40 



CRUSTACEA. 



1 Bernard Hermit Crab. 



2 Lobster. 



3 Parthenope Horida. 



4 American Edible Crab. 

 6 Ranine Dentata. 



6 Pychnognon Littorale. 



ENTOMOSTRACANS. 



1 Barnacles. 



2 Limulus Longispinus. 



3 Daphinia Pulex (male and fe- 



male) . 



4 Cyclops Quadricornis. 



5 Water Fleas, various kinds. 



6 Fairy Shrimp, Chirocephalus. 



MOLLUSCA. 



1 Paper Nautilus. 



2 Octopus or Poulpe. 



3 Sepia Officinalis. 



4 Pearly Nautilus. 



5 Pteroceras Aporrhais and Strom- 



bus. 



6 Murex Tenuispina and Pyrula 



canaliculata. 



7 Harp Shell. 



8 Mitra Episcopalis and Papalis. 



9 Cypraea. 



10 Turritella, Soalaria, and Verme- 



tus. 



11 Helix Albolabris. 



12 Pecten Irradians and Mytilua 



Edulis. 



RADIATA. 



1 Holothuria, or Sea Cucumber. 



2 Sea Urchin. 



3 Star Fish. 



JELLY FISH, OR AOALEPHS. 



1 Pelagia Noctiluca. 



2 Cyanea Euplocamia. 



3 Physalia Arethusa. 



Clasa XXV Botany. 



VEGETABLE ANATOMY. 



TWENTY SLIDES, PER SET, $30.00. 



1 Vertical section of extremity of 



Root (highly magnified) . 



2 Section of Leaf, White Lily and 



Oleander (highly magnified). 



3 Section of Coniferous Wood, and 



Glands (highly magnified) . 



4 Longitudinal section of portion 



of Stem and Spiral Vessels. 



5 Lactiferous vessels of Celandine 



and Fisus elastica. 



6 A Sting of the Nettle, showing 



circulation of Sap. 



7 (1) Air cells from stem Limno- 



charis Plumieri : (2) ditto, 

 showing open passages at an- 

 gles of cells: (3) Epidermis 

 of Oncidium altissimum: (4) 

 Stomata of Croton variegatum. 



8 Section of Ehn Branch. 



9 Section of Ash Branch. 



10 Transverse and vertical section of 



Negundo, a year ago. 



11 Section of Fern Stem and Scala- 



riform tissue. 



12 Polleen Grains (six varieties). 



13 Polleen Masses (Orchis, Plantan- 



thera, and Asclepias). 



14 Starch Grains (Potato, Wheat, 



and Maize in cells) . 



15 Vertical section of Stigma of 



Ditura. 



16 Conducting tissue in Stigma of 



Ditura. 



17 Section of Ovule of Polygonum 



before and after fecundation. 



18 Germination of Fern Spore. 



19 Fern and Sporangia. 



20 Spores and Sporidia of diseased 



grain of Wheat. 



BOTANICAL ILLUSTRATIONS. 



TWENTY SLIDES, PER SET, $30 00. 



1 Parts of a plant. 



2 Germination. 



3 Roots. 



4 Buds and Leaves. 



5 Flowers and Inflorescence. 



6 Stamens and Pistils. 



7 Exogenous Structure. 



8 Crowfoot Family, Columbine, Ac. 



