Pachycerianthus Roule, 1904

Stampar, Sérgio N., Morandini, André C. & Silveira, Fábio Lang Da, 2014, A new species of Pachycerianthus (Cnidaria, Anthozoa, Ceriantharia) from Tropical Southwestern Atlantic, Zootaxa 3827 (3), pp. 343-354 : 345

Genus Pachycerianthus Roule, 1904

Pachycerianthus aestuarii ( Torrey and Kleeberger, 1909)

Pachycerianthus benedeni Roule, 1904

Pachycerianthus borealis (Verrill, 1873)

Pachycerianthus curacaoensis den Hartog, 1977

Pachycerianthus delwynae Carter, 1995

Pachycerianthus dohrni ( Beneden, 1924)

Pachycerianthus fimbriatus (Kwietniewski, 1898)

Pachycerianthus insignis Carlgren, 1951

Pachycerianthus johnsoni ( Torrey and Kleeberger, 1909)

Pachycerianthus longistriatus Carter, 1995

Pachycerianthus magnus (Nakamoto, 1919)

Pachycerianthus maua ( Carlgren, 1900)

Pachycerianthus monostichus McMurrich, 1910

Pachycerianthus multiplicatus Carlgren, 1912

Pachycerianthus nobilis ( Haddon and Shackleton, 1893)

Pachycerianthus schlenzae sp. nov.

Pachycerianthus solitarius (Rapp, 1829)

Type species. P. multiplicatus Carlgren, 1912 (see details in Kelly & Keegan, 2000)

Distribution: This genus is distributed worldwide, except Antarctica.

Diagnosis (sensu Arai, 1965): Cerianthidae with second couple of protomesenteries short and sterile. Arrangement of metamesenteries in each quartette M,B,m,b (1,3,2,4), more or less distinct.