52 



1. cassina. 



Venus cassina, Lin. — Venus erycina, worn, 

 Penn. — Clausina cassina, Brown. 

 Test. jun. Venus Rustericii, Payr. 

 (13. Venus reflexa, Laskey.) 

 Deep water on various parts of the coast. 



2. fasciata. 



Venus fasciata, Mont. — Venus paphia, Pult. 

 — Clausina fasciata, Brown. 

 ((3. Venus Brogniartii, Paj/r.) 

 Test. jun. Ortygia costata. Brown. 

 Animal white, extremities of the syphons orange. 

 Deep water on gravelly ground ; common. 



3. gallina. 



Venus gallina, Lin. — Venus rugosa, var. 

 Penn. — Venus striatula, Don. — *' Ortygia 

 gallina. Leach.'''' Brown. — Venus casina, 

 Pult. 

 Kamsay Bay. 



4. Pennantii. 



Venus rugosa, Penn. — Venus laminosa, Las- 

 key. — Venus cancellata, Don. — Venus 

 gallina, v. Menke. — Venus senilis, Brocchi. 

 — " Ortygia rugosa. Leach.'''' Brown. 

 Deep water off Douglas Head. 

 As this is not the Venus rugosa of Linnaeus, I 

 have thought it right to change the specific appella- 

 tion, naming it after its discoverer. 



5. ovata. 



Venus ovata, Penn. — Venus radiata, Brocchi. 



