- Page 1 and 2: PEABODY MUSEUM OF NATURAL HISTORY Y
- Page 3: A SYSTEMATIC STUDY OF THE DEMOSPONG
- Page 7 and 8: YALE UNIVERSITY PEABODY MUSEUM OF N
- Page 9 and 10: INTRODUCTION 3 of washing, centrifu
- Page 11 and 12: SYSTEMATICS 5 are divided into the
- Page 13 and 14: ORDER POECILOSCLERIDA FAMILY TEDANI
- Page 15 and 16: SYSTEMATICS 9 in diameter; the mesh
- Page 17 and 18: SYSTEMATICS 11 and interior contain
- Page 19 and 20: SYSTEMATICS 13 DISCUSSION. Verongia
- Page 21 and 22: SYSTEMATICS 15 idem, 1897, p. 482;
- Page 23 and 24: SYSTEMATICS 17 plateaux. The result
- Page 25 and 26: SYSTEMATICS 19 Haliclona rubens, de
- Page 27 and 28: SYSTEMATICS 21 HOLOTYPE. YPM 5033.
- Page 29 and 30: SYSTEMATICS 23 Fibulia to be a dire
- Page 31 and 32: SYSTEMATICS 25 from the Bahamas was
- Page 33 and 34: SYSTEMATICS 27 Individual analyses,
- Page 35 and 36: SYSTEMATICS 29 as 10-12 spicules. T
- Page 37 and 38: SYSTEMATICS 31 mental forms are com
- Page 39 and 40: SYSTEMATICS 33 Tuba sororia Duchass
- Page 41 and 42: SYSTEMATICS 35 SPICULES. Strongyles
- Page 43 and 44: SYSTEMATICS 37 DISCUSSION. The most
- Page 45 and 46: SYSTEMATICS 39 Lissodendoryx caroli
- Page 47 and 48: n i SYSTEMATICS 41 FAMILY MICROCION
- Page 49 and 50: SYSTEMATICS 43 SPICULES. The subtyl
- Page 51 and 52: SYSTEMATICS 45 spongin. Many echina
- Page 53 and 54: SYSTEMATICS 47 27-102 X 2 /i. Many
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SYSTEMATICS 49 SHAPE. The sponge ha
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SYSTEMATICS 51 that the toxas menti
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SYSTEMATIGS 58 Halichondria magnico
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SYSTEMATICS 55 p. 55; Gulf of Campe
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SYSTEMATIGS 57 of the presence of m
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SYSTEMATICS 59 COLOR. The sponge is
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SYSTEMATICS 61 range is extensive.
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SYSTEMATICS 63 much as 1 mm in life
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SYSTEMATICS 65 ORDER EPIPOLASIDA So
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SYSTEMATICS 67 HABITAT. The single
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SYSTEMATICS 69 137; de Laubenfels,
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SYSTEMATICS 71 Sollas (1888) used C
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SYSTEMATICS 73 Fig. 14.—Spicules
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SYSTEMATICS 75 HABITAT. Common on p
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DISTRIBUTION BY HABITAT 77 GENUS CO
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DISTRIBUTION BY HABITAT 79 gibberos
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FIELD KEY 81 3—Tough; with skin-l
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ZOOGEOGRAPHICAL NOTES 83 3—Not sp
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LITERATURE CITED 85 Halichondria ma
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LITERATURE CITED 87 Ekman, Sven, 19
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LITERATURE CITED 89 Wells, H. W., W
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conulosa, Thalyseurypon, vi, 1, 7,
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pectinicola, Mycale, 48, 50-51 Pell
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PLATES
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4* i « t * ••v. •:jj£5^ •
- Page 106:
PLATE III Fig. 1. PelUna coeliformi
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PLATE IV Fig. 1. Callyspongia plici
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->-" .*^-^; .'-fcL •"i-S; - "- i-
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PLATE ¥1 Fig. 1. Thalyseurypon con
- Page 115 and 116:
-^Kjm .#y • . •*&' $•$. -'J3T
- Page 117:
PLATE VIII Fig. 1. Geodia papyracea