AST. 17 ILLUSTRATIONS OF TYPES OF SHELLS BALL 35 



EXPLANATION OF PLATES 



Plate 1 



Page 



Fic. 1. Colus (Limatofusus) morditus Dsdl, sdt. 28 mm 13 



2. Colus (Liniatofusus) timetus Dall, alt. 30 mm 14 



3. Colus {Latisi'pho) aTphelusT>a\\, alt. ZQ mm 11 



4. Placifusus laticordatus Dall, alt. 20 mm 25 



5. Plicifusus (Retifusus) incisus Dall, alt. 28 mm 25 



6. Exilia kelseyi, Dall, alt. 34 mm 17 



7. Phenacoptygma cortezi Dall, alt. 43 mm 23 



8. Colus (Anomalosipho) adonis Dall, alt. 37 mm 11 



9. Colus (Latisipho) dalmasius Dall, alt. 35 mm 12 



10. Colus (Aulacofusus) trophius Dall, alt. 32 mm 14 



1 1 . Colus (Aulacofusus) severinus Dall, alt. 33 mm 14 



12. Colus (Aulacofusus) halidonus Dall, alt. 35 mm 13 



Plate 2 



Fig. 1. Fusinus diminutus DaW, a\t. 11 mm 17 



2. Mohnia vernalis Dall, alt. 21 mm 21 



3. Colus (Aulacof^isus) dimidiatus Dall, alt. 16 mm 12 



4. Metzgeria calif ornica DaU, alt. 14 mm 20 



5. Colus (Aulacofusus) barbarinus Dall, alt. 20 mm 12 



6. Colus (Aulacofusus) trombinus Dall, alt. 16mm 14 



7. Colus (Aulacofusus) halimeris Dall, alt. 21 mm. (immature ?) 13 



8. Colus (Aulacofusus) bristolensis Dall, alt. 23.5 mm 12 



9. Colus (Latisipho) clementinus Dall, alt. 21 mm 12 



10. Colus (Aulacofusus) sapius Dall, alt. 22 mm 14 



Plate 3 



Fig. 1. Colus (Aulacofusus) pulcius Dall, alt. 38 mm. 13 



2. Colus (Aulacofusus) capponius Dall, alt. 40 mm 12 



3. Plicifusus (Retifusus) oceanodromae Dall, alt. 34 mm 25 



4. Fusinus traski Dall, alt. 55 mm 17 



5. Colus (Aulacofusus) ombronius Dall, alt. 50 mm 13 



6. Colus (Latisipho) errones Dall, alt. 47 mm 12 



7. Buccinum castaneum incisulum Dall, alt. 55 mm 7 



8. Buccinum ienue lyperum Dall, alt. 52 mm 9 



9. Ancistrolepis calif ornicus Dall, alt. 46 mm 3 



Plate 4 



Fig. 1. Buccinum solenum DaM, alt. ^7 mxa 8 



2. Chrysodomus smirnius Dall, alt. 50 mm 10 



3. Chrysodomus nuceus Dall, alt. 62 mm 10 



4. Buccinum cnismatopleura Dall, alt. ^8 mm. 7 



5. Buccinum physematxim Dall, alt. ^0 mm 8 



6. Chrysodomus saturus tabularis Dall, alt. ^2 m.m 10 



Plate 5 



Fig. 1. Buccinum planeticum Dall, alt. ^5 mm. 8 



2. Buccinum pemphigus Dall, alt. ^Z mm 8 



3. Buccinum castaneum flucluatum Dall, alt. 85 mm 7 



4. Cohis (Aulacofusus) nobilis Dall, alt. 85 mm 13 



