170 
Proceedings of the Royal Physical Society. 
Names of the chief 
Groups represented 
in the Collection. 
Fishes, 
Mollusca, 
Brachiopoda, 
Tunicata, 
Polyzoa, 
Arachnida, 
Crustacea, 
Annelida, . 
Gephyrea, . 
Rotifera, . 
Echinodermata, 
Actinozoa, . { 
Hydrozoa, . 
Spongozoa, 
Foraminifera, 
Infusoria, . 
Names of the principal Subdivisions. 
Cephalopoda, 
Pteropoda, : : : : 
Opisthobranchiata, 
Gasteropoda, ; Prosobranchiata, 
Polyplacophora, 
Scaphopoda, P : 5 
Tetrabranchiata, 
Pelecypoda, Dibranchiata, 
Brachyura, 
Anonioura, 
Macrura, 
Carida, 
Schizopoda, 
Isopoda, 
Amphipoda, 
Phyllopoda, 
Cladocera, . 
Ostracoda, 
Cépepoda, . 
Cirripedia, 
Crinoidea, . 
Ophiuroidea, 
Asteroidea, 
Echinoidea, 
Holothuroidea, . 
Aleyonaria, 
Zoantharia, : 
Miliolide, . 
Lituolide, . 
Textulareide, 
Lagenide, . 
Lotuliide, . 
Nummulinide, . 
Number of 
Species 
belonging to 
each of the 
principal 
Subdivisions. 
oo 
to . 
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ia 
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et 
comand’ 
Number of 
Species 
belonging to 
each of the 
Groups. 
12 
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148 
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13 
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46 
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co 
FISHES. 
The fishes that fall to be noticed in this report are mostly 
of small size, and with few exceptions are all of more or less 
frequent occurrence around our shores. They are—TZrachinus 
vipera, Gobius Ruthensparrt and Gobius minutus, Callionymus 
