Pages 65–72, Text | Echini. Echinonëus and micropetalon, by A. M. Westergren

B.Meisel lith. EGHINONEUS PLATE 7.

AW & = gs “ALBATROSS TROPIGAL PAGIFIG Ex.

1899-1900.~

PLATE 8. 1-5. Echinonéus cyclostomus LEske. 1.—Intestineinplace,seenfrombelow.Specimenmeasuring26mm.long.= 2.—Reproductiveorgansandalimentarycanal,seenfromabove,freeofitstest,whichmeasu long. : 3.— Alimentary canal, from actinal side. Pr 4.—Abactinalloopofthealimentarycanal.Reproductiveorgansremoved. 5.—Alimentarycanal,actinalside.Intestinalappendageandpartofactinalloopturn curveofabactinallooptotheanalsystem. The same specimen was used for figures 2-5.

PortAntonio,Jamaica,H.L.Clark.

EGHINONEUS PLATE 8.

“ALBATROSS TROPICAL PAGIFIG Ex. 1899-1900. ed + a ‘\* as =e2 i B.Meisel lith AM Westereren del

PLATE 9. ca ted, a _ Seat«. > aan | 7 £ ot 7 + . 7 re, ed a al = : - 7 ry =e Soa | eee - 2 4 = : . . > —- : ok

PLATE9. 1-6. Echinonéus cyclostomus LEsKE. 1.—Anteriorpartofactinalloopofthealimentarycanalwithmesentery,showingtheactinalintestinal appendage,oesophagus,madreporictube,andterminationofthegenitalducts.Testwith spines measuring 23 mm.

long. 2.—Thesameasabove,seenfromabactinalside. 3.—Intestinalappendagewithintestinecut,exposinginsertionofitsneck.SamespecimenasFigures 1-2.

4.—Intestineinplace,seenfrombelow.Testwithoutspinesmeasuring5mm.long. 5.—Thesameseenfrombelowfreefromthetest. 6.— The same seen from above. go.

generative organ. ia.

actinal intestinal appendage. m.

tniadreporic tube. oes.

oesophagus. PortAntonio,Jamaica,H.L.Clark.

Historical text. Published in 1911. Scientific knowledge, names and medical understanding have changed since; this is a historical source, not current scientific or medical guidance. The text is taken from a digitised scan, so recognition errors from the scan may remain, and plates and figures are not reproduced.

Attribution. Westergren, A. M. (1911). Echini. Echinonëus and micropetalon, by A. M. Westergren. Digitised text released under CC0 1.0 via Zenodo (10.5281/zenodo.16697177). CC0 1.0. Original source ↗. Text extracted from the digitised PDF without changes to wording; page images, figures and plates are not reproduced. OCR errors in the source scan may remain.