Key:  Phylum Platyhelminthes, Class Turbellaria, Order Polycladida

Note:  Though there are many other flatworms here, only the polyclads grow large enough to be likely to be seen

Taken primarily from  Kozloff, 1987, 1996 p. 85 (Copyright 1987, 1996, University of Washington Press.  Used in this web page by permission of University of Washington Press)
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1a  Ventral surface with a sucker (this is independent of the digestive system, and lies behind the female gonopore); tentacles, when present, situated along the margin of the body at the anterior end (Suborder Cotylea) 17
1b Ventral surface without a sucker; tentacles, when present, of the nuchal type, situated above the brain and some distance behind the anterior end (suborder Acotylea) 2
2a A band of eyespots present along the entire margin of the body (these may not be visible except in transmitted light) (eyespots also present on the tentacles, at the bases of the tentacles, and in the region of the brain); length up to about 10 cm Kaburakia excelsa
2b
3a
3b
4a
4b
5a
5b
6a
6b
7a
7b
8a
8b
9a
9b
10a
10b
11a
11b
12a
12b
13a
13b
14a
14b
15a
15b
16a
16b
17a
17b
18a
18b
19a
19b
20a
20b



Taxonomic Levels Represented in This Key:
Kaburakia excelsa



Page created by Dave Cowles, 10-2004
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