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Gelasimus vocator Martens. 



„ pugilato}- Bosc. 



N mayacoani Latreille, 



„ armatus Smith. 



„ princeps Smith. 



„ crassipes White. 



„ annulipes Edwards. 



„ lacteus De Haan. 



„ chlorophthalmus Edwards. 



■ „ ^^ana?/ie?i.si5 StimpsoQ. 



„ stenodactylus Edwards et Lucas. 



Eam. III. Grapsidae Dana. 



Subfam. 1. Grapsinae Kingsley. 



Goniopsis cruentatus (Latreille). 

 Metagrapsus messor Edwards. 

 Grapsus maculatus Edwards. 



„ strigosus (Herbst). 



Leptograpsus variegatus Edwards. 



„ ptlanifrons (Dana). 



Cyrtograpsus cirripes Smith. 

 Glyptograjysus spinipes n. sp. (1) 

 Pachygrap>sxis transversus 'Gibbes). 



„ innotatiis (Dana^. 



„ plicutus (Edwardsj. 



„ minutus A. M. Edwards. 



„ marmoratus (Eabrioiusj. 



(1) Carapax convexus ad latera laeviter arcuatus, 4-emargiaatus. Frons 

 declivis, medio sinuatus, margine super antennulas reflexo. Maxillipedes 

 externi vix hiantes^ in superficie sulcati et puncturati , articulo secundo 

 tertium fere aequante. 



Chelipedes subaequi , brachio triquetro extus ad mai ginem , minutis- 

 sime spinuloso, intus integro piloso^ infra acute denticulato, carpo et manu 

 in superficie minute granulosis, digitis instar cochlearis excavati, apici cor- 

 neis, pilosis. Pedes gressorii compressi, nudi vix rugati, meropodio inferno 

 crenulato , superne spinulis armato , versus apicem unidentato. Articulo 

 quinto infra spinuloso, spinulis serie triplici dispositis, dactylis tetragouis 

 ad marginem spinulis instructis. 



Abdomen cT basin versus sterno contiguo angustius. 



Carapacis c^ long. 12,4 mm, lat. 13. 



Provenienza: Isola delle Perle. 



