Mark EL 1892 (citation)- original description. p 298-309., pl 31, fig 1-22. describes genus and species. Long description with beautiful illustrations. Buchanan F 1892- Zoological Record 29:72. Zoological Record chapter misspells Polychoerus as Polychaerus referring to Mark EL 1892 (citation) citation. Buchanan is chapter editor. Verrill AE 1893 (citation)- "Caudal cirri one to five. In adult examples there are generally 1-3 slender, pale, translucent caudal cirri--sometimes, in large specimens, another samller pair is developed external to the latteer, on the posterior lobes" etc. etc. extended description and figures. Plate 41, 11 and 11a and plate 43, 6-10. Length 3-4 mm, breadth 1.5 to 2 mm. Common from Great Egg Harbor, NJ to Casco Bay, ME- taken in New Haven Harbor; Noank, Conn; Newport, RI; Woods Hole, MA; and Quahog Bay, ME. Note eggs on shells and stones, etc. possibly "eggs escape from mouth"? Gardiner EG 1895 (citation)- anatomy, egg and p 155-174 plates 10 & 11 on embryology. Bohmig L 1895 (citation)- mentions p 35 and lists p 44. Gardiner EG 1898 (citation)- Graff L v 1904 (citation)- "better diagnosis" of th genus - (he says). Graff L v 1904-08 (citation)- in Bronn- p 1984 - def of genus. Depicts Polychoerus caudatus plate I.15 and its embryology Plate IV, 20-31. Stevens NM, Boring AM 1905 (citation)- on regeneration in. Child CM 1907 (citation)- experiments on form regeneration. Graff L v 1910 (citation)- notes from U.S. Graff L v 1911 (citation)- says collected on ulven in Little Harbor and Hotel Breakwater. Lohner L 1911 (citation)- looked for excretory canals in. Luther A 1912 (citation)- brief mention of. Lohner L 1913 (citation)- Compares with species of Amphiscolops Wilhelmi J 1913 (citation)- outline with muscles p 23, anatomy with muscles p 85, also 24, 103, 113. Allee WC 1923 (citation)- lists it as collected at Woods Hole. Keil EM 1929 (citation)- used this in regeneration experiments at Woods Hole. Bresslau E 1933 (citation)- p 55 gig 24.4- exterior view- from Nachon Island, Woods Hole. length to 4 mm x 1.4mm- flattened- color red orange through yellow and purple pigment granules, etc. p 204 fig 202- regeneration and ? in. An der Lan H 1936 (citation)- mentions. Westblad E 1946 (citation)- notes nozzles on bursa. Westblad E 1948 (citation)- p 30 on presense of a germvitellarien in- not a real germvitellarien but more like that of Hallangia - abortive eggs add to others to nourish them etc. Hyman LH 1951 (citation) -vol 2, p 175 notes study of embryology of this by Gardner EG 1895 (citation)- Discusses acoel embryology. Ax P 1963 (citation)-discusses presence of tails in this non sand form, may be sensory. Hadzi J 1963 (citation)- p 212- on embryology of - comment. p 222- on symbionts in. Steinbock O 1963 (citation)- p 49 mentions work on cleavage of. [Bush note: Collected by dredging at Woods Hole, Mass 6/23/64] [Bush note: Collected from shelly sandy mud by Bob Smith from Sewage Beach, Virginia Key, Miami Oct 1964; drawings and sectioned. is this caudatus?- did not have orange color of those I saw in Woods Hole.] [Bush note: collected from sand at ? November 1965.] [Bush note: many specimens finally found July 1969 on Nantucket in Great Bay not far from Wauwinet- near Swopes House- under scale of shells in intertidal zone.] Dorjes J 1968 (citation)- lists. Ax P, Doerjes J 1966 (citation)- note "brain" surrounds the statocyst. Kato K 1968 (citation)- on development of purple eggs in. Apelt G 1969 (citation)- p 268 notes Gardiner's observation of copulation in- is first for acoels Gardiner EG 1898 (citation)- Henley C 1974 (citation)- p 296- notes Mark EL 1892 (citation)- observations on sperm in bursa. p 299 - on ultrastructure of sperm.
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