393 



5. Ltngula tumidula (pi. Ixvii. f. 7.) Reeve, Zool. Proc. 

 1841. p. 100. 



L. testa tenui, cornea, subquadratS, lata, mfescente-olivacea, radi- 

 atim irregulariter striata, apice siibtrilobo. 



Broader in proportion than any other known species ; it is some- 

 what narrower toward the base than at the apex and it is irregu- 

 larly and somewhat radiately striated from the base to the broad 

 and subtrilobate apex. 



New Holland. , ^, ^ . 



Lingnla compressa of E^eve is only a badly preserved specimen 

 of this species. Masbate, H. Cuming. 



6. LiNGULA ovALis (pi. Lxvii. f. 8.) Reevc, Zool. Proc. 1841. 

 p. 100. 



L. testa oblongo-ovali, subcompressa, tenui, antice rotundata. 

 Distinguished from other species by its regularly oblong-ovai 

 shape, both ends being nearly similar. 

 Sandwich Islands, H. Cmning. 



7. LiNGULA ALBiDA (pi. Ixvii. f. 6.) //iwf/^, MoU. Voy. of the 

 Sulphur, p. 71. 1. 12. f. 4. 



L.testa oblonga, la^vi, complanata, antice truncata, ubique albida ; 

 pediculo brevi, cylindraceo. tit. ^ 



" This si^ecies is distinguished by its uniform dead white co our 

 and very short pedicle, which does not exceed half the length ot 

 the shelly portion." — Hinds, 



Bay of Magdalena, California. 



EXPLANATION OP PLATE LXVH. 



1. 2. 3. Lingula anatina, Sp. 1. 



4. hians, 2. 



5. Audebardi, 3. 



6. albida, 7. 



7. tumidula, 5. 



8. ovalis, 6. 



9. anatina, var. 1. 



10. anatina, var. 1. 



11. semen, 4. 



Printed bv Reeve, Brothers, Kiug WUliam Street, Strand. 



