
| M3 | ≤M2 | >M2 | ≤M2 | <Half M2 |
| Cnido-glandular tract at fertile mesenteries of first quartets | Present | Not present | Present | Present |
| Craspedion tract at fertile mesenteries | 6/7-8/9 | 3/5 | 6/7 | ~6/7-8/9 |
| Cnido-glandular tract at B | <<b | =b | <b | <b |
| Craspedonemes of craspedion at fertile mesenteries | Sometimes present | Absent | Absent | Absent |
Notes
Published as part of Stampar, Sergio N., Reimer, James D., Maronna, Maximiliano M., Lopes, Celine S. S., Ceriello, Hellen, Santos, Thais B., Acuna, Fabian H. & Morandini, Andre C., 2020, Ceriantharia (Cnidaria) of the World: an annotated catalogue and key to species, pp. 1 in ZooKeys 952 on page 1, DOI: 10.3897/zookeys.952.50617
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Additional details
Identifiers
References
- Stampar, SN, Maronna, MM, Kitahara, M V, Reimer, JD, Beneti, JS, Morandini, AC, 2016. Ceriantharia in Current Systematics: Life Cycles, Morphology and Genetics. In: Goffredo, S, Dubinsky, Z, Eds., , The Cnidaria, Past, Present and Future: The world of Medusa and her sisters. Springer International Publishing, Cham: 61 - 72, DOI: https://doi.org/10.1007/978-3-319-31305-4_5