Page:Smithsonian Miscellaneous Collections, Volume 85.djvu/129

Plate 4

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Canadia spinosa Walcott			4
Fig.	1.	(✕ 1.5.) Specimen having an unusually straight position, with all the spines turned backward and thus crowded together.
	2, 3.	Natural size and enlarged (✕ 3) views of a fine complete individual. The enlarged picture has been retouched.

Plate 5

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Canadia spinosa Walcott			4
Figs.	1, 2.	Natural size and enlarged (✕ 4) photographs. The larger one has been retouched.

Plate 6

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Canadia spinosa Walcott			4
Fig.	1.	(✕ 2.) Photograph of a well preserved specimen.
	2.	(✕ 2.) Unretouched illustration of another specimen whose specific identity Doctor Walcott doubted somewhat.
Canadia sparsa Walcott			5
Fig.	3.	(✕ 2.) Unretouched photograph of this peculiar worm.
Canadia irregularis Walcott			5
Fig.	4.	Small, somewhat broken specimen. (See pl. 9, fig. 3, for enlargement.)
	5.	(✕ 2.) An unretouched photograph of the lectotype.
	6.	(✕ 2.) Coiled specimen doubtfully referable to the species.

Plate 7

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Canadia setigera Walcott			5
Fig.	1.	(✕ 2.) Unretouched photograph of a rather complete curled specimen.
	4.	(✕ 2.) Unretouched photograph showing the attachment of the setae.
Canadia dubia Walcott			6
Fig.	2.	(✕ 3.) A good illustration of this small form.
Canadia irregularis Walcott			5
Fig.	3.	(✕ 3.) Enlargement of specimen illustrated as fig. 4 on preceding plate.