from ALL PARTS of THE WORLD 



21 



3. Engina turbinella, Kien. Nobby En- 

 gina. Key West, Florida, to West Indies. 

 All of the species of this genus are bril- 

 liant shells, usually nobby or spiny. They 

 are found in all oceans. 20c 



4. Cerithium minima nigrescens, Mke. 

 Black Horn Shell, Tampa Bay to Florida 

 Keys and West Indies. This little black 

 fellow sometimes comes on the beaches 

 in such quantities that they appear like 

 extensive black patches on the clear 

 white sand. 6 for 25c 



5. Janthina globosa. Swain. Globe Pur- 

 ple Snail. Gulf Stream of Florida and 

 West Indies. Pelagic. 20c 



6. Nucula proxima. Say. L. Common 

 Nut Shell. New Jersey to Florida and 

 Texas. There are many similar species, 

 mostly from deep water. 20c 



7. Nuculana acuta. Con. Pointed Nucu- 

 larta. Massachusetts to Florida and West 

 Indies. There are many other species, 

 most all from deep water. 25c 



8. Astarte castanea. Say. Brown As- 

 tarte. Nova Scotia to North Carolina. 5 

 to 6 fathoms. A fine species covered with 

 thick brown periostracum and typical 

 of many other varieties from cold water. 



25c 



9. Mcrum oniscus, L. Wood Louse. 

 Florida Keys and West Indies. Only the 

 one species in this territory. 35c 



10. Tegula excavata. Lam. Green Top 

 Shell. Florida Keys and West Indies. 

 There are four species in this territory. 



25c 



11. Pedalion bicolor, C. B. Ads. Little 

 Purse Shell. A small oyster-like shell of 

 I", brownish-black inside. 50c 



12. Lepidochiton marmorea, Fabr. 

 Painted Chiton. Greenland to Massachu- 

 setts. 1 to 50 fathoms. Circumboreal. A 

 handsome small species. 50c 



13. Chaetopleura apiculata. Say. The 

 Little Chiton. Massachusetts to Florida. 

 3 to 12 fathoms. A neat little species. 25c 



14. Pododesmus decipiens, Phil. Black 

 Oyster. Florida to West Indies. This 

 species is an Anomia and the valves are 

 often found on the beaches. 50c 



15. Ostrea cristata. Born. Saw-edge 

 Oyster. South Florida and West Indies. 

 It is easy to recognize this little oyster by 

 its saw-tooth edge. 50c 



16. Ostrea foliata. Lam. Foliated 

 Oyster. An irregular dark colored shell 

 of 1V2", living at St. Petersburg Beach to 

 Florida Keys. 50c 



17. Chiton squamosus, L. Common 

 Chiton. Florida Keys and West Indies. 

 This species is the largest and most com- 

 mon found on southeast coast. 2" 25c 



18. Area secticostata, Rve. White Ark. 

 North Carolina to Florida and Texas. A 

 fine large species which is common in 

 various localities. 3" 50c 



19. Thais deltoidea. Lam. The Banded 

 Thais. South Florida to West Indies. It 

 has two rows of prominent knobs, usually 

 white, which are bordered with brown 

 bands. \Vz" 30c 



20. Polinices heros. Say. Circular Bulls- 

 eye. Gulf of St. Lawrence to North Caro- 

 lina. 1 to 238 fathoms. Nearly round and 

 common to all the New England coast. 



2V2" 25c 



21. Astraea americana, Gmel. Ameri- 

 can Turbine Shell. Florida Keys and 

 West Indies. A conical white shell with 

 many fine ridges, the white operculum 

 usually found tightly fitting the aper- 

 ature.' 1" 25c 



22. Area incongrua. Say. Little White 

 Ark. North Carolina to Texas. One of the 

 smaller Arks and fairly common over the 

 entire territory. 35c 



23. Ostrea irons, L. Coon Oyster. 

 South Florida and West Indies. Very 

 common in this section, where it attaches 

 itself to the mangrove roots which line 

 the shores of the coast and many islands. 



50c 



24. Latirus inf undibulum, Gmel. 

 Ridged Latirus. Florida Keys and West 

 Indies. A brown spindle-shaped shell, 

 with prominent ridges and smaller cir- 

 cular ridges. 2" 50c 



25. Pisania pusio, L. Pisa Shell. Florida 

 Keys and West Indies. A neat, mottled, 

 polished species, of a brownish-purple 

 color, with white spots and bands. There 

 is one other species of the genus in this 

 territory. 2" 50c 



26. Turbo castaneus crenulatus, Gmel. 

 Nobby Top Shell. A variety of the true 

 castaneus, fairly common on sandy 

 beaches. North Carolina to West Indies 

 in 2 to 15 fathoms. IW 25c 



27. Lithophaga nigra. Orb (caribaea). 

 Black Rock-borer. South Carolina to 

 Brazil. One of the common borers, usu- 

 ally found in wood, coral or rock. 



1V2" 50C 



28. Modiolus demissus. Dill. Little 

 Black Mussel. Virginia to Florida. A very 

 dark, neat species of mussel, common to 

 this section. 1V4" 25c 



