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" In this way that surface of the body which lines the shell becomes converted into the two lobes of the mantle, and between them a mantle cavity is formed, into which the velum can be drawn when the animal is at rest. While these changes have been going... "
The Oyster: A Popular Summary of a Scientific Study - Page 52
by William Keith Brooks - 1891 - 230 pages
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Studies from the Biological Laboratory, Issue 1

Biology - 1879
...edge of the body and the velum in between the edges of the shell, in the manner shown in Figure -15. In this way that surface of the body which lines the...into which the velum can be drawn when the animal IB at rest. While these changes have been going on over thfe outer surface of the body, other important...
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The Oyster Industry

Ernest Ingersoll - Oyster culture - 1881 - 251 pages
...edge of the body and the velum in between the edges of the shell, in the manner shown iu Figure 45. In this way that surface of the body which lines the...important internal modifications have taken place. We left the digestive tract at the stage shown in Figure 36, without any communication with the exterior....
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The Oyster Industry

Ernest Ingersoll - Oyster culture - 1881 - 251 pages
...of tho shell, in tho manner shown in Figure 45. In this way that surface of the body which lines tho shell becomes converted into the two lobes of the...between them a mantle cavity is formed, into which tho velum can bo drawn when the animal is at rest. \Vhilc these changes have been going on over tho...
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Handbook of Invertebrate Zoology: For Laboratories and Seaside Work

William Keith Brooks - Invertebrates - 1882 - 392 pages
...of the body, as shown in Fig. 172, and at the same time muscular fibres make their appearance, and are so arranged that they can draw the edge of the...important internal modifications have taken place. We left the digestive tract at the stage shown in Fig. 168, without any communication with the exterior....
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Annual Report, Volume 5

New Jersey. Bureau of Industrial Statistics - Industries - 1882
...the edge of the body and the velum in between the edges of the shell, in the manner shown in Fig. 45. In this way that surface of the body which lines the...important internal modifications have taken place. We left the digestive tract at the stage shown in Fig. 36, without any communication with the exterior....
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Bulletin - United States National Museum, Issue 27, Part 1

United States National Museum - Science - 1884
...the edge of the body and the velum in between the edges of the shell, in the manner shown in Fig. 45. In this way that surface of the body which lines the...important internal modifications have taken place. We left the digestive tract at the stage shown in Fig. 36, without any communication with the exterior....
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Oysters and Methods of Oyster-culture with Notes on Clam-culture

Henry Frank Moore - Oyster culture - 1897 - 79 pages
...edges of the shells in the manner shown in plate vn. fig. 18. In this way that surface of the hody which lines the shell becomes converted into the two...important internal modifications have taken place. We left the digestive tract at the stage shown in plate v 1 1, fig. 16, without any communication with...
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Investigations for the promotion of the oyster industry of North Carolina

Caswell Grave, Henry Frank Moore, O. C. Glaser - Oyster culture - 1904 - 1 pages
...the body and the velum in between the edges of the shells in the manner shown in plate vin, fig. 18. In this way that surface of the body which lines the...important internal modifications have taken place. We left the digestive tract at the stage shown in plate vni, fig. 16, without any communication with...
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Report of the Commissioner - United States Commission of Fish and ..., Part 29

United States. Bureau of Fisheries - Fisheries - 1905
...the -body and the velum in between the edges of the shells in the manner shown in plate vm, fig. 18. In this way that surface of the body which lines the...important internal modifications have taken place. We left the digestive tract at the stage shown in plate viu, fig. 16, without any communication with...
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Congressional Serial Set

United States - 1905
...the body and the velum in between the edges of the shells in the manner shown in plate vm, fig. 18. In this way that surface of the body which lines the...the velum can be drawn when the animal is at rest. \VTiile these changes have been going on over the outer surface of the body other important internal...
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