INVERTEBRATE ANIMALS OF VINEYARD SOUND, ETC. 365 



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Spio robusta 345 



S. setosa 344 



Serine agilis 346 



Aricia ornata 344 



Anthostonia robustum 343 



A. fragile , ... 344 



Maldane elongata 343 



Clymenella torquata . 

 Notomastus luridus . . 



1ST. filiformis 



Sabellaria vulgaris.. 

 Cistenides Gouldii . . 

 Amphitrite ornata . . . 



Oligocholia. 



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 Halodrillus littoralis 33S 



Olitellio irroratus . 

 Nemerieans. 



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Meckelia lactea 350 



M. ingens 349 



M. rosea 350 



Cosinocephala ocliracea 



Tetrastemma arenicola 



Balanoglossus aurantiacus . 



Siminculoids. 



Paere. 



Pliascolosoma Gouldii 353 Phaseolosoma, sp. 



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 353 



MOLLUSC A. 



Gastropods. 



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Fnlgur carica 355 



Sycotypus canaliculars 355 



Astyris lunata 306 



Ilyanassa obsoleta 354 



Tritia trivittata 354 



Lunatia lieros 353 



L. heros, var. triseriata 354 



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Neverita duplicata 354 



Crepidula fornicata 355 



C. convexa 355 



C. unguiformis 355 



Bittium nigrum 355 



Lacuna vincta 355 



Lamcllibranchs. 



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Busatella Americana 356 



Siliqua costata 35S 



Mya arenaria 357 



Lyonsia hyalina 358 



Mactra solidissima 358 



Macoma fusca 359 



Angulus tener 358 



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Venus mercenaria 359 



Tottenia gemma 359 



Loevicardium Mortoni 358 



Solenomya velum 360 



Mytilus edulis 361 



Pecten irradians 361 



