rhabdocoeln.adj.

Brit.

/ˈrabdə(ʊ)siːl/, U.S.

/ˈræbdəˌsil/

Forms: 1800s– rhabdocele, 1800s– rhabdocoel, 1800s– rhabdocoele.

Origin: A borrowing from Latin. Etymon: Latin Rhabdocoela.

Etymology: < scientific Latin Rhabdocoela, order name ( C. G. Ehrenberg Symbolæ physicæ IV. Animalia evertebrata (1831)) < post-classical Latin rhabdo- rhabdo- comb. form + ancient Greek κοῖλος hollow (also as noun, κοῖλον , cavity of the body) (see cœlo- comb. form¹) + scientific Latin -a -a suffix².

Zoology.

A. n.

A turbellarian flatworm of the order Rhabdocoela, characterized by a straight, unbranched gut.In some modern classifications Rhabdocoela is ranked as a subclass.

ΘΚΠ

the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Platyhelminthes > [noun] > class Turbellaria > member of

rhabdocoel1862

turbellarian1883

planaridan1890

1862 Proc. Royal Soc. 11 235 [Memoir] No. 3 contains the description of seventeen Rhabdoceles, which are all new with the exception of Convoluta paradoxa.

1909 Amer. Naturalist 43 63 The animal occurs in the blood system of Cyprinid fishes..and was originally described in 1905 as an aberrant rhabdocœl.

1959 T. T. Macan Guide Freshwater Invertebr. Animals 114 All the Turbellaria are free-living, though one rhabdocoele, Castradella granea Braun, lives in the brood-pouch of Asellus.

1990 D. D. Jensen in G. Greenberg & E. Tobach Theories Evol. of Knowing viii. 130 Rhabdocoels are flatworms from which nemertines appear to have evolved.

B. adj.

Of, relating to, or characteristic of the order Rhabdocoela; (more widely, of the gut of a flatworm) straight and unbranched. Cf. dendrocœl adj.

ΘΚΠ

the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Platyhelminthes > [adjective] > of or belonging to class Turbellaria > of suborder Rhabdocoela

rhabdocoelian1864

rhabdocoel1867

rhabdocoelous1870

1867 Ann. & Mag. Nat. Hist. 20 449 I cancel my former conjecture, and add this species of Rhabdocœl planaria to the British fauna.

1881 T. Harper Metaphysics of School II. v. iii. 550 The green rhabdocele planarian (convoluta Schultzii)..exhibits chlorophyll, which certain other lower forms of animal life are known to do.

1935 Jrnl. Parasitol. 21 367 A well developed oral sucker and a rhabdocele gut.

2006 Aquaculture 254 231/1 One problem frequently cited is predation by rhabdocoel flatworms.

This entry has been updated (OED Third Edition, June 2010; most recently modified version published online March 2022).

单词	rhabdocoel
释义	rhabdocoeln.adj. Brit. /ˈrabdə(ʊ)siːl/, U.S. /ˈræbdəˌsil/ Forms: 1800s– rhabdocele, 1800s– rhabdocoel, 1800s– rhabdocoele. Origin: A borrowing from Latin. Etymon: Latin Rhabdocoela. Etymology: < scientific Latin Rhabdocoela, order name ( C. G. Ehrenberg Symbolæ physicæ IV. Animalia evertebrata (1831)) < post-classical Latin rhabdo- rhabdo- comb. form + ancient Greek κοῖλος hollow (also as noun, κοῖλον , cavity of the body) (see cœlo- comb. form¹) + scientific Latin -a -a suffix². Zoology. A. n. A turbellarian flatworm of the order Rhabdocoela, characterized by a straight, unbranched gut.In some modern classifications Rhabdocoela is ranked as a subclass. ΘΚΠ the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Platyhelminthes > [noun] > class Turbellaria > member of rhabdocoel1862 turbellarian1883 planaridan1890 1862 Proc. Royal Soc. 11 235 [Memoir] No. 3 contains the description of seventeen Rhabdoceles, which are all new with the exception of Convoluta paradoxa. 1909 Amer. Naturalist 43 63 The animal occurs in the blood system of Cyprinid fishes..and was originally described in 1905 as an aberrant rhabdocœl. 1959 T. T. Macan Guide Freshwater Invertebr. Animals 114 All the Turbellaria are free-living, though one rhabdocoele, Castradella granea Braun, lives in the brood-pouch of Asellus. 1990 D. D. Jensen in G. Greenberg & E. Tobach Theories Evol. of Knowing viii. 130 Rhabdocoels are flatworms from which nemertines appear to have evolved. B. adj. Of, relating to, or characteristic of the order Rhabdocoela; (more widely, of the gut of a flatworm) straight and unbranched. Cf. dendrocœl adj. ΘΚΠ the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Platyhelminthes > [adjective] > of or belonging to class Turbellaria > of suborder Rhabdocoela rhabdocoelian1864 rhabdocoel1867 rhabdocoelous1870 1867 Ann. & Mag. Nat. Hist. 20 449 I cancel my former conjecture, and add this species of Rhabdocœl planaria to the British fauna. 1881 T. Harper Metaphysics of School II. v. iii. 550 The green rhabdocele planarian (convoluta Schultzii)..exhibits chlorophyll, which certain other lower forms of animal life are known to do. 1935 Jrnl. Parasitol. 21 367 A well developed oral sucker and a rhabdocele gut. 2006 Aquaculture 254 231/1 One problem frequently cited is predation by rhabdocoel flatworms. This entry has been updated (OED Third Edition, June 2010; most recently modified version published online March 2022). < n.adj.1862
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