from ALL PARTS of THE WORLD 



49 



1. Mcpalia muscosa, Gould. Mossy 

 Chiton. Alaska south to Mexico. Girdle 

 is covered with stiff hairs. Inside bluish- 

 green. 1 to 2" 50c 



2. Mopalia ciliata, Sow. Hairy Chiton. 

 Washington to Mexico. Girdle wide, yel- 

 lowish or brown with some brown hairs. 

 Usually brighter color than muscosa. 



1V2" 50c 



3. Mopalia ciliata wosnessenskii, Midd. 

 Wosnessenski's Chiton. Shell is more 

 elongated and roundly arched back. Olive 

 or drab color. Some range as ciliata. 



IVz" 50c 



4. Nuttalina californica, Rve. Califor- 

 nia Chiton. Very common. Will often be 

 found high on rocks at low tide. Valves 

 often much eroded. 1V2" 50c 



5. Ishnochiton mertensii, Midd. Mer- 

 tens' Chiton. Alaska to Lower California. 

 A reddish species with rich sculptured 

 valves. Mantle covered with fine round 

 scales. 1V4" 50c 



6. Ishnochiton clathratus, Rve. Trell- 

 ised Chiton. South coast. Richly sculp- 

 tured and light green inside. Often con- 

 fused with cooperi. 1V4" 50c 



7. Tonicella hartwegi. Carp. Hartweg's 

 Chiton. Alaska to Lower California. Olive 

 green, 1", almost flat shell. 50c 



8. Ishnochiton regularis. Carp. Regular 

 Chiton. California. Finely sculptured 

 and is of olive or slatey-blue with light 

 blue interior. IVz" 50c 



9. Callistochiton decorata. Carp, (top) 

 Decorative Chiton. Southern California. 

 A small form, finely sculptured, of a red- 

 dish or yellowish-brown. Found along 

 south coast. 50c 



10. Chaetopleura gemma. Carp, (bot- 

 tom). Gem Chiton. Monterey south. 

 Color varied from red to yellow. Valves 

 rough. 25c 



11. Trichotropis cancellata. Hinds. 

 Checked Hairy-shell. The gray Periostra- 

 eum is covered with hairs. A real cold 

 water species from Alaska to Washington. 



1" 50c 



12. Glycymeris subobsoleta. Carp. 

 Medium Ark. Solid, as are all the genus. 

 Of a brownish-white. Whole coast. 



2" 50c 



13. Nassa perpinguis. Hinds. Fat Dog- 

 whelk. Very common from Washington 

 to Mexico. A whitish finely checked 

 shell covered with tiny squares. 25c 



14. Acmaea incessa. Hinds. Seaweed 

 Limpet. California. Usually found living 

 on the flat branches oi giant sea weeds. 

 A neat small dark brown shell. 25c 



15. Fusinus luteopictus, Dall. Painted 

 Spindle-shell. California. A light yellow 

 and brown shell, quite rare in most local- 

 ities. 1" 50c 



16. Macron lividus. A. Ads. Livid 

 Macron. Around San Diego and south- 

 ward. Of a brownish color. 25c 



17. Septifer bifurcatus. Rve. Branch- 

 ribbed Mussel. South beaches. Not com- 

 mon. A dark colored shell much like 

 Mytilis adamsianus but has a small check 

 across the interior of the shell. 1 1 A" 25c 



18. Ishnochiton conspicuus. Carp. Con- 

 spicuous Chiton. Monterey to Mexico. 

 Girdle has short bristles, and is pink in- 

 side. Attains 3V2". Is often confused with 

 magdalensis which has rough sculpture 

 and white internally. 50c 



19. Mytilis calif ornianus. Con. Cali- 

 fornia Mussel. California. Ribs very con- 

 spicuous. Of a purple color. Attains 7 or 

 8" and takes a high polish. 2" 50c 



20. Laqueas californicus, Koch. Cali- 

 fornia Lamp Shell. Thin and smooth, of 

 a reddish color. Fishermen often bring up 

 clusters in their nets. 1V4" 50c 



21. Volutharpa haysiana, Bern. Alaska. 

 A horn-colored shell with thin periostra- 

 cum, usually found in deep water. 



1 to lV2"50c 



22. Macoma secta. Con. Giant Macoma. 

 Alaska to Mexico. Thin and white, largest 

 of genus. 3" 50c 



23. Cardium corbis. Mart. Basket 

 Cockle. Very common on all west coast. 

 Considered good eating. Shell brittle. 



3 to 4" 50c 



24. Pandora filosa. Carp. Puget Sound. 

 A small white shell, typical in form of 

 most of the species of the genus. 1" 50c 



25. Heterdonax bimaculatus, L. Spot- 

 ted False Wedge-shell. Of a purple and 

 white color. It is common along south 

 coast. 1" 25c 



26. Tagelus californianus. Con. Cali- 

 fornia Razor-clam. They burrow in mud 

 along south coast. 2 to 3", of a gray 

 color. 25c 



27. Apolymetis biangulata. Carp. 

 < meta> Yellow apolymetis. California. 

 Usually whitish outside and yellowish in- 

 side. Common. 2 to 3" 50c 



