Published December 31, 2020
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Table 4 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 4. Comparison of anatomical features of Pachycerianthus species (after Stampar et al. 2015).
| Species | Directive mesenteries length | Directive labial tentacle | M-mesentery (M1) length | M-mesentery (M2) length | M-mesentery (m1) length | M-mesentery (m2) length | Mesenteries attached to siphonoglyph | Siphonoglyph shape | Number of marginal tentacles |
|---|---|---|---|---|---|---|---|---|---|
| P. aestuari | > stomodeum | ? | Reach aboral pore | ≅ M-1 | 1/5 of M-1 | = m-1 | 16 | Wide | 30-34 |
| P. benedeni | <stomodeum | ? | Reach aboral pore | ? | ? | ? | 6? | Wide? | ~125 |
| P. borealis | > stomodeum | ? | Reach aboral pore | = M-1 | 3/4 of M-1 | ~1/3 of M-1 | 8 | Wide | 139-155 |
| P. curacaoensis | > stomodeum | Absent | Reach aboral pore | 1/2 of M-1 | 1/4 of M-1 | 2/3 of m-1 | 4 | Short and narrow | 74-105 |
| P. delwynae | > stomodeum | Present | Almost reach aboral pore | Larger than M-1 | 1/3 of M-1 | 1/2 of M-1 | 6 | Narrow | 89-114 |
| P. dohrni | ? | Half column (?) | > M-1 | ? | ? | ? | ? | ~160 | |
| P. fimbriatus | > stomodeum | Present | Reach aboral pore | 3/4 of M-1 | 1/3 of M-1 | 1/3 of M-1 | 8 | Wide and long | <60 |
| P. insignis | <stomodeum | Present | Almost reach aboral pore | ≅M-1 | ≅M-1 | ≅M-2 | 8 | ? | ~100 |
| P. johnsoni | <stomodeum | ? | Reach aboral pore | ≅3/4 of M-1 | 3/4 of M-1 | 1/2 of M-1 | 8 | Wide | ~108 |
| P. longistriatus | > stomodeum | Present | Reach aboral pore | =M-1 | 1/3 of M-1 | 1/4 of M-1 | 6 | Wide | 138-140 |
| P. magnus | > stomodeum | Present | Almost reach aboral pore | 3/4 of M-1 | 1/3 of M-1 | 1/2 of M-1 | 6 | Short and narrow | ~120 |
| P. maua | <stomodeum | Absent | Reach aboral pore | 1/4 of M-1? | 1/3 of M-1? | 1/3 of M-1? | 6 | Narrow | ~150 |
| P. monostichus | > stomodeum | Present | Reach aboral pore | ≅M-1 | 1/2 of M-1 | ≅m-1 | 8 | Narrow and long | ~47 |
| P. multiplicatus | > stomodeum | Absent | Reach aboral pore | =M-1 | 1/3 of M-1 | 1/3 of M-1 | 6 | Narrow | 175 |
| P. nobilis | ? | ? | ? | ? | ? | ? | ? | ? | 160-170 |
| P. schlenzae | > stomodeum | Present | Reach aboral pore | 3/4 of M-1 | 1/2 of M-1 | 1/3 of M-1 | 6 | Long and narrow | 60-85 |
| P. solitarius | > stomodeum | Present | Reach aboral pore | ≅ M-1 | 1/4 of M-1 | 1/5 of M-1 | 6 | Narrow | ~64 |
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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