PLATE. We 
Acmea stella, Lesson. Teeth of radula, magnified. p. 73. 
Nacella illuminata, Gould. Teeth of radula, magnified. p. 77. 
Septa rubicunda, Perry. Teeth of radula, magnified. p. 303. 
Turris babyloma, L. Teeth of radula, magnified. p. 469. 
Srphonalia dilatata, Q. & G. Teeth of radula, magnified. p. 370. 
Haminea. Stomach-plate, magnified. p. 537. 
Phacussa Henryi, Suter. Jaw, and teeth of radula, magnified. p. 626. 
Phacussa fulminata costata, Suter. Reproductive organs, magnified. p. 624. 
Thalassohelic: Laingi, Suter. Teeth of radula, magnified. p. 630. 
. Gerontia pantherina, Hutton. Teeth of radula, magnified. p. 635. 
. Allodiscus dimorphus, Pir. Teeth of radula, magnified. p. 640. 
Thernia virescens, Suter. Jaw, radula, and reproductive organs, magnified. 
p. 652. 
Serpho Kivi, Gray. Teeth of radula, magnified. p. 653. 
Therasia Thaisa, Hutton, Teeth of radula, magnified. p. 660. 
Phenacohelix Stokesi, K. A. Smith. Teeth of radula, and reproductive organs, 
magnified. p. 669. 
Flammulina Chiron, Gray. Teeth of radula, magnified. p. 674. 
Endodonta coma, Gray. Jaw, and teeth of radula, magnified. p. 706. 
Endodonta egesta, Gray. Reproductive organs, magnified. p. 710. 
Laoma glabriuscula, Pir. Jaw, and teeth of radula, magnified. p. 752. 
Laoma elavodes, Webster. Reproductive organs, magnified. p- 744. 
EXPLANATION OF LETTERS. 
alg. or alb. g. Albumen-gland. p. or ps. Male organ. 
ap. Appendiculum. pr. Prostata. 
hd. Hermaphrodite duct. rm. Penis retractor-muscle. 
hd. or hgl. Hermaphrodite gland. rs. Receptaculum seminis. 
ov. Ovary. se. Sacculation of uterus. 
ov. or ovd, Oviduct. od, Vas deferens. 
ov’. Free oviduct. 
