Pedoveliger 276, 278 

 Pedoviridae 563 



Pelecypod family, largest 1459 



Pelecypoda 423, 781, 934, 972, 1164, 1226, 1402, 1459, 1481, 1490, 1698, 1947, 1950 

 Pelecypods 107, 123, 134, 297, 331, 332, 333, 522, 595, 597, 882 883 884 



966, 968, 1255, 1257, 1279, 1346, 1420, 1506, 1620, 2060 ' ' 



, juvenile 1828, 1829 



/ susceptible estuarine 321 



, veneracean 614 



Pellets (4,000 g) 330 



, fecal 1537 



Penerf River, France (see also River Penerf) 824 



Penetration 101, 273, 360 



, degree of 85 



Penicillin 420, 1362 



-resistant strain 464, 1074 



-sensitive strain 1074 



Pennsylvania 413, 548, 1356, 1357 



Pennsylvanian 1434 



Penrose Canal, N. J. 409 



Pens 76, 78, 268, 1020 



Pentamethonium 1991 



Pentose shunt 240 



People vs Miller 1396 



Pepsin 464, 1266 



, digested by 397 

 _______ digestion, resistance to 396 



-resistant segment (PPC-1) 396 



Peptide 2206 



bonds, susceptible 740, 2080 



chains 2078 



Peptides 2080 



Perform diverse functions 2227 

 Performance, optimum 1061 

 Pericardial cavity 1028 



_/ negative pressures in 1807 



fluid 1028, 1807 



glands 1019 



Pericardic and pedal regions 1172 

 Period 1060 



, aerobic 760, 761 



, swimming 154 



Periodic acid-Schiff (PAS) positive 845, 847 

 Periodicity, daily 192 



is lunar 1432 



Periostracum 159, 1440, 1911, 2198, 2219 



formation 840, 1374, 2198 



structure 2198 



767 



