Fig. 1a. 
—=—38; 
261 
Plate IV 
Fig. 1. Prodajus ostendensis Gilson (continued) 
. Very young SR from above; x 22. The dark spots on the 
head are pigm 
. Same very young syn RN DA from ig se BØ 
. Young female, from below; X 
Head of the young female mk wn in fig. 1c, from below. On 
the left side of the figure the antennula (a7) and the antenna 
(a?), on the right side the antennula and the two anterior 
thoracic legs are shown. 
. Male, from the left side; x 84. 
. Head, thorax and satesle part of abdomen of a male, from 
above; X 84. The two anterior black spots on the head 
. Head and first thoracic segment of an adult male, from below; 
»x>220. a?. Sly First thoracic leg on the left side of 
the figure om om 
. Sixth thor reg of a male; x 220. 
i. Seventh rente leg of the same male; x 220. 
. Posterior part of the body of another male, from the left side; X 84. 
n anomalous specimen, having the head with the mouth and 
the two anterior thoracic segments with their serrated epimera 
and the legs shaped as in the second larval stage, while the 
five posterior thoracic segments with their legs and the ab- 
domen are shaped as in the adult male; X 84. Thoracic 
legs of third to sixth pairs omitted. 
Plate V 
Fig. 1. Prodajus ostendensis Gilson (continued) 
Larva in the second stage, from above; x 81. 
1b. Head and anterior part of thorax of the same specimen, from 
below 150. 
SE ind right antennula of the same specimen, from below; 
0. 
> Rack right thoracic leg of the same larva, from below; X 260. 
Fig. 2. Leptochelia danica mn. sp. 
Front part of the me with left antennula and antenna of an 
ovigerous female ; 
. Left first and SOM thoracie legs of the same female, from 
the outer side; 
x 
. Distal part of third left thoracic leg of the same female; > 195. 
