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قراءة كتاب Seaside Studies in Natural History. Marine Animals of Massachusetts Bay. Radiates.

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Seaside Studies in Natural History. Marine Animals of Massachusetts Bay. Radiates.

Seaside Studies in Natural History. Marine Animals of Massachusetts Bay. Radiates.

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دار النشر: Project Gutenberg
الصفحة رقم: 6

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Velella mutica (Agassiz) 84 121. Free Medusa of Velella (Agassiz) 84 122. Ptychogena lactea 86 123. Ovary of Ptychogena 87 124. Synapta tenuis 95 125. Anchor of Synapta 96 126. Caudina arenata 97 127. Cuvieria squamata 98 128. Young Cuvieria 99 129. Cuvieria somewhat older than Fig. 128 99 130. Pentacta frondosa 100 131. Toxopneustes drobachiensis 102 132. Portion of shell of Fig. 131 without spines (Agassiz) 103 133. Sea-urchin shell without spines (Agassiz) 103 134. Sea-urchin from the mouth side (Agassiz) 104 135. Magnified spine 104 136. Transverse section of spine 105 137. Pedicellaria of Sea-urchin 105 138. Teeth of Sea-urchin 106 139. Echinarachnius parma 107 140. Transverse section of Echinarachnius (Agassiz) 108 141. Ray of Star-fish, seen from mouth side (Agassiz) 109 142. Astracanthion berylinus 110 143. Single spine of Star-fish 111 144. Limestone network of back of Star-fish 111 145. Madreporic body of Star-fish 111 146. Cribrella oculata 112 147. Ctenodiscus crispatus 114 148. Ophiopholis bellis 115 149. Arm of Fig. 148, from the mouth side (Agassiz) 116 150. Tentacle of

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