13 



Sp. 1. Matuta lunaris. 



Tab. 127. Fig, 3—5. 



M. testa disco 6-tuberculato : tuberculis 2, 3, 1, dispositis; 

 duobus mediis majoribus, manibus supra et externe tu- 

 berculatis, pollice linea elevata polita transversim tenu- 

 issime striata, tibiis tertiis et quartis articulo primo su- 

 peme bicarinatis. 



Matuta lunaris. Lam. Cat. du Mus. d'Hist. ISfat. Mss. 



Fig. 4. Maris abdomen : 5. Pedipalpus externus. 



Habitat ad littora insuloe Isle of France vulgatissime. 



The elevated granulated margin that is found on the 

 hinder part of the shell in all the species, in this one reaches 

 to the base of the lateral spine, and has on it a tubercle. 

 The lateral spines in all the specimens that I have examined 

 turned forward. - i . 



Sp. Q. Matuta Pe7vnii. ;"' .;-. 



Tab. 127. Fig. 1—2. _ iv 



M, testa disco 6-tuberculato : tuberculis 2, 3, l-; duobus . ^i 

 anticis obsoletis, manibus supra tuberculatis ex'tus spi- '*' 

 nosis ; pollice simplici, tibiis tertiis articulo primo bica- 

 rinatis, quartis acute unicarinatis. 

 V'l". 1. Foemina: 2. Ejusdem abdomen. 



Habitat in mari Indico. 



The lateral spines are generally bent a little backwards, 

 but are sometimes perfectly straight. The posterior gra- 

 nulated margin terminates in a tubercle, and does not 

 reach to the base of the lateral spine. The exterior side 

 of the hands has three spines, the middle of which is the 

 longest. 



