Download Antarctic Ascidiacea by Patricia Kott, Illustrated by Drawings and Photos PDF

By Patricia Kott, Illustrated by Drawings and Photos

About The Product

Published via the yankee Geophysical Union as a part of the Antarctic examine Series.

Chapter 1 advent (pages 1–2):
Chapter 2 earlier Expeditions (pages 3–4):
Chapter three class (pages 5–10):
Chapter four Species record (pages 11–12):
Chapter five Station Lists (pages 13–22):
Chapter 6 Systematic dialogue (pages 23–171):
Chapter 7 habit (pages 173–177):
Chapter eight Phylogeny (pages 179–192):
Chapter nine Zoogeographic dialogue (pages 193–208):
Chapter 10 References (pages 211–221):

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None. Previous Records. Antarctic: None. Subantarctic: Falkland Is. [ Herdman, 18861 ; Tierra del Fuego, Strait of Magellan [Michaelsen, 1907; Van Beneden and Selys Longchamps. 19131. Distribution. The knoan distribution of this species is limited to a small region of the subantarctic region, where it is found g r o ~ i n gon the giant kelp, Macrocystis, or on red algae from the shore down to 20 meters. Description. Colonies are small, slender-stemmed mushrooms with dome-shaped head convex above, SYSTEMATIC DISCUSSION flattened below, usually not more than 12 mm in diameter but may extend up to 20 mm.

2 although numerous species have been taken from 2. 3 rows of stigmata present . . . . . Atapozoa southern Australia, South Africa, and Nem Zealand Stigmata absent . . . . . . "Protoholozoa, p. 35 IKott, 1957; Millar, 1960; 1962; Nlichaelsen, 19241. 3. Cloaca1 canals present.. . . . . . . . . . . . . 4. Stereoclavella antarctica Herdman, 1910, and OxyNo cloaca1 canals present . . . . Cyathocormus corinia mawsoni Harant and Vernihres, 1938, origi- 4.

Distaplia cylindrica, 1large specimen ( 9 mature) Tylobranchion speciosum, 2 specimens Ascidia challengeri, 10 specimens Cnemidocarpa verrucosa, 100 specimens Pyura setosa, 2 specimens Molgula gigantea, 5 large and small specimens STA. 437, South Shetland Islands ; 62 '49'06"S, 60°40'W; January 9, 1963; 311 meters; 5' Blake Traw 1. Aplidium radiatum, numerous heads Aplidium circumvolutum, 10 colonies Aplidium caeruleum, 1colony Caenagnesia bocki, 6 specimens Pyura georgiana, 2 specimens STA. 439, South Shetland Islands; 63 '51'02"S, 62 " 37'06"W; January 9, 1963; 123-165 meters; 5' Blake Trawl.

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