152 



BULLETIN 54, UNITED STATES NATIONAL MUSEUM. 



EXOCORALLANA OCULATA (Hansen). 



Corattana oQulaia Hansen, Vidensk. Selsk. Skr. (6), V, 1890, pp. 386-387, pi. 

 VII, figs. 6-6b.— Richardson, Proc. U. S. Nat. Miis., XXIII, 1901, p. 519. 



Locality. — West Indies. 



The body is about three times longer than wide; the last four seg- 

 ments of the thorax, espe- 

 cially toward the posterior 

 margin, and the second to 

 the fifth segments of the ab- 

 domen in the male are nearly 

 bare, in the female they are 

 rough and furnished with 

 very short .stiff hairs; the 

 thorax in the male is a little 

 longer and in the female is 

 somewhat longer than the 

 abdomen. 



The front of the head is 

 as in E. fi<S)C(U(da. 



The e3'es are almost as in 

 E. fissicauda, being some- 

 what larger in the male 

 and more convex than in 

 the female; the ocelli are 

 ver}^ large in the male and 

 very convex, in the female 

 they are a little less con- 

 vex. 



The frontal lamina is as 

 in E. Jissicauda. 



septimo bene definito, in segmentis sexto et quinto et quarto paulum distincta, 

 imprimis e punctis formata. 



Epiinera et pedes fere ut in C. antillensi. 



Segmenta 5 anteriora caud;e paiilo levins scnlpta quam in C. antiUensi. 



Segmentum ultimum caudai abbreviatum, cireiter ^ latins quam longius, postice 

 late rotundatum, non spinosum, ilnque ineisura jirofunda etsat lata ornatum, margine 

 laterali integro; dorsum sat convexuin, areis nullis spisse setosis instructnm, setis 

 brevissimis remotins sparsis ad margines laterales versus ornatnm, excavatione basali 

 media in fundo breviore carinata, )iodis acutis sat approximatis nonnihil minoribus, 

 nodis lateralibus aliquanto minoribus quam in specie prsecedente et non furcatis 

 instructnm. 



Uropoda caudam valde superantia, nt in C. antiUensi ciliata; rami inter se requi- 

 longi; ramus interior sat latus, margine postero-interiore aliquantum excurvato spinis 

 nonnnllis instructo, apice paulum producto, acuto. Scapus angulo interiore paulum 

 ultra tertiani partem rami interioris oceupans. 



Color rtavo-brunneus. — Hansen, Vidensk. Selsk. Skr. (B), V, 1890, pp. 385-380. 



Fig. 134.— EXOCORALLANA OCULATA (AFTER HANSEN). 



a, Head of adult male, b, Abdomen of adult male. 

 c, Lateral view of adult male. (Enlarged.) 



