Table 4 in Ceriantharia (Cnidaria) of the World: an annotated catalogue and key to species

Table 4. Comparison of anatomical features of Pachycerianthus species (after Stampar et al. 2015).
SpeciesDirective mesenteries lengthDirective labial tentacleM-mesentery (M1) lengthM-mesentery (M2) lengthM-mesentery (m1) lengthM-mesentery (m2) lengthMesenteries attached to siphonoglyphSiphonoglyph shapeNumber of marginal tentaclesP. aestuari> stomodeum?Reach aboral pore≅ M-11/5 of M-1= m-116Wide30-34P. benedeni stomodeum?Reach aboral pore= M-13/4 of M-1~1/3 of M-18Wide139-155P. curacaoensis> stomodeumAbsentReach aboral pore1/2 of M-11/4 of M-12/3 of m-14Short and narrow74-105P. delwynae> stomodeumPresentAlmost reach aboral poreLarger than M-11/3 of M-11/2 of M-16Narrow89-114P. dohrni?Half column (?)> M-1????~160P. fimbriatus> stomodeumPresentReach aboral pore3/4 of M-11/3 of M-11/3 of M-18Wide and long<60P. insignis stomodeumPresentReach aboral pore=M-11/3 of M-11/4 of M-16Wide138-140P. magnus> stomodeumPresentAlmost reach aboral pore3/4 of M-11/3 of M-11/2 of M-16Short and narrow~120P. maua stomodeumPresentReach aboral pore≅M-11/2 of M-1≅m-18Narrow and long~47P. multiplicatus> stomodeumAbsentReach aboral pore=M-11/3 of M-11/3 of M-16Narrow175P. nobilis????????160-170P. schlenzae> stomodeumPresentReach aboral pore3/4 of M-11/2 of M-11/3 of M-16Long and narrow60-85P. solitarius> stomodeumPresentReach aboral pore≅ M-11/4 of M-11/5 of M-16Narrow~64