354 



REPORT 1856. 



distribution. A. Species as yet only known from the Gulf, including Maz 

 atlan and St. Bias. — B. Species found in the Gulf and Central America, 



from Acapulco to Gulf Dulce. — C. Gulf and Panama D. Gulf and S. 



America. — E. Gulf and Galapagos. — F. Total Gulf. — G. Central Ame- 

 rica, peculiar. — H. Central America and Panama. — I. Central America and 

 S. America. — K. Panama, peculiar. — L. Panama and S. America. — M. 

 Total Panama — N. TOTAL of N. American tropical fauna. 



VTaz- 



Families, 8fc. 



A. 



B. 



C. 



D. 



E. 



F. 



G. 



1 



4 



1 



"l 

 8 

 2 



2 

 2 

 1 



3 



1 

 5 



"2 



1 

 1 

 1 

 3 



"l 



41 



6 

 6 



H. 



1 



"6 



5 

 4 

 2 

 8 

 2 

 2 

 3 



1 

 5 

 1 

 2 

 3 



2 

 47 



1 

 2 

 "3 

 6 



1 



"5 



1 



4 



2 



12 

 4 



"i 

 2 



"3 



40 



1 



1 



K. 



3 



"§ 



3 

 1 



23 



3 



6 



1 

 1 



1 

 1 

 2 



"d 

 4 

 4 

 2 



2 

 2 

 3 



76 



2 



8 



11 



1 



22 



L. 



1 

 1 



2 

 2 

 1 

 2 



"3 



11 



2 

 1 



10 

 3 

 1 

 4 

 1 

 1 



1 



11 

 2 



"3 

 1 



62 

 "l 



T 



M. 



1 



1 



7 

 2 



I 



: 



1 

 41 

 6 

 6 

 21 

 5 

 4 

 7 

 3 

 2 

 2 



ii 



17 



6 

 7 

 6 

 3 

 5 

 5 



189 



6 



i 



31 



N. 

 16 



1 

 17 



11 

 2 



1 



13 



4 



23 



15 



1 



4 



81 



14 



11 



45 



13 



7 



20 



23 



14 



7 



6 



19 



32 



8 



10 



14 



8 



9 



8 



423 



15 



22 

 15 



6 



M 



BRYOZOA 



16 



16 

 1 



10 



4 

 3 



8 



2 



23 



4 



5 



9 



6 



1 



10 



15 



*12 



4 



4 

 9 



6 

 1 

 2 

 1 



141 



6 



4 



4 



1 



"5 



4 



5 



2 



13 



2 

 3 

 1 



1 



3 



7 

 1 

 2 

 1 

 1 

 3 

 1 



56 



1 

 2 

 1 

 ■\ 



1 

 1 



2 

 2 



1 

 2 



"7 



1 



i 



9 

 4 

 3 



14 



1 

 1 



4 

 2 



1 



5 



10 



2 



5 



"i 



3 



83 



2 

 3 



1 



1 

 2 



1 



"3 

 1 



"6 

 1 



17 



4 

 2 



1 



"2 



11 



2 



1 



1 

 2 



60 



2 

 2 



"i 



2 



1 



1 

 9 



16 



1 

 17 



5 



2 



1 



12 



4 



10 



10 



"3 

 39 

 10 



8 

 34 



7 



3 

 15 

 19 

 13 



4 



13 



23 



2 



7 

 7 

 3 

 7 

 4 



266 



10 



6 

 4 

 3 



TUNICATA 



PALLIOBRANCHIATA 



Total 



LAMELLIBRANCHIATA. 



Pholadidae 



Gastrochaenidae 



Saxicavidae 



Petricolidae 



Myadae 



Corbulidae 



Anatinidae 



Solenidae 



Solecurtidae 



Tellinida3 



Donacidae 



Mactridae 



Veneridae 



Astartidae 



Chamidae 



Cardiadae 



Lucinidae & Diplodontidae 



Cycladidae 



Unionidae 



Mytilidae , 



Arcadae 





Aviculidae 



Pectinidae 



Spondylidae 



Ostreadae 





Total 



PTEROPODA 



GASTEROPODA. 



Opisth.obranchia.ta 



Pulmonata. 







Total 









\ 







* This figure includes Montacitta chalcedonica, found in the fronds of Murex nigritus 

 (Reigen Col.), since the Table was printed. 



